[12584.604996]  ? do_sys_openat2+0x5e/0x140
[12584.605152]  ? kmem_cache_free+0x111/0x510
[12584.605346]  ? __x64_sys_ioctl+0x80/0xb0
[12584.605512]  __x64_sys_ioctl+0x80/0xb0
[12584.605659]  do_syscall_64+0x38/0x90
[12584.605819]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.606001] RIP: 0033:0x7fde9889e4cb
[12584.606196] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.606662] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.606945] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.607151] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.607347] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.607541] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.607747] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.607957]  
[12584.608073] irq event stamp: 0
[12584.608231] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.608450] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.608762] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.609042] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.609239] ---[ end trace b600c386fb5e13b9 ]---
[12584.609445] ------------[ cut here ]------------
[12584.609636] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.609990] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.611468] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.611768] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.612077] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.612284] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.612739] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.612938] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.613139] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.613365] RBP: 0000000000000000 R08: ffff8a8705d4b848 R09: 0000000000000000
[12584.613604] R10: ffff8a8702850200 R11: ffff8a87056abe08 R12: ffff8a87188a79a0
[12584.613819] R13: ffff8a876c5ef0c0 R14: ffff8a8705d4b750 R15: ffff8a8705d4b7f8
[12584.614028] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.614287] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.614503] CR2: 00007f2a89ad4330 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.614708] Call Trace:
[12584.614831]  
[12584.615007]  btrfs_run_delayed_refs+0x86/0x210
[12584.615169]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.621281]  btrfs_commit_transaction+0x59/0xad0
[12584.621441]  ? _raw_spin_unlock+0x29/0x40
[12584.621586]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.621746]  create_subvol+0x567/0x9a0
[12584.621891]  btrfs_mksubvol+0x447/0x4c0
[12584.622044]  ? preempt_count_add+0x49/0xa0
[12584.622201]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.622360]  ? _copy_from_user+0x65/0xa0
[12584.622503]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.622659]  btrfs_ioctl+0x105/0x3160
[12584.622802]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.622972]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.623151]  ? do_sys_openat2+0x5e/0x140
[12584.623322]  ? kmem_cache_free+0x111/0x510
[12584.623487]  ? __x64_sys_ioctl+0x80/0xb0
[12584.623633]  __x64_sys_ioctl+0x80/0xb0
[12584.623774]  do_syscall_64+0x38/0x90
[12584.623923]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.624090] RIP: 0033:0x7fde9889e4cb
[12584.624239] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.624688] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.624931] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.625124] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.625323] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.625515] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.625709] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.625919]  
[12584.626035] irq event stamp: 0
[12584.626171] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.626351] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.626594] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.626846] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.627034] ---[ end trace b600c386fb5e13ba ]---
[12584.627508] ------------[ cut here ]------------
[12584.627669] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.627968] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.630165] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.630421] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.630678] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.630850] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.631317] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.631482] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.631677] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.631874] RBP: 0000000000000000 R08: ffff8a871c46f490 R09: 0000000000000000
[12584.632079] R10: ffff8a8705d4b700 R11: 0000000000000000 R12: ffff8a8724bf5bd0
[12584.632302] R13: ffff8a876c5ef0c0 R14: ffff8a871c46f3a8 R15: ffff8a871c46f450
[12584.632497] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.632746] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.632927] CR2: 00007f2a895c94c0 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.633127] Call Trace:
[12584.633251]  
[12584.633367]  btrfs_run_delayed_refs+0x86/0x210
[12584.633519]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.633679]  btrfs_commit_transaction+0x59/0xad0
[12584.633833]  ? _raw_spin_unlock+0x29/0x40
[12584.633985]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.634150]  create_subvol+0x567/0x9a0
[12584.634297]  btrfs_mksubvol+0x447/0x4c0
[12584.634439]  ? preempt_count_add+0x49/0xa0
[12584.634585]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.634746]  ? _copy_from_user+0x65/0xa0
[12584.634892]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.635058]  btrfs_ioctl+0x105/0x3160
[12584.635200]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.635360]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.635534]  ? do_sys_openat2+0x5e/0x140
[12584.635682]  ? kmem_cache_free+0x111/0x510
[12584.635828]  ? __x64_sys_ioctl+0x80/0xb0
[12584.635980]  __x64_sys_ioctl+0x80/0xb0
[12584.636124]  do_syscall_64+0x38/0x90
[12584.636264]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.636424] RIP: 0033:0x7fde9889e4cb
[12584.636563] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.637029] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.637272] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.637467] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.637662] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.637858] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.638062] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.638261]  
[12584.638375] irq event stamp: 0
[12584.638504] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.638687] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.638946] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.639204] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.639383] ---[ end trace b600c386fb5e13bb ]---
[12584.640649] ------------[ cut here ]------------
[12584.640808] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.641110] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.642490] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.642746] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.643006] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.643182] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.643642] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.643804] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.644006] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.644203] RBP: 0000000000000000 R08: ffff8a8702850970 R09: 0000000000000000
[12584.644399] R10: ffff8a871c46f300 R11: ffff8a87056abe08 R12: ffff8a8724bf5150
[12584.644595] R13: ffff8a876c5ef0c0 R14: ffff8a8702850888 R15: ffff8a8702850930
[12584.644791] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.645050] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.645224] CR2: 00007f2a8963f880 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.645419] Call Trace:
[12584.645537]  
[12584.645657]  btrfs_run_delayed_refs+0x86/0x210
[12584.645808]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.645976]  btrfs_commit_transaction+0x59/0xad0
[12584.646133]  ? _raw_spin_unlock+0x29/0x40
[12584.646285]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.646443]  create_subvol+0x567/0x9a0
[12584.646586]  btrfs_mksubvol+0x447/0x4c0
[12584.646730]  ? preempt_count_add+0x49/0xa0
[12584.646875]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.647040]  ? _copy_from_user+0x65/0xa0
[12584.647190]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.647350]  btrfs_ioctl+0x105/0x3160
[12584.647488]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.647645]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.647823]  ? do_sys_openat2+0x5e/0x140
[12584.647975]  ? kmem_cache_free+0x111/0x510
[12584.648125]  ? __x64_sys_ioctl+0x80/0xb0
[12584.648271]  __x64_sys_ioctl+0x80/0xb0
[12584.648412]  do_syscall_64+0x38/0x90
[12584.648552]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.648712] RIP: 0033:0x7fde9889e4cb
[12584.648847] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.649319] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.649558] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.649754] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.649955] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.650157] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.650353] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.650553]  
[12584.650668] irq event stamp: 0
[12584.650793] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.650984] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.651243] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.657038] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.657228] ---[ end trace b600c386fb5e13bc ]---
[12584.658504] ------------[ cut here ]------------
[12584.658668] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.658968] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.661029] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.661290] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.661541] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.661713] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.662189] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.662366] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.662560] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.662756] RBP: 0000000000000000 R08: ffff8a8712d47230 R09: 0000000000000000
[12584.662959] R10: ffff8a8702850800 R11: ffff8a87056abe08 R12: ffff8a8724bf5690
[12584.663162] R13: ffff8a876c5ef0c0 R14: ffff8a8712d47138 R15: ffff8a8712d471e0
[12584.663361] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.663608] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.663776] CR2: 00007f2a89820830 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.663983] Call Trace:
[12584.664103]  
[12584.664223]  btrfs_run_delayed_refs+0x86/0x210
[12584.664375]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.664535]  btrfs_commit_transaction+0x59/0xad0
[12584.664691]  ? _raw_spin_unlock+0x29/0x40
[12584.664835]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.665002]  create_subvol+0x567/0x9a0
[12584.665152]  btrfs_mksubvol+0x447/0x4c0
[12584.665297]  ? preempt_count_add+0x49/0xa0
[12584.665445]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.665603]  ? _copy_from_user+0x65/0xa0
[12584.665751]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.665915]  btrfs_ioctl+0x105/0x3160
[12584.666056]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.666218]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.666395]  ? do_sys_openat2+0x5e/0x140
[12584.666541]  ? kmem_cache_free+0x111/0x510
[12584.666685]  ? __x64_sys_ioctl+0x80/0xb0
[12584.666826]  __x64_sys_ioctl+0x80/0xb0
[12584.666977]  do_syscall_64+0x38/0x90
[12584.667118]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.667281] RIP: 0033:0x7fde9889e4cb
[12584.667422] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.667883] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.668128] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.668328] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.668524] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.668718] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.668922] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.669116]  
[12584.669231] irq event stamp: 0
[12584.669359] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.669541] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.669793] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.670051] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.670238] ---[ end trace b600c386fb5e13bd ]---
[12584.671472] ------------[ cut here ]------------
[12584.671630] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.671928] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.673311] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.673567] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.673818] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.673998] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.674465] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.674627] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.674818] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.675020] RBP: 0000000000000000 R08: ffff8a8702850f88 R09: 0000000000000000
[12584.675219] R10: ffff8a8712d47100 R11: 0000000000000000 R12: ffff8a8724bf54d0
[12584.675415] R13: ffff8a876c5ef0c0 R14: ffff8a8702850ea0 R15: ffff8a8702850f48
[12584.675610] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.675860] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.676038] CR2: 00007f2a896158d0 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.676239] Call Trace:
[12584.676356]  
[12584.676474]  btrfs_run_delayed_refs+0x86/0x210
[12584.676625]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.676782]  btrfs_commit_transaction+0x59/0xad0
[12584.676946]  ? _raw_spin_unlock+0x29/0x40
[12584.677096]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.677258]  create_subvol+0x567/0x9a0
[12584.677401]  btrfs_mksubvol+0x447/0x4c0
[12584.677544]  ? preempt_count_add+0x49/0xa0
[12584.677691]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.677847]  ? _copy_from_user+0x65/0xa0
[12584.677999]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.678166]  btrfs_ioctl+0x105/0x3160
[12584.678309]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.678465]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.678639]  ? do_sys_openat2+0x5e/0x140
[12584.678786]  ? kmem_cache_free+0x111/0x510
[12584.678947]  ? __x64_sys_ioctl+0x80/0xb0
[12584.679091]  __x64_sys_ioctl+0x80/0xb0
[12584.679237]  do_syscall_64+0x38/0x90
[12584.679377]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.679536] RIP: 0033:0x7fde9889e4cb
[12584.679673] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.680147] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.680390] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.680585] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.680780] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.680984] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.681189] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.681388]  
[12584.681503] irq event stamp: 0
[12584.681630] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.681812] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.682071] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.682323] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.682504] ---[ end trace b600c386fb5e13be ]---
[12584.683857] ------------[ cut here ]------------
[12584.684050] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.684334] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.685725] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.685986] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.686243] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.686411] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.686874] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.687047] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.687245] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.687438] RBP: 0000000000000000 R08: ffff8a8702850220 R09: 0000000000000000
[12584.687629] R10: ffff8a8702850e00 R11: ffff8a87056abe08 R12: ffff8a8724bf5380
[12584.687823] R13: ffff8a876c5ef0c0 R14: ffff8a8702850138 R15: ffff8a87028501e0
[12584.688022] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.688274] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.688445] CR2: 00007f2a897330f0 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.688640] Call Trace:
[12584.688756]  
[12584.688873]  btrfs_run_delayed_refs+0x86/0x210
[12584.689034]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.695650]  btrfs_commit_transaction+0x59/0xad0
[12584.695813]  ? _raw_spin_unlock+0x29/0x40
[12584.695970]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.696129]  create_subvol+0x567/0x9a0
[12584.696281]  btrfs_mksubvol+0x447/0x4c0
[12584.696426]  ? preempt_count_add+0x49/0xa0
[12584.696590]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.696757]  ? _copy_from_user+0x65/0xa0
[12584.696928]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.697090]  btrfs_ioctl+0x105/0x3160
[12584.697234]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.697389]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.697566]  ? do_sys_openat2+0x5e/0x140
[12584.697730]  ? kmem_cache_free+0x111/0x510
[12584.697892]  ? __x64_sys_ioctl+0x80/0xb0
[12584.698073]  __x64_sys_ioctl+0x80/0xb0
[12584.698241]  do_syscall_64+0x38/0x90
[12584.698387]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.698565] RIP: 0033:0x7fde9889e4cb
[12584.698704] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.699219] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.699476] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.699674] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.699884] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.700108] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.700312] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.700511]  
[12584.700623] irq event stamp: 0
[12584.700748] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.700940] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.701202] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.701447] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.701631] ---[ end trace b600c386fb5e13bf ]---
[12584.702907] ------------[ cut here ]------------
[12584.703069] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.703355] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.704740] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.705009] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.705266] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.705440] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.705909] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.706072] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.706271] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.706462] RBP: 0000000000000000 R08: ffff8a871c46fd28 R09: 0000000000000000
[12584.706655] R10: ffff8a8702850100 R11: ffff8a87056abe08 R12: ffff8a8724bf5ee0
[12584.706850] R13: ffff8a876c5ef0c0 R14: ffff8a871c46fc30 R15: ffff8a871c46fcd8
[12584.707055] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.707309] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.707481] CR2: 00007f2a8963a730 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.707674] Call Trace:
[12584.707806]  
[12584.707937]  btrfs_run_delayed_refs+0x86/0x210
[12584.708091]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.708256]  btrfs_commit_transaction+0x59/0xad0
[12584.708413]  ? _raw_spin_unlock+0x29/0x40
[12584.708562]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.708718]  create_subvol+0x567/0x9a0
[12584.708862]  btrfs_mksubvol+0x447/0x4c0
[12584.709017]  ? preempt_count_add+0x49/0xa0
[12584.709173]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.709332]  ? _copy_from_user+0x65/0xa0
[12584.709476]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.709635]  btrfs_ioctl+0x105/0x3160
[12584.709776]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.709941]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.710116]  ? do_sys_openat2+0x5e/0x140
[12584.710265]  ? kmem_cache_free+0x111/0x510
[12584.710415]  ? __x64_sys_ioctl+0x80/0xb0
[12584.710558]  __x64_sys_ioctl+0x80/0xb0
[12584.710699]  do_syscall_64+0x38/0x90
[12584.710859]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.711034] RIP: 0033:0x7fde9889e4cb
[12584.711181] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.711643] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.711882] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.712087] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.712311] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.712521] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.712737] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.712983]  
[12584.713110] irq event stamp: 0
[12584.713264] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.713461] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.713730] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.713987] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.714175] ---[ end trace b600c386fb5e13c0 ]---
[12584.714378] ------------[ cut here ]------------
[12584.714534] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.714822] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.716273] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.716523] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.716779] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.716966] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.717434] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.717619] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.717840] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.718064] RBP: 0000000000000000 R08: ffff8a8712d45230 R09: 0000000000000000
[12584.718264] R10: ffff8a877ffd5000 R11: 000000000003a560 R12: ffff8a870949c000
[12584.718457] R13: ffff8a876c5ef0c0 R14: ffff8a8712d45138 R15: ffff8a8712d451e0
[12584.718651] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.718890] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.719128] CR2: 00007f2a8963a730 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.720033] Call Trace:
[12584.720163]  
[12584.720283]  btrfs_run_delayed_refs+0x86/0x210
[12584.720438]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.720595]  btrfs_commit_transaction+0x59/0xad0
[12584.720748]  ? _raw_spin_unlock+0x29/0x40
[12584.720912]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.721074]  create_subvol+0x567/0x9a0
[12584.721223]  btrfs_mksubvol+0x447/0x4c0
[12584.721363]  ? preempt_count_add+0x49/0xa0
[12584.721511]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.721720]  ? _copy_from_user+0x65/0xa0
[12584.721925]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.722095]  btrfs_ioctl+0x105/0x3160
[12584.722286]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.722465]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.722649]  ? do_sys_openat2+0x5e/0x140
[12584.722792]  ? kmem_cache_free+0x111/0x510
[12584.722955]  ? __x64_sys_ioctl+0x80/0xb0
[12584.723102]  __x64_sys_ioctl+0x80/0xb0
[12584.723248]  do_syscall_64+0x38/0x90
[12584.723386]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.723549] RIP: 0033:0x7fde9889e4cb
[12584.723688] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.724154] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.724404] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.724610] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.724803] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.725027] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.725258] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.725487]  
[12584.725620] irq event stamp: 0
[12584.725765] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.725984] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.726286] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.732731] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.732941] ---[ end trace b600c386fb5e13c1 ]---
[12584.733889] ------------[ cut here ]------------
[12584.734065] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.734351] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.735780] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.736045] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.736300] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.736475] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.736946] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.737109] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.737306] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.737497] RBP: 0000000000000000 R08: ffff8a8712d455d8 R09: 0000000000000000
[12584.737690] R10: ffff8a8712d45100 R11: ffff8a87056abe08 R12: ffff8a870949cb60
[12584.737884] R13: ffff8a876c5ef0c0 R14: ffff8a8712d454e0 R15: ffff8a8712d45588
[12584.738090] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.738341] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.738513] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.738704] Call Trace:
[12584.738822]  
[12584.738953]  btrfs_run_delayed_refs+0x86/0x210
[12584.739106]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.739268]  btrfs_commit_transaction+0x59/0xad0
[12584.739421]  ? _raw_spin_unlock+0x29/0x40
[12584.739569]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.739726]  create_subvol+0x567/0x9a0
[12584.739871]  btrfs_mksubvol+0x447/0x4c0
[12584.740026]  ? preempt_count_add+0x49/0xa0
[12584.740179]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.740337]  ? _copy_from_user+0x65/0xa0
[12584.740480]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.740640]  btrfs_ioctl+0x105/0x3160
[12584.740781]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.740946]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.741120]  ? do_sys_openat2+0x5e/0x140
[12584.741265]  ? kmem_cache_free+0x111/0x510
[12584.741415]  ? __x64_sys_ioctl+0x80/0xb0
[12584.741558]  __x64_sys_ioctl+0x80/0xb0
[12584.741699]  do_syscall_64+0x38/0x90
[12584.741840]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.742015] RIP: 0033:0x7fde9889e4cb
[12584.742155] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.742608] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.742844] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.743047] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.743245] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.743439] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.743631] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.743827]  
[12584.743983] irq event stamp: 0
[12584.744114] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.744297] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.744546] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.744796] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.744986] ---[ end trace b600c386fb5e13c2 ]---
[12584.745195] ------------[ cut here ]------------
[12584.745353] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.745629] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.747026] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.747279] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.747535] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.747704] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.748173] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.748339] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.748536] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.748728] RBP: 0000000000000000 R08: ffff8a8712c5d4a0 R09: 0000000000000000
[12584.748931] R10: ffff8a8712d45400 R11: ffff8a87056abe08 R12: ffff8a8724bf50e0
[12584.749123] R13: ffff8a876c5ef0c0 R14: ffff8a8712c5d3a8 R15: ffff8a8712c5d450
[12584.750102] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.750354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.750528] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.750727] Call Trace:
[12584.750847]  
[12584.750974]  btrfs_run_delayed_refs+0x86/0x210
[12584.751130]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.751290]  btrfs_commit_transaction+0x59/0xad0
[12584.751442]  ? _raw_spin_unlock+0x29/0x40
[12584.751587]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.751746]  create_subvol+0x567/0x9a0
[12584.751892]  btrfs_mksubvol+0x447/0x4c0
[12584.752046]  ? preempt_count_add+0x49/0xa0
[12584.752226]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.752389]  ? _copy_from_user+0x65/0xa0
[12584.752532]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.752689]  btrfs_ioctl+0x105/0x3160
[12584.752830]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.753000]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.753179]  ? do_sys_openat2+0x5e/0x140
[12584.753322]  ? kmem_cache_free+0x111/0x510
[12584.753469]  ? __x64_sys_ioctl+0x80/0xb0
[12584.753615]  __x64_sys_ioctl+0x80/0xb0
[12584.753754]  do_syscall_64+0x38/0x90
[12584.753891]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.754065] RIP: 0033:0x7fde9889e4cb
[12584.754211] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.754663] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.754907] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.755102] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.755298] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.755494] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.755687] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.755881]  
[12584.756006] irq event stamp: 0
[12584.756136] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.756320] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.756566] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.756819] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.757008] ---[ end trace b600c386fb5e13c3 ]---
[12584.757210] ------------[ cut here ]------------
[12584.757367] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.757649] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.759433] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.759686] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.759950] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.760122] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.760579] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.760741] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.760945] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.761145] RBP: 0000000000000000 R08: ffff8a8702850bf0 R09: 0000000000000000
[12584.761344] R10: ffff8a877ffd5000 R11: 000000000003a560 R12: ffff8a8724bf5070
[12584.761540] R13: ffff8a876c5ef0c0 R14: ffff8a8702850af8 R15: ffff8a8702850ba0
[12584.761736] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.761992] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.762167] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.762364] Call Trace:
[12584.762483]  
[12584.762597]  btrfs_run_delayed_refs+0x86/0x210
[12584.762748]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.768479]  btrfs_commit_transaction+0x59/0xad0
[12584.768633]  ? _raw_spin_unlock+0x29/0x40
[12584.768783]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.768953]  create_subvol+0x567/0x9a0
[12584.769098]  btrfs_mksubvol+0x447/0x4c0
[12584.769242]  ? preempt_count_add+0x49/0xa0
[12584.769389]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.769548]  ? _copy_from_user+0x65/0xa0
[12584.769690]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.769848]  btrfs_ioctl+0x105/0x3160
[12584.769998]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.770164]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.770335]  ? do_sys_openat2+0x5e/0x140
[12584.770478]  ? kmem_cache_free+0x111/0x510
[12584.770628]  ? __x64_sys_ioctl+0x80/0xb0
[12584.770772]  __x64_sys_ioctl+0x80/0xb0
[12584.770920]  do_syscall_64+0x38/0x90
[12584.771059]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.771225] RIP: 0033:0x7fde9889e4cb
[12584.771364] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.771812] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.772062] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.772260] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.772452] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.772646] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.772838] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.773044]  
[12584.773160] irq event stamp: 0
[12584.773288] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.773468] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.773717] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.773977] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.774160] ---[ end trace b600c386fb5e13c4 ]---
[12584.774351] ------------[ cut here ]------------
[12584.774507] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.774785] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.776180] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.776428] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.776684] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.776853] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.777318] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.777483] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.777677] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.777872] RBP: 0000000000000000 R08: ffff8a8712d45f98 R09: 0000000000000000
[12584.778077] R10: ffff8a8702850a00 R11: ffff8a87056abe08 R12: ffff8a870949ce70
[12584.778276] R13: ffff8a876c5ef0c0 R14: ffff8a8712d45ea0 R15: ffff8a8712d45f48
[12584.778471] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.778715] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.778887] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.779095] Call Trace:
[12584.780077]  
[12584.780205]  btrfs_run_delayed_refs+0x86/0x210
[12584.780361]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.780521]  btrfs_commit_transaction+0x59/0xad0
[12584.780673]  ? _raw_spin_unlock+0x29/0x40
[12584.780819]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.780990]  create_subvol+0x567/0x9a0
[12584.781139]  btrfs_mksubvol+0x447/0x4c0
[12584.781285]  ? preempt_count_add+0x49/0xa0
[12584.781432]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.781593]  ? _copy_from_user+0x65/0xa0
[12584.781738]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.781907]  btrfs_ioctl+0x105/0x3160
[12584.782048]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.782238]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.782415]  ? do_sys_openat2+0x5e/0x140
[12584.782558]  ? kmem_cache_free+0x111/0x510
[12584.782705]  ? __x64_sys_ioctl+0x80/0xb0
[12584.782850]  __x64_sys_ioctl+0x80/0xb0
[12584.783004]  do_syscall_64+0x38/0x90
[12584.783147]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.783311] RIP: 0033:0x7fde9889e4cb
[12584.783450] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.783915] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.784157] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.784354] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.784547] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.784740] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.784940] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.785138]  
[12584.785255] irq event stamp: 0
[12584.785382] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.785566] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.785814] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.786075] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.786260] ---[ end trace b600c386fb5e13c5 ]---
[12584.786456] ------------[ cut here ]------------
[12584.786610] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.786890] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.788291] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.788549] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.788803] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.788988] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.789444] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.789607] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.789803] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.790010] RBP: 0000000000000000 R08: ffff8a8712d454a0 R09: 0000000000000000
[12584.790211] R10: ffff8a8712d45e00 R11: ffff8a87056abe08 R12: ffff8a870949c5b0
[12584.790405] R13: ffff8a876c5ef0c0 R14: ffff8a8712d453a8 R15: ffff8a8712d45450
[12584.790602] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.790849] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.791030] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.791232] Call Trace:
[12584.791353]  
[12584.791470]  btrfs_run_delayed_refs+0x86/0x210
[12584.791620]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.791779]  btrfs_commit_transaction+0x59/0xad0
[12584.791945]  ? _raw_spin_unlock+0x29/0x40
[12584.792090]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.792252]  create_subvol+0x567/0x9a0
[12584.792398]  btrfs_mksubvol+0x447/0x4c0
[12584.792540]  ? preempt_count_add+0x49/0xa0
[12584.792685]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.792842]  ? _copy_from_user+0x65/0xa0
[12584.792999]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.793165]  btrfs_ioctl+0x105/0x3160
[12584.793304]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.793462]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.793637]  ? do_sys_openat2+0x5e/0x140
[12584.793784]  ? kmem_cache_free+0x111/0x510
[12584.793941]  ? __x64_sys_ioctl+0x80/0xb0
[12584.794086]  __x64_sys_ioctl+0x80/0xb0
[12584.794232]  do_syscall_64+0x38/0x90
[12584.794372]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.794533] RIP: 0033:0x7fde9889e4cb
[12584.794669] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.795138] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.795381] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.795577] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.795774] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.795979] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.796181] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.796378]  
[12584.796493] irq event stamp: 0
[12584.796621] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.796803] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.797065] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.802870] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.803062] ---[ end trace b600c386fb5e13c6 ]---
[12584.803284] ------------[ cut here ]------------
[12584.803443] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.803726] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.805113] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.805368] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.805625] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.805796] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.806266] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.806447] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.806645] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.806839] RBP: 0000000000000000 R08: ffff8a8712d470f8 R09: 0000000000000000
[12584.807046] R10: 0000000000000000 R11: 00000000000d0000 R12: ffff8a8724bf5af0
[12584.807249] R13: ffff8a876c5ef0c0 R14: ffff8a8712d47000 R15: ffff8a8712d470a8
[12584.807448] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.807691] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.807865] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.808072] Call Trace:
[12584.808199]  
[12584.808313]  btrfs_run_delayed_refs+0x86/0x210
[12584.808467]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.808627]  btrfs_commit_transaction+0x59/0xad0
[12584.808779]  ? _raw_spin_unlock+0x29/0x40
[12584.808938]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.809100]  create_subvol+0x567/0x9a0
[12584.809983]  btrfs_mksubvol+0x447/0x4c0
[12584.810128]  ? preempt_count_add+0x49/0xa0
[12584.810278]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.810438]  ? _copy_from_user+0x65/0xa0
[12584.810585]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.810742]  btrfs_ioctl+0x105/0x3160
[12584.810881]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.811051]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.811230]  ? do_sys_openat2+0x5e/0x140
[12584.811376]  ? kmem_cache_free+0x111/0x510
[12584.811522]  ? __x64_sys_ioctl+0x80/0xb0
[12584.811667]  __x64_sys_ioctl+0x80/0xb0
[12584.811824]  do_syscall_64+0x38/0x90
[12584.811975]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.812138] RIP: 0033:0x7fde9889e4cb
[12584.812306] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.812761] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.813009] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.813211] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.813407] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.813603] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.813797] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.814003]  
[12584.814117] irq event stamp: 0
[12584.814251] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.814434] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.814681] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.814945] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.815126] ---[ end trace b600c386fb5e13c7 ]---
[12584.815324] ------------[ cut here ]------------
[12584.815479] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.815761] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.817146] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.817401] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.817651] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.817824] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.818293] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.818456] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.818650] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.818846] RBP: 0000000000000000 R08: ffff8a8712d47f98 R09: 0000000000000000
[12584.819052] R10: ffff8a8712d47000 R11: ffff8a87056abe08 R12: ffff8a8724bf5850
[12584.819253] R13: ffff8a876c5ef0c0 R14: ffff8a8712d47ea0 R15: ffff8a8712d47f48
[12584.819450] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.819698] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.819870] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.820075] Call Trace:
[12584.820202]  
[12584.820319]  btrfs_run_delayed_refs+0x86/0x210
[12584.820471]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.820630]  btrfs_commit_transaction+0x59/0xad0
[12584.820785]  ? _raw_spin_unlock+0x29/0x40
[12584.820942]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.821100]  create_subvol+0x567/0x9a0
[12584.821251]  btrfs_mksubvol+0x447/0x4c0
[12584.821397]  ? preempt_count_add+0x49/0xa0
[12584.821543]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.821700]  ? _copy_from_user+0x65/0xa0
[12584.821846]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.822016]  btrfs_ioctl+0x105/0x3160
[12584.822159]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.822313]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.822489]  ? do_sys_openat2+0x5e/0x140
[12584.822634]  ? kmem_cache_free+0x111/0x510
[12584.822780]  ? __x64_sys_ioctl+0x80/0xb0
[12584.822935]  __x64_sys_ioctl+0x80/0xb0
[12584.823078]  do_syscall_64+0x38/0x90
[12584.823222]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.823386] RIP: 0033:0x7fde9889e4cb
[12584.823522] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.823996] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.824238] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.824435] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.824629] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.824826] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.825030] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.825232]  
[12584.825348] irq event stamp: 0
[12584.825475] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.825657] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.825922] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.826174] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.826355] ---[ end trace b600c386fb5e13c8 ]---
[12584.826574] ------------[ cut here ]------------
[12584.826730] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.827014] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.828404] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.828660] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.828921] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.829093] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.829557] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.829721] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.829926] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.830121] RBP: 0000000000000000 R08: ffff8a8712d47710 R09: 0000000000000000
[12584.830315] R10: ffff8a8712d47e00 R11: ffff8a87056abe08 R12: ffff8a8724bf55b0
[12584.830507] R13: ffff8a876c5ef0c0 R14: ffff8a8712d47618 R15: ffff8a8712d476c0
[12584.830701] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.830960] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.831131] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.831330] Call Trace:
[12584.831448]  
[12584.831567]  btrfs_run_delayed_refs+0x86/0x210
[12584.831718]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.837447]  btrfs_commit_transaction+0x59/0xad0
[12584.837606]  ? _raw_spin_unlock+0x29/0x40
[12584.837752]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.837919]  create_subvol+0x567/0x9a0
[12584.838066]  btrfs_mksubvol+0x447/0x4c0
[12584.838216]  ? preempt_count_add+0x49/0xa0
[12584.838363]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.838521]  ? _copy_from_user+0x65/0xa0
[12584.838668]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.838824]  btrfs_ioctl+0x105/0x3160
[12584.838972]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.839132]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.840036]  ? do_sys_openat2+0x5e/0x140
[12584.840192]  ? kmem_cache_free+0x111/0x510
[12584.840339]  ? __x64_sys_ioctl+0x80/0xb0
[12584.840483]  __x64_sys_ioctl+0x80/0xb0
[12584.840627]  do_syscall_64+0x38/0x90
[12584.840764]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.840935] RIP: 0033:0x7fde9889e4cb
[12584.841078] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.841541] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.841775] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.841980] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.842195] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.842402] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.842600] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.842797]  
[12584.842921] irq event stamp: 0
[12584.843047] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.843237] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.843490] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.843742] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.843937] ---[ end trace b600c386fb5e13c9 ]---
[12584.844132] ------------[ cut here ]------------
[12584.844290] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.844573] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.845955] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.846216] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.846469] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.846640] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.847111] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.847277] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.847468] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.847662] RBP: 0000000000000000 R08: ffff8a8712d474a0 R09: 0000000000000000
[12584.847856] R10: ffff8a8712d47600 R11: ffff8a87056abe08 R12: ffff8a8724bf57e0
[12584.848062] R13: ffff8a876c5ef0c0 R14: ffff8a8712d473a8 R15: ffff8a8712d47450
[12584.848263] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.848512] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.848682] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.848878] Call Trace:
[12584.849010]  
[12584.849130]  btrfs_run_delayed_refs+0x86/0x210
[12584.849286]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.849441]  btrfs_commit_transaction+0x59/0xad0
[12584.849597]  ? _raw_spin_unlock+0x29/0x40
[12584.849746]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.849914]  create_subvol+0x567/0x9a0
[12584.850059]  btrfs_mksubvol+0x447/0x4c0
[12584.850208]  ? preempt_count_add+0x49/0xa0
[12584.850356]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.850513]  ? _copy_from_user+0x65/0xa0
[12584.850659]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.850817]  btrfs_ioctl+0x105/0x3160
[12584.850970]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.851127]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.851307]  ? do_sys_openat2+0x5e/0x140
[12584.851451]  ? kmem_cache_free+0x111/0x510
[12584.851600]  ? __x64_sys_ioctl+0x80/0xb0
[12584.851742]  __x64_sys_ioctl+0x80/0xb0
[12584.851886]  do_syscall_64+0x38/0x90
[12584.852037]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.852203] RIP: 0033:0x7fde9889e4cb
[12584.852339] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.852800] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.853047] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.853249] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.853444] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.853641] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.853835] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.854044]  
[12584.854163] irq event stamp: 0
[12584.854288] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.854473] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.854727] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.854983] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.855172] ---[ end trace b600c386fb5e13ca ]---
[12584.855371] ------------[ cut here ]------------
[12584.855527] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.855802] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.857596] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.857849] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.858113] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.858289] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.858750] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.858924] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.859119] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.859314] RBP: 0000000000000000 R08: ffff8a8712d475d8 R09: 0000000000000000
[12584.859508] R10: ffff8a8712d47300 R11: ffff8a87056abe08 R12: ffff8a8724bf5000
[12584.859698] R13: ffff8a876c5ef0c0 R14: ffff8a8712d474e0 R15: ffff8a8712d47588
[12584.859892] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.860153] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.860325] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.860518] Call Trace:
[12584.860634]  
[12584.860752]  btrfs_run_delayed_refs+0x86/0x210
[12584.860913]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.861071]  btrfs_commit_transaction+0x59/0xad0
[12584.861227]  ? _raw_spin_unlock+0x29/0x40
[12584.861375]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.861535]  create_subvol+0x567/0x9a0
[12584.861678]  btrfs_mksubvol+0x447/0x4c0
[12584.861819]  ? preempt_count_add+0x49/0xa0
[12584.861980]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.862138]  ? _copy_from_user+0x65/0xa0
[12584.862286]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.862445]  btrfs_ioctl+0x105/0x3160
[12584.862586]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.862742]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.862927]  ? do_sys_openat2+0x5e/0x140
[12584.863069]  ? kmem_cache_free+0x111/0x510
[12584.863222]  ? __x64_sys_ioctl+0x80/0xb0
[12584.863369]  __x64_sys_ioctl+0x80/0xb0
[12584.863508]  do_syscall_64+0x38/0x90
[12584.863648]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.863812] RIP: 0033:0x7fde9889e4cb
[12584.863959] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.864416] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.864653] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.864845] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.865049] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.865248] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.865441] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.865639]  
[12584.865754] irq event stamp: 0
[12584.865884] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.866075] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.866325] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.872962] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.873156] ---[ end trace b600c386fb5e13cb ]---
[12584.873359] ------------[ cut here ]------------
[12584.873513] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.873790] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.875176] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.875434] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.875685] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.875856] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.876330] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.876493] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.876686] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.876878] RBP: 0000000000000000 R08: ffff8a8712d47848 R09: 0000000000000000
[12584.877078] R10: ffff8a8712d47400 R11: ffff8a87056abe08 R12: ffff8a8724bf5c40
[12584.877276] R13: ffff8a876c5ef0c0 R14: ffff8a8712d47750 R15: ffff8a8712d477f8
[12584.877472] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.877722] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.877890] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.878096] Call Trace:
[12584.878219]  
[12584.878340]  btrfs_run_delayed_refs+0x86/0x210
[12584.878492]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.878648]  btrfs_commit_transaction+0x59/0xad0
[12584.878804]  ? _raw_spin_unlock+0x29/0x40
[12584.878961]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.879119]  create_subvol+0x567/0x9a0
[12584.879267]  btrfs_mksubvol+0x447/0x4c0
[12584.879411]  ? preempt_count_add+0x49/0xa0
[12584.879561]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.879716]  ? _copy_from_user+0x65/0xa0
[12584.879861]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.880031]  btrfs_ioctl+0x105/0x3160
[12584.880179]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.880334]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.880506]  ? do_sys_openat2+0x5e/0x140
[12584.880651]  ? kmem_cache_free+0x111/0x510
[12584.880798]  ? __x64_sys_ioctl+0x80/0xb0
[12584.880950]  __x64_sys_ioctl+0x80/0xb0
[12584.881094]  do_syscall_64+0x38/0x90
[12584.881239]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.881402] RIP: 0033:0x7fde9889e4cb
[12584.881537] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.882006] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.882247] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.882438] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.882631] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.882824] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.883029] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.883231]  
[12584.883347] irq event stamp: 0
[12584.883473] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.883654] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.883913] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.884164] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.884347] ---[ end trace b600c386fb5e13cc ]---
[12584.884536] ------------[ cut here ]------------
[12584.884694] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.884979] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.886369] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.886616] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.886872] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.887051] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.887513] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.887677] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.887870] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.888071] RBP: 0000000000000000 R08: ffff8a8712d47d28 R09: 0000000000000000
[12584.888268] R10: ffff8a8712d47700 R11: ffff8a87056abe08 R12: ffff8a8724bf5a80
[12584.888458] R13: ffff8a876c5ef0c0 R14: ffff8a8712d47c30 R15: ffff8a8712d47cd8
[12584.888651] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.888894] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.889082] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.889279] Call Trace:
[12584.889396]  
[12584.889511]  btrfs_run_delayed_refs+0x86/0x210
[12584.889665]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.889819]  btrfs_commit_transaction+0x59/0xad0
[12584.889985]  ? _raw_spin_unlock+0x29/0x40
[12584.890135]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.890298]  create_subvol+0x567/0x9a0
[12584.890443]  btrfs_mksubvol+0x447/0x4c0
[12584.890584]  ? preempt_count_add+0x49/0xa0
[12584.890734]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.890892]  ? _copy_from_user+0x65/0xa0
[12584.891048]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.891208]  btrfs_ioctl+0x105/0x3160
[12584.891350]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.891506]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.891679]  ? do_sys_openat2+0x5e/0x140
[12584.891820]  ? kmem_cache_free+0x111/0x510
[12584.891980]  ? __x64_sys_ioctl+0x80/0xb0
[12584.892128]  __x64_sys_ioctl+0x80/0xb0
[12584.892271]  do_syscall_64+0x38/0x90
[12584.892408]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.892571] RIP: 0033:0x7fde9889e4cb
[12584.892710] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.893175] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.893413] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.893605] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.893797] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.893998] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.894195] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.894389]  
[12584.894502] irq event stamp: 0
[12584.894634] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.894813] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.895066] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.895323] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.895502] ---[ end trace b600c386fb5e13cd ]---
[12584.895685] ------------[ cut here ]------------
[12584.895843] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.896135] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.897526] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.897773] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.898039] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.898213] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.898669] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.898834] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.899037] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.900054] RBP: 0000000000000000 R08: ffff8a8703cd3230 R09: 0000000000000000
[12584.900265] R10: 0000000000000000 R11: 00000000000d0000 R12: ffff8a8724bf51c0
[12584.900458] R13: ffff8a876c5ef0c0 R14: ffff8a8703cd3138 R15: ffff8a8703cd31e0
[12584.900652] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.900894] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.901085] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.901286] Call Trace:
[12584.901409]  
[12584.901524]  btrfs_run_delayed_refs+0x86/0x210
[12584.901679]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.907445]  btrfs_commit_transaction+0x59/0xad0
[12584.907606]  ? _raw_spin_unlock+0x29/0x40
[12584.907754]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.907923]  create_subvol+0x567/0x9a0
[12584.908069]  btrfs_mksubvol+0x447/0x4c0
[12584.908217]  ? preempt_count_add+0x49/0xa0
[12584.908367]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.908525]  ? _copy_from_user+0x65/0xa0
[12584.908668]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.908828]  btrfs_ioctl+0x105/0x3160
[12584.908982]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.909140]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.909317]  ? do_sys_openat2+0x5e/0x140
[12584.909461]  ? kmem_cache_free+0x111/0x510
[12584.909609]  ? __x64_sys_ioctl+0x80/0xb0
[12584.909751]  __x64_sys_ioctl+0x80/0xb0
[12584.909889]  do_syscall_64+0x38/0x90
[12584.910039]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.910207] RIP: 0033:0x7fde9889e4cb
[12584.910345] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.910801] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.911052] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.911247] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.911440] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.911633] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.911827] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.912035]  
[12584.912155] irq event stamp: 0
[12584.912283] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.912463] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.912714] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.912974] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.913163] ---[ end trace b600c386fb5e13ce ]---
[12584.913361] ------------[ cut here ]------------
[12584.913519] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.913795] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.915194] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.915445] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.915708] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.915886] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.916352] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.916520] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.916716] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.916919] RBP: 0000000000000000 R08: ffff8a8703cd3848 R09: 0000000000000000
[12584.917112] R10: ffff8a8703cd3100 R11: ffff8a87056abe08 R12: ffff8a8724bf5620
[12584.917309] R13: ffff8a876c5ef0c0 R14: ffff8a8703cd3750 R15: ffff8a8703cd37f8
[12584.917500] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.917743] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.917926] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.918125] Call Trace:
[12584.918248]  
[12584.918363]  btrfs_run_delayed_refs+0x86/0x210
[12584.918516]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.918672]  btrfs_commit_transaction+0x59/0xad0
[12584.918824]  ? _raw_spin_unlock+0x29/0x40
[12584.918980]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.919145]  create_subvol+0x567/0x9a0
[12584.919290]  btrfs_mksubvol+0x447/0x4c0
[12584.919430]  ? preempt_count_add+0x49/0xa0
[12584.919580]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.919740]  ? _copy_from_user+0x65/0xa0
[12584.919882]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.920049]  btrfs_ioctl+0x105/0x3160
[12584.920195]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.920353]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.920525]  ? do_sys_openat2+0x5e/0x140
[12584.920668]  ? kmem_cache_free+0x111/0x510
[12584.920814]  ? __x64_sys_ioctl+0x80/0xb0
[12584.920968]  __x64_sys_ioctl+0x80/0xb0
[12584.921108]  do_syscall_64+0x38/0x90
[12584.921248]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.921411] RIP: 0033:0x7fde9889e4cb
[12584.921550] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.922009] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.922249] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.922442] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.922631] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.922824] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.923023] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.923223]  
[12584.923335] irq event stamp: 0
[12584.923464] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.923644] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.923888] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.924152] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.924334] ---[ end trace b600c386fb5e13cf ]---
[12584.924521] ------------[ cut here ]------------
[12584.924676] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.924967] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.926349] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.926600] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.926854] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.927037] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.927494] RSP: 0018:ffffa9d4c3f0fa00 EFLAGS: 00010202
[12584.927656] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.927852] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.928057] RBP: 0000000000000000 R08: ffff8a8703cd3d28 R09: 0000000000000000
[12584.928256] R10: ffff8a8703cd3700 R11: ffff8a87056abe08 R12: ffff8a8724bf5cb0
[12584.928450] R13: ffff8a876c5ef0c0 R14: ffff8a8703cd3c30 R15: ffff8a8703cd3cd8
[12584.928645] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.928888] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.929072] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.929999] Call Trace:
[12584.930126]  
[12584.930246]  btrfs_run_delayed_refs+0x86/0x210
[12584.930400]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.930559]  btrfs_commit_transaction+0x59/0xad0
[12584.930715]  ? _raw_spin_unlock+0x29/0x40
[12584.930860]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.931028]  create_subvol+0x567/0x9a0
[12584.931178]  btrfs_mksubvol+0x447/0x4c0
[12584.931321]  ? preempt_count_add+0x49/0xa0
[12584.931466]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.931625]  ? _copy_from_user+0x65/0xa0
[12584.931772]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.931940]  btrfs_ioctl+0x105/0x3160
[12584.932079]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.932270]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.932447]  ? do_sys_openat2+0x5e/0x140
[12584.932595]  ? kmem_cache_free+0x111/0x510
[12584.932742]  ? __x64_sys_ioctl+0x80/0xb0
[12584.932886]  __x64_sys_ioctl+0x80/0xb0
[12584.933039]  do_syscall_64+0x38/0x90
[12584.933186]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.933345] RIP: 0033:0x7fde9889e4cb
[12584.933485] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.933953] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.934195] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.934390] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.934585] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.934779] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.934986] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.935185]  
[12584.935298] irq event stamp: 0
[12584.935427] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.935609] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.935859] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.941685] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.941869] ---[ end trace b600c386fb5e13d0 ]---
[12584.942740] ------------[ cut here ]------------
[12584.942915] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.943200] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.944596] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.944848] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.945114] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.945287] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.945741] RSP: 0018:ffffa9d4c3f0f988 EFLAGS: 00010202
[12584.945917] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.946115] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.946316] RBP: 0000000000000000 R08: ffff8a8703cd34a0 R09: 0000000000000000
[12584.946511] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8a8724bf59a0
[12584.946707] R13: ffff8a876c5ef0c0 R14: ffff8a8703cd33a8 R15: ffff8a8703cd3450
[12584.946911] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.947161] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.947335] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.947533] Call Trace:
[12584.947653]  
[12584.947787]  ? btrfs_get_32+0x31/0xf0
[12584.947943]  ? __mutex_lock+0x80/0x8a0
[12584.948087]  ? __mutex_lock+0xda/0x8a0
[12584.948231]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.948390]  ? lock_release+0x1f0/0x2d0
[12584.948535]  btrfs_run_delayed_refs+0x86/0x210
[12584.948684]  ? __mutex_unlock_slowpath+0x35/0x260
[12584.948840]  btrfs_start_dirty_block_groups+0x2af/0x540
[12584.949025]  btrfs_commit_transaction+0x85e/0xad0
[12584.949186]  ? _raw_spin_unlock+0x29/0x40
[12584.949334]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.949490]  create_subvol+0x567/0x9a0
[12584.949634]  btrfs_mksubvol+0x447/0x4c0
[12584.949779]  ? preempt_count_add+0x49/0xa0
[12584.949938]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.950095]  ? _copy_from_user+0x65/0xa0
[12584.950246]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.950406]  btrfs_ioctl+0x105/0x3160
[12584.950545]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.950702]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.950879]  ? do_sys_openat2+0x5e/0x140
[12584.951034]  ? kmem_cache_free+0x111/0x510
[12584.951188]  ? __x64_sys_ioctl+0x80/0xb0
[12584.951332]  __x64_sys_ioctl+0x80/0xb0
[12584.951476]  do_syscall_64+0x38/0x90
[12584.951616]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.951776] RIP: 0033:0x7fde9889e4cb
[12584.951923] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.952387] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.952624] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.952817] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.953024] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.953223] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.953418] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.953621]  
[12584.953736] irq event stamp: 0
[12584.953863] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.954056] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.954314] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.954560] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.954743] ---[ end trace b600c386fb5e13d1 ]---
[12584.954943] ------------[ cut here ]------------
[12584.955099] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.955377] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.956761] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.957025] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.957279] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.957453] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.957923] RSP: 0018:ffffa9d4c3f0f988 EFLAGS: 00010202
[12584.958088] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.958284] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.958475] RBP: 0000000000000000 R08: ffff8a8703cd3ab8 R09: 0000000000000000
[12584.958669] R10: ffff8a8703cd3300 R11: ffff8a87056abe08 R12: ffff8a8724bf52a0
[12584.958861] R13: ffff8a876c5ef0c0 R14: ffff8a8703cd39c0 R15: ffff8a8703cd3a68
[12584.959065] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.960191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.960366] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.960559] Call Trace:
[12584.960678]  
[12584.960794]  ? __mutex_lock+0x80/0x8a0
[12584.960947]  ? __mutex_lock+0xda/0x8a0
[12584.961088]  ? lock_release+0x1d0/0x2d0
[12584.961237]  btrfs_run_delayed_refs+0x86/0x210
[12584.961388]  ? __mutex_unlock_slowpath+0x35/0x260
[12584.961544]  btrfs_start_dirty_block_groups+0x2af/0x540
[12584.961710]  btrfs_commit_transaction+0x85e/0xad0
[12584.961867]  ? _raw_spin_unlock+0x29/0x40
[12584.962023]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.962203]  create_subvol+0x567/0x9a0
[12584.962355]  btrfs_mksubvol+0x447/0x4c0
[12584.962503]  ? preempt_count_add+0x49/0xa0
[12584.962653]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.962809]  ? _copy_from_user+0x65/0xa0
[12584.962964]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.963126]  btrfs_ioctl+0x105/0x3160
[12584.963273]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.963430]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.963605]  ? do_sys_openat2+0x5e/0x140
[12584.963750]  ? kmem_cache_free+0x111/0x510
[12584.963908]  ? __x64_sys_ioctl+0x80/0xb0
[12584.964053]  __x64_sys_ioctl+0x80/0xb0
[12584.964198]  do_syscall_64+0x38/0x90
[12584.964338]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.964500] RIP: 0033:0x7fde9889e4cb
[12584.964638] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.965518] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.965757] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.965958] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.966158] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.966351] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.966547] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.966744]  
[12584.966859] irq event stamp: 0
[12584.966997] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.967181] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.967434] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.967683] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.967866] ---[ end trace b600c386fb5e13d2 ]---
[12584.968073] ------------[ cut here ]------------
[12584.968235] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.968512] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.969909] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.970161] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.970418] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.970586] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.971055] RSP: 0018:ffffa9d4c3f0f988 EFLAGS: 00010202
[12584.971224] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.971416] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.971610] RBP: 0000000000000000 R08: ffff8a8705d4b980 R09: 0000000000000000
[12584.977382] R10: 0000000000000000 R11: 00000000000d0000 R12: ffff8a8724bf5b60
[12584.977579] R13: ffff8a876c5ef0c0 R14: ffff8a8705d4b888 R15: ffff8a8705d4b930
[12584.977778] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.978036] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.978211] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.978405] Call Trace:
[12584.978523]  
[12584.978640]  ? __mutex_lock+0x80/0x8a0
[12584.978781]  ? __mutex_lock+0xda/0x8a0
[12584.978936]  ? lock_release+0x1d0/0x2d0
[12584.979082]  btrfs_run_delayed_refs+0x86/0x210
[12584.979233]  ? __mutex_unlock_slowpath+0x35/0x260
[12584.979389]  btrfs_start_dirty_block_groups+0x2af/0x540
[12584.979556]  btrfs_commit_transaction+0x85e/0xad0
[12584.979713]  ? _raw_spin_unlock+0x29/0x40
[12584.979856]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.980025]  create_subvol+0x567/0x9a0
[12584.980175]  btrfs_mksubvol+0x447/0x4c0
[12584.980321]  ? preempt_count_add+0x49/0xa0
[12584.980468]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.980623]  ? _copy_from_user+0x65/0xa0
[12584.980770]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.980941]  btrfs_ioctl+0x105/0x3160
[12584.981082]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.981242]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.981419]  ? do_sys_openat2+0x5e/0x140
[12584.981566]  ? kmem_cache_free+0x111/0x510
[12584.981712]  ? __x64_sys_ioctl+0x80/0xb0
[12584.981853]  __x64_sys_ioctl+0x80/0xb0
[12584.982007]  do_syscall_64+0x38/0x90
[12584.982152]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.982312] RIP: 0033:0x7fde9889e4cb
[12584.982448] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.982921] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.983163] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.983358] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.983554] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.983748] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.983953] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.984156]  
[12584.984273] irq event stamp: 0
[12584.984399] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.984580] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.984832] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.985088] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.985274] ---[ end trace b600c386fb5e13d3 ]---
[12584.985468] ------------[ cut here ]------------
[12584.985621] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.985909] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12584.987292] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12584.987547] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12584.987798] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12584.987979] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12584.988446] RSP: 0018:ffffa9d4c3f0f988 EFLAGS: 00010202
[12584.988608] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12584.988800] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12584.989003] RBP: 0000000000000000 R08: ffff8a8705d4bd28 R09: 0000000000000000
[12584.990046] R10: ffff8a8705d4b800 R11: ffff8a87056abe08 R12: ffff8a8724bf5e70
[12584.990249] R13: ffff8a876c5ef0c0 R14: ffff8a8705d4bc30 R15: ffff8a8705d4bcd8
[12584.990444] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12584.990695] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12584.990867] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12584.991071] Call Trace:
[12584.991193]  
[12584.991312]  ? __mutex_lock+0x80/0x8a0
[12584.991452]  ? __mutex_lock+0xda/0x8a0
[12584.991591]  ? lock_release+0x1d0/0x2d0
[12584.991736]  btrfs_run_delayed_refs+0x86/0x210
[12584.991890]  ? __mutex_unlock_slowpath+0x35/0x260
[12584.992064]  btrfs_start_dirty_block_groups+0x2af/0x540
[12584.992260]  btrfs_commit_transaction+0x85e/0xad0
[12584.992420]  ? _raw_spin_unlock+0x29/0x40
[12584.992567]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12584.992725]  create_subvol+0x567/0x9a0
[12584.992868]  btrfs_mksubvol+0x447/0x4c0
[12584.993024]  ? preempt_count_add+0x49/0xa0
[12584.993178]  __btrfs_ioctl_snap_create+0x123/0x190
[12584.993335]  ? _copy_from_user+0x65/0xa0
[12584.993478]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12584.993638]  btrfs_ioctl+0x105/0x3160
[12584.993779]  ? rcu_read_lock_sched_held+0x12/0x60
[12584.993946]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12584.994120]  ? do_sys_openat2+0x5e/0x140
[12584.994271]  ? kmem_cache_free+0x111/0x510
[12584.994420]  ? __x64_sys_ioctl+0x80/0xb0
[12584.994563]  __x64_sys_ioctl+0x80/0xb0
[12584.994703]  do_syscall_64+0x38/0x90
[12584.994844]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12584.995017] RIP: 0033:0x7fde9889e4cb
[12584.995158] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12584.995617] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12584.995857] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12584.996060] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12584.996258] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12584.996454] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12584.996650] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12584.996847]  
[12584.996974] irq event stamp: 0
[12584.997103] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12584.997285] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12584.997537] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12584.997783] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12584.997976] ---[ end trace b600c386fb5e13d4 ]---
[12584.998180] ------------[ cut here ]------------
[12584.998341] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12584.998620] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12585.000014] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12585.000269] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12585.000525] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12585.000692] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12585.001169] RSP: 0018:ffffa9d4c3f0f988 EFLAGS: 00010202
[12585.001335] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12585.001526] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12585.001720] RBP: 0000000000000000 R08: ffff8a8705d4b368 R09: 0000000000000000
[12585.001919] R10: ffff8a8705d4bc00 R11: ffff8a87056abe08 R12: ffff8a8724bf5e00
[12585.002114] R13: ffff8a876c5ef0c0 R14: ffff8a8705d4b270 R15: ffff8a8705d4b318
[12585.002310] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12585.002559] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12585.002733] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12585.002938] Call Trace:
[12585.003057]  
[12585.003174]  ? __mutex_lock+0x80/0x8a0
[12585.003317]  ? __mutex_lock+0xda/0x8a0
[12585.003455]  ? lock_release+0x1d0/0x2d0
[12585.003596]  btrfs_run_delayed_refs+0x86/0x210
[12585.003749]  ? __mutex_unlock_slowpath+0x35/0x260
[12585.003921]  btrfs_start_dirty_block_groups+0x2af/0x540
[12585.004090]  btrfs_commit_transaction+0x85e/0xad0
[12585.004248]  ? _raw_spin_unlock+0x29/0x40
[12585.004395]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12585.004557]  create_subvol+0x567/0x9a0
[12585.004702]  btrfs_mksubvol+0x447/0x4c0
[12585.004843]  ? preempt_count_add+0x49/0xa0
[12585.005003]  __btrfs_ioctl_snap_create+0x123/0x190
[12585.005167]  ? _copy_from_user+0x65/0xa0
[12585.005310]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12585.005466]  btrfs_ioctl+0x105/0x3160
[12585.005608]  ? rcu_read_lock_sched_held+0x12/0x60
[12585.005766]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12585.005950]  ? do_sys_openat2+0x5e/0x140
[12585.006093]  ? kmem_cache_free+0x111/0x510
[12585.011809]  ? __x64_sys_ioctl+0x80/0xb0
[12585.011963]  __x64_sys_ioctl+0x80/0xb0
[12585.012108]  do_syscall_64+0x38/0x90
[12585.012253]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12585.012412] RIP: 0033:0x7fde9889e4cb
[12585.012549] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12585.013020] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12585.013260] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12585.013455] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12585.013651] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12585.013845] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12585.014052] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12585.014253]  
[12585.014369] irq event stamp: 0
[12585.014496] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12585.014678] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12585.014941] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12585.015193] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12585.015374] ---[ end trace b600c386fb5e13d5 ]---
[12585.015564] ------------[ cut here ]------------
[12585.015720] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12585.016008] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12585.017391] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12585.017648] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12585.017909] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12585.018081] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12585.018546] RSP: 0018:ffffa9d4c3f0f988 EFLAGS: 00010202
[12585.018708] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12585.018908] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12585.019104] RBP: 0000000000000000 R08: ffff8a8705d4b5d8 R09: 0000000000000000
[12585.020074] R10: ffff8a8705d4b200 R11: ffff8a87056abe08 R12: ffff8a8724bf5a10
[12585.020281] R13: ffff8a876c5ef0c0 R14: ffff8a8705d4b4e0 R15: ffff8a8705d4b588
[12585.020478] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12585.020730] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12585.020914] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12585.021110] Call Trace:
[12585.021233]  
[12585.021350]  ? __mutex_lock+0x80/0x8a0
[12585.021491]  ? __mutex_lock+0xda/0x8a0
[12585.021630]  ? lock_release+0x1d0/0x2d0
[12585.021775]  btrfs_run_delayed_refs+0x86/0x210
[12585.021940]  ? __mutex_unlock_slowpath+0x35/0x260
[12585.022098]  btrfs_start_dirty_block_groups+0x2af/0x540
[12585.022288]  btrfs_commit_transaction+0x85e/0xad0
[12585.022446]  ? _raw_spin_unlock+0x29/0x40
[12585.022593]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12585.022750]  create_subvol+0x567/0x9a0
[12585.022894]  btrfs_mksubvol+0x447/0x4c0
[12585.023053]  ? preempt_count_add+0x49/0xa0
[12585.023206]  __btrfs_ioctl_snap_create+0x123/0x190
[12585.023362]  ? _copy_from_user+0x65/0xa0
[12585.023505]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12585.023664]  btrfs_ioctl+0x105/0x3160
[12585.023806]  ? rcu_read_lock_sched_held+0x12/0x60
[12585.023978]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12585.024154]  ? do_sys_openat2+0x5e/0x140
[12585.024302]  ? kmem_cache_free+0x111/0x510
[12585.024452]  ? __x64_sys_ioctl+0x80/0xb0
[12585.024594]  __x64_sys_ioctl+0x80/0xb0
[12585.024734]  do_syscall_64+0x38/0x90
[12585.024877]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12585.025049] RIP: 0033:0x7fde9889e4cb
[12585.025190] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12585.025650] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12585.025889] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12585.026092] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12585.026290] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12585.026485] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12585.026682] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12585.026878]  
[12585.027004] irq event stamp: 0
[12585.027133] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12585.027315] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12585.027566] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12585.027812] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12585.028005] ---[ end trace b600c386fb5e13d6 ]---
[12585.028209] ------------[ cut here ]------------
[12585.028364] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12585.028639] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12585.030028] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12585.030282] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12585.030537] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12585.030706] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12585.031177] RSP: 0018:ffffa9d4c3f0f988 EFLAGS: 00010202
[12585.031344] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12585.031536] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12585.031729] RBP: 0000000000000000 R08: ffff8a8705d4bf98 R09: 0000000000000000
[12585.031931] R10: ffff8a8705d4b400 R11: ffff8a87056abe08 R12: ffff8a87188a7ee0
[12585.032127] R13: ffff8a876c5ef0c0 R14: ffff8a8705d4bea0 R15: ffff8a8705d4bf48
[12585.032323] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12585.032566] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12585.032740] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12585.032944] Call Trace:
[12585.033066]  
[12585.033187]  ? __mutex_lock+0x80/0x8a0
[12585.033333]  ? __mutex_lock+0xda/0x8a0
[12585.033473]  ? lock_release+0x1d0/0x2d0
[12585.033617]  btrfs_run_delayed_refs+0x86/0x210
[12585.033770]  ? __mutex_unlock_slowpath+0x35/0x260
[12585.033937]  btrfs_start_dirty_block_groups+0x2af/0x540
[12585.034102]  btrfs_commit_transaction+0x85e/0xad0
[12585.034263]  ? _raw_spin_unlock+0x29/0x40
[12585.034412]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12585.034572]  create_subvol+0x567/0x9a0
[12585.034716]  btrfs_mksubvol+0x447/0x4c0
[12585.034857]  ? preempt_count_add+0x49/0xa0
[12585.035017]  __btrfs_ioctl_snap_create+0x123/0x190
[12585.035181]  ? _copy_from_user+0x65/0xa0
[12585.035327]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12585.035483]  btrfs_ioctl+0x105/0x3160
[12585.035624]  ? rcu_read_lock_sched_held+0x12/0x60
[12585.035780]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12585.035963]  ? do_sys_openat2+0x5e/0x140
[12585.036107]  ? kmem_cache_free+0x111/0x510
[12585.036261]  ? __x64_sys_ioctl+0x80/0xb0
[12585.036406]  __x64_sys_ioctl+0x80/0xb0
[12585.036546]  do_syscall_64+0x38/0x90
[12585.036690]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12585.036854] RIP: 0033:0x7fde9889e4cb
[12585.037001] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12585.037459] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12585.037697] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12585.037888] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12585.038091] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12585.038285] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12585.038479] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12585.038673]  
[12585.038790] irq event stamp: 0
[12585.038930] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12585.039111] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12585.039360] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12585.039616] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12585.039794] ---[ end trace b600c386fb5e13d7 ]---
[12585.039999] ------------[ cut here ]------------
[12585.040163] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12585.040439] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12585.047439] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12585.047696] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12585.047958] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12585.048131] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12585.048595] RSP: 0018:ffffa9d4c3f0f988 EFLAGS: 00010202
[12585.048758] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12585.048958] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12585.049156] RBP: 0000000000000000 R08: ffff8a8705d4bab8 R09: 0000000000000000
[12585.049766] R10: ffff8a8705d4be00 R11: ffff8a87056abe08 R12: ffff8a87188a7c40
[12585.049978] R13: ffff8a876c5ef0c0 R14: ffff8a8705d4b9c0 R15: ffff8a8705d4ba68
[12585.050177] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12585.050429] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12585.050598] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12585.050793] Call Trace:
[12585.050923]  
[12585.051044]  ? __mutex_lock+0x80/0x8a0
[12585.051189]  ? __mutex_lock+0xda/0x8a0
[12585.051328]  ? lock_release+0x1d0/0x2d0
[12585.051473]  btrfs_run_delayed_refs+0x86/0x210
[12585.051627]  ? __mutex_unlock_slowpath+0x35/0x260
[12585.051781]  btrfs_start_dirty_block_groups+0x2af/0x540
[12585.051957]  btrfs_commit_transaction+0x85e/0xad0
[12585.052119]  ? _raw_spin_unlock+0x29/0x40
[12585.052287]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12585.052444]  create_subvol+0x567/0x9a0
[12585.052587]  btrfs_mksubvol+0x447/0x4c0
[12585.052732]  ? preempt_count_add+0x49/0xa0
[12585.052883]  __btrfs_ioctl_snap_create+0x123/0x190
[12585.053049]  ? _copy_from_user+0x65/0xa0
[12585.053197]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12585.053357]  btrfs_ioctl+0x105/0x3160
[12585.053498]  ? rcu_read_lock_sched_held+0x12/0x60
[12585.053652]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12585.053825]  ? do_sys_openat2+0x5e/0x140
[12585.053980]  ? kmem_cache_free+0x111/0x510
[12585.054132]  ? __x64_sys_ioctl+0x80/0xb0
[12585.054278]  __x64_sys_ioctl+0x80/0xb0
[12585.054417]  do_syscall_64+0x38/0x90
[12585.054557]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12585.054721] RIP: 0033:0x7fde9889e4cb
[12585.054858] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12585.055328] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12585.055566] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12585.055760] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12585.055962] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12585.056162] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12585.056359] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12585.056558]  
[12585.056672] irq event stamp: 0
[12585.056797] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12585.056986] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12585.057244] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12585.057487] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12585.057669] ---[ end trace b600c386fb5e13d8 ]---
[12585.057867] ------------[ cut here ]------------
[12585.058034] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12585.058313] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12585.059709] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12585.059969] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12585.060229] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12585.060398] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12585.060857] RSP: 0018:ffffa9d4c3f0f988 EFLAGS: 00010202
[12585.061032] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12585.061230] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12585.061423] RBP: 0000000000000000 R08: ffff8a8705d4be60 R09: 0000000000000000
[12585.061616] R10: ffff8a8705d4b900 R11: ffff8a87056abe08 R12: ffff8a87188a73f0
[12585.061807] R13: ffff8a876c5ef0c0 R14: ffff8a8705d4bd68 R15: ffff8a8705d4be10
[12585.062011] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12585.062260] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12585.062433] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12585.062627] Call Trace:
[12585.062746]  
[12585.062861]  ? __mutex_lock+0x80/0x8a0
[12585.063016]  ? __mutex_lock+0xda/0x8a0
[12585.063161]  ? lock_release+0x1d0/0x2d0
[12585.063305]  btrfs_run_delayed_refs+0x86/0x210
[12585.063461]  ? __mutex_unlock_slowpath+0x35/0x260
[12585.063620]  btrfs_start_dirty_block_groups+0x2af/0x540
[12585.063785]  btrfs_commit_transaction+0x85e/0xad0
[12585.063950]  ? _raw_spin_unlock+0x29/0x40
[12585.064097]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12585.064261]  create_subvol+0x567/0x9a0
[12585.064403]  btrfs_mksubvol+0x447/0x4c0
[12585.064544]  ? preempt_count_add+0x49/0xa0
[12585.064694]  __btrfs_ioctl_snap_create+0x123/0x190
[12585.064852]  ? _copy_from_user+0x65/0xa0
[12585.065008]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12585.065170]  btrfs_ioctl+0x105/0x3160
[12585.065312]  ? rcu_read_lock_sched_held+0x12/0x60
[12585.065472]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12585.065645]  ? do_sys_openat2+0x5e/0x140
[12585.065788]  ? kmem_cache_free+0x111/0x510
[12585.065945]  ? __x64_sys_ioctl+0x80/0xb0
[12585.066092]  __x64_sys_ioctl+0x80/0xb0
[12585.066235]  do_syscall_64+0x38/0x90
[12585.066372]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12585.066535] RIP: 0033:0x7fde9889e4cb
[12585.066676] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12585.067147] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12585.067386] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12585.067577] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12585.067772] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12585.067973] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12585.068171] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12585.068365]  
[12585.068477] irq event stamp: 0
[12585.068607] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12585.068786] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12585.069044] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12585.069301] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12585.069480] ---[ end trace b600c386fb5e13d9 ]---
[12585.069672] ------------[ cut here ]------------
[12585.069829] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12585.070118] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12585.071520] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12585.071769] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12585.072035] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12585.072209] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12585.072663] RSP: 0018:ffffa9d4c3f0f988 EFLAGS: 00010202
[12585.072829] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12585.073033] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12585.073236] RBP: 0000000000000000 R08: ffff8a873835e5d8 R09: 0000000000000000
[12585.073432] R10: 0000000000000000 R11: 00000000000d0000 R12: ffff8a870949c000
[12585.073624] R13: ffff8a876c5ef0c0 R14: ffff8a873835e4e0 R15: ffff8a873835e588
[12585.073816] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12585.074072] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12585.074250] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12585.074448] Call Trace:
[12585.074568]  
[12585.081042]  ? __mutex_lock+0x80/0x8a0
[12585.081192]  ? __mutex_lock+0xda/0x8a0
[12585.081335]  ? lock_release+0x1d0/0x2d0
[12585.081482]  btrfs_run_delayed_refs+0x86/0x210
[12585.081637]  ? __mutex_unlock_slowpath+0x35/0x260
[12585.081793]  btrfs_start_dirty_block_groups+0x2af/0x540
[12585.081969]  btrfs_commit_transaction+0x85e/0xad0
[12585.082128]  ? _raw_spin_unlock+0x29/0x40
[12585.082299]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12585.082457]  create_subvol+0x567/0x9a0
[12585.082600]  btrfs_mksubvol+0x447/0x4c0
[12585.082744]  ? preempt_count_add+0x49/0xa0
[12585.082893]  __btrfs_ioctl_snap_create+0x123/0x190
[12585.083066]  ? _copy_from_user+0x65/0xa0
[12585.083215]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12585.083374]  btrfs_ioctl+0x105/0x3160
[12585.083515]  ? rcu_read_lock_sched_held+0x12/0x60
[12585.083671]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12585.083843]  ? do_sys_openat2+0x5e/0x140
[12585.084001]  ? kmem_cache_free+0x111/0x510
[12585.084154]  ? __x64_sys_ioctl+0x80/0xb0
[12585.084297]  __x64_sys_ioctl+0x80/0xb0
[12585.084436]  do_syscall_64+0x38/0x90
[12585.084576]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12585.084739] RIP: 0033:0x7fde9889e4cb
[12585.084875] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12585.085352] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12585.085590] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12585.085781] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12585.085984] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12585.086183] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12585.086381] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12585.086577]  
[12585.086693] irq event stamp: 0
[12585.086821] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12585.087009] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12585.087266] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12585.087513] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12585.087695] ---[ end trace b600c386fb5e13da ]---
[12585.087892] ------------[ cut here ]------------
[12585.088061] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12585.088342] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12585.089734] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12585.089992] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12585.090254] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12585.090424] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12585.090884] RSP: 0018:ffffa9d4c3f0f988 EFLAGS: 00010202
[12585.091059] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12585.091257] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12585.091447] RBP: 0000000000000000 R08: ffff8a873835ebf0 R09: 0000000000000000
[12585.091641] R10: ffff8a873835e4e0 R11: ffff8a87056abe08 R12: ffff8a870949cd20
[12585.091832] R13: ffff8a876c5ef0c0 R14: ffff8a873835eaf8 R15: ffff8a873835eba0
[12585.092036] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12585.092283] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12585.092456] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12585.092651] Call Trace:
[12585.092767]  
[12585.092881]  ? __mutex_lock+0x80/0x8a0
[12585.093035]  ? __mutex_lock+0xda/0x8a0
[12585.093182]  ? lock_release+0x1d0/0x2d0
[12585.093326]  btrfs_run_delayed_refs+0x86/0x210
[12585.093481]  ? __mutex_unlock_slowpath+0x35/0x260
[12585.093637]  btrfs_start_dirty_block_groups+0x2af/0x540
[12585.093803]  btrfs_commit_transaction+0x85e/0xad0
[12585.093967]  ? _raw_spin_unlock+0x29/0x40
[12585.094116]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12585.094280]  create_subvol+0x567/0x9a0
[12585.094424]  btrfs_mksubvol+0x447/0x4c0
[12585.094566]  ? preempt_count_add+0x49/0xa0
[12585.094715]  __btrfs_ioctl_snap_create+0x123/0x190
[12585.094874]  ? _copy_from_user+0x65/0xa0
[12585.095028]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12585.095189]  btrfs_ioctl+0x105/0x3160
[12585.095332]  ? rcu_read_lock_sched_held+0x12/0x60
[12585.095491]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12585.095662]  ? do_sys_openat2+0x5e/0x140
[12585.095805]  ? kmem_cache_free+0x111/0x510
[12585.095966]  ? __x64_sys_ioctl+0x80/0xb0
[12585.096111]  __x64_sys_ioctl+0x80/0xb0
[12585.096254]  do_syscall_64+0x38/0x90
[12585.096391]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12585.096553] RIP: 0033:0x7fde9889e4cb
[12585.096690] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12585.097155] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12585.097397] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12585.097591] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12585.097783] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12585.097990] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12585.098185] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12585.098381]  
[12585.098494] irq event stamp: 0
[12585.098622] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12585.098802] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12585.099059] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12585.099317] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12585.099496] ---[ end trace b600c386fb5e13db ]---
[12585.099689] ------------[ cut here ]------------
[12585.099845] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12585.100134] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12585.101534] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12585.101784] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12585.102051] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12585.102224] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12585.102675] RSP: 0018:ffffa9d4c3f0f988 EFLAGS: 00010202
[12585.102840] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12585.103047] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12585.103249] RBP: 0000000000000000 R08: ffff8a873647bd18 R09: 0000000000000000
[12585.103445] R10: ffff8a873835eaf8 R11: ffff8a87056abe08 R12: ffff8a8608cd0750
[12585.103639] R13: ffff8a876c5ef0c0 R14: ffff8a873647bc30 R15: ffff8a873647bcd8
[12585.103832] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12585.104085] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12585.104263] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12585.104461] Call Trace:
[12585.104581]  
[12585.104695]  ? __mutex_lock+0x80/0x8a0
[12585.104838]  ? __mutex_lock+0xda/0x8a0
[12585.104991]  ? lock_release+0x1d0/0x2d0
[12585.105135]  btrfs_run_delayed_refs+0x86/0x210
[12585.105294]  ? __mutex_unlock_slowpath+0x35/0x260
[12585.105454]  btrfs_start_dirty_block_groups+0x2af/0x540
[12585.105619]  btrfs_commit_transaction+0x85e/0xad0
[12585.105773]  ? _raw_spin_unlock+0x29/0x40
[12585.105926]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12585.106088]  create_subvol+0x567/0x9a0
[12585.106236]  btrfs_mksubvol+0x447/0x4c0
[12585.106377]  ? preempt_count_add+0x49/0xa0
[12585.106528]  __btrfs_ioctl_snap_create+0x123/0x190
[12585.106687]  ? _copy_from_user+0x65/0xa0
[12585.106833]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12585.107001]  btrfs_ioctl+0x105/0x3160
[12585.107144]  ? rcu_read_lock_sched_held+0x12/0x60
[12585.107303]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12585.107477]  ? do_sys_openat2+0x5e/0x140
[12585.107618]  ? kmem_cache_free+0x111/0x510
[12585.107762]  ? __x64_sys_ioctl+0x80/0xb0
[12585.107918]  __x64_sys_ioctl+0x80/0xb0
[12585.108064]  do_syscall_64+0x38/0x90
[12585.108205]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12585.108368] RIP: 0033:0x7fde9889e4cb
[12585.108506] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12585.115365] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12585.115612] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12585.115806] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12585.116009] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12585.116212] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12585.116405] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12585.116606]  
[12585.116722] irq event stamp: 0
[12585.116847] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12585.117038] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12585.117296] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12585.117540] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12585.117722] ---[ end trace b600c386fb5e13dc ]---
[12585.117942] ------------[ cut here ]------------
[12585.118101] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12585.118384] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12585.119780] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12585.120039] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12585.120301] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12585.120472] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12585.120942] RSP: 0018:ffffa9d4c3f0f988 EFLAGS: 00010202
[12585.121110] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12585.121305] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12585.121497] RBP: 0000000000000000 R08: ffff8a873835e220 R09: 0000000000000000
[12585.121691] R10: ffff8a873647bc01 R11: ffff8a87056a8a08 R12: ffff8a8677b5df70
[12585.121881] R13: ffff8a876c5ef0c0 R14: ffff8a873835e138 R15: ffff8a873835e1e0
[12585.122085] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12585.122333] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12585.122507] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12585.122699] Call Trace:
[12585.122817]  
[12585.122941]  ? __mutex_lock+0x80/0x8a0
[12585.123087]  ? __mutex_lock+0xda/0x8a0
[12585.123231]  ? lock_release+0x1d0/0x2d0
[12585.123375]  btrfs_run_delayed_refs+0x86/0x210
[12585.123527]  ? __mutex_unlock_slowpath+0x35/0x260
[12585.123690]  btrfs_start_dirty_block_groups+0x2af/0x540
[12585.123871]  btrfs_commit_transaction+0x85e/0xad0
[12585.124037]  ? _raw_spin_unlock+0x29/0x40
[12585.124189]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12585.124349]  create_subvol+0x567/0x9a0
[12585.124493]  btrfs_mksubvol+0x447/0x4c0
[12585.124634]  ? preempt_count_add+0x49/0xa0
[12585.124782]  __btrfs_ioctl_snap_create+0x123/0x190
[12585.124951]  ? _copy_from_user+0x65/0xa0
[12585.125099]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12585.125258]  btrfs_ioctl+0x105/0x3160
[12585.125401]  ? rcu_read_lock_sched_held+0x12/0x60
[12585.125561]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12585.125732]  ? do_sys_openat2+0x5e/0x140
[12585.125877]  ? kmem_cache_free+0x111/0x510
[12585.126036]  ? __x64_sys_ioctl+0x80/0xb0
[12585.126186]  __x64_sys_ioctl+0x80/0xb0
[12585.126327]  do_syscall_64+0x38/0x90
[12585.126463]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12585.126625] RIP: 0033:0x7fde9889e4cb
[12585.126761] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12585.127227] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12585.127470] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12585.127664] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12585.127856] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12585.128059] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12585.128257] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12585.128452]  
[12585.128565] irq event stamp: 0
[12585.128692] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12585.128873] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12585.129131] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12585.129388] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12585.129566] ---[ end trace b600c386fb5e13dd ]---
[12585.129758] ------------[ cut here ]------------
[12585.129931] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12585.130214] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12585.131607] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12585.131859] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12585.132124] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12585.132296] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12585.132749] RSP: 0018:ffffa9d4c3f0f988 EFLAGS: 00010202
[12585.132926] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12585.133122] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12585.133323] RBP: 0000000000000000 R08: ffff8a873647b220 R09: 0000000000000000
[12585.133521] R10: ffff8a873835e138 R11: ffff8a87056a8a08 R12: ffff8a8608cd0a90
[12585.133714] R13: ffff8a876c5ef0c0 R14: ffff8a873647b138 R15: ffff8a873647b1e0
[12585.133916] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12585.134166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12585.134338] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12585.134536] Call Trace:
[12585.134655]  
[12585.134769]  ? __mutex_lock+0x80/0x8a0
[12585.134922]  ? __mutex_lock+0xda/0x8a0
[12585.135066]  ? lock_release+0x1d0/0x2d0
[12585.135212]  btrfs_run_delayed_refs+0x86/0x210
[12585.135366]  ? __mutex_unlock_slowpath+0x35/0x260
[12585.135524]  btrfs_start_dirty_block_groups+0x2af/0x540
[12585.135692]  btrfs_commit_transaction+0x85e/0xad0
[12585.135845]  ? _raw_spin_unlock+0x29/0x40
[12585.136000]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12585.136165]  create_subvol+0x567/0x9a0
[12585.136314]  btrfs_mksubvol+0x447/0x4c0
[12585.136456]  ? preempt_count_add+0x49/0xa0
[12585.136606]  __btrfs_ioctl_snap_create+0x123/0x190
[12585.136765]  ? _copy_from_user+0x65/0xa0
[12585.136921]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12585.137081]  btrfs_ioctl+0x105/0x3160
[12585.137222]  ? rcu_read_lock_sched_held+0x12/0x60
[12585.137382]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12585.137554]  ? do_sys_openat2+0x5e/0x140
[12585.137696]  ? kmem_cache_free+0x111/0x510
[12585.137842]  ? __x64_sys_ioctl+0x80/0xb0
[12585.137999]  __x64_sys_ioctl+0x80/0xb0
[12585.138145]  do_syscall_64+0x38/0x90
[12585.138283]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12585.138445] RIP: 0033:0x7fde9889e4cb
[12585.138583] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12585.139045] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12585.139989] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12585.140194] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12585.140386] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12585.140581] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12585.140772] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12585.140978]  
[12585.141092] irq event stamp: 0
[12585.141223] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12585.141403] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12585.141653] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12585.141914] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12585.142094] ---[ end trace b600c386fb5e13de ]---
[12585.142311] ------------[ cut here ]------------
[12585.142468] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12585.142750] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12585.149675] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12585.149937] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12585.150199] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12585.150369] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12585.150826] RSP: 0018:ffffa9d4c3f0f988 EFLAGS: 00010202
[12585.151002] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12585.151200] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12585.151391] RBP: ffff8a861e31bd40 R08: ffff8a873647bf98 R09: 0000000000000000
[12585.151584] R10: ffff8a873647b100 R11: ffff8a87056a8a08 R12: ffff8a8608cd05b0
[12585.151775] R13: ffff8a876c5ef0c0 R14: ffff8a873647bea0 R15: ffff8a873647bf48
[12585.151978] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12585.152224] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12585.152398] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12585.152591] Call Trace:
[12585.152707]  
[12585.152821]  ? __mutex_lock+0x80/0x8a0
[12585.152978]  ? __mutex_lock+0xda/0x8a0
[12585.153120]  ? lock_release+0x1d0/0x2d0
[12585.153267]  btrfs_run_delayed_refs+0x86/0x210
[12585.153422]  ? __mutex_unlock_slowpath+0x35/0x260
[12585.153581]  btrfs_start_dirty_block_groups+0x2af/0x540
[12585.153745]  btrfs_commit_transaction+0x85e/0xad0
[12585.153911]  ? _raw_spin_unlock+0x29/0x40
[12585.154059]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12585.154222]  create_subvol+0x567/0x9a0
[12585.154365]  btrfs_mksubvol+0x447/0x4c0
[12585.154504]  ? preempt_count_add+0x49/0xa0
[12585.154653]  __btrfs_ioctl_snap_create+0x123/0x190
[12585.154812]  ? _copy_from_user+0x65/0xa0
[12585.154965]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12585.155124]  btrfs_ioctl+0x105/0x3160
[12585.155269]  ? rcu_read_lock_sched_held+0x12/0x60
[12585.155429]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12585.155601]  ? do_sys_openat2+0x5e/0x140
[12585.155744]  ? kmem_cache_free+0x111/0x510
[12585.155904]  ? __x64_sys_ioctl+0x80/0xb0
[12585.156050]  __x64_sys_ioctl+0x80/0xb0
[12585.156192]  do_syscall_64+0x38/0x90
[12585.156330]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12585.156492] RIP: 0033:0x7fde9889e4cb
[12585.156632] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12585.157092] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12585.157336] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12585.157530] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12585.157721] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12585.157926] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12585.158118] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12585.158318]  
[12585.158430] irq event stamp: 0
[12585.158559] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12585.158739] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12585.158996] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12585.159250] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12585.159430] ---[ end trace b600c386fb5e13df ]---
[12585.159625] ------------[ cut here ]------------
[12585.159781] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12585.160073] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12585.161469] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12585.161722] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12585.161991] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12585.162164] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12585.162614] RSP: 0018:ffffa9d4c3f0f988 EFLAGS: 00010202
[12585.162778] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12585.162985] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12585.163186] RBP: ffff8a8703c352c0 R08: ffff8a873835e4a0 R09: 0000000000000000
[12585.163383] R10: ffff8a873647be00 R11: ffff8a87056a8a08 R12: ffff8a8677b5d000
[12585.163578] R13: ffff8a876c5ef0c0 R14: ffff8a873835e3a8 R15: ffff8a873835e450
[12585.163772] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12585.164026] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12585.164206] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12585.164402] Call Trace:
[12585.164523]  
[12585.164637]  btrfs_run_delayed_refs+0x86/0x210
[12585.164792]  ? __mutex_unlock_slowpath+0x35/0x260
[12585.164963]  btrfs_start_dirty_block_groups+0x2af/0x540
[12585.165128]  btrfs_commit_transaction+0x85e/0xad0
[12585.165288]  ? _raw_spin_unlock+0x29/0x40
[12585.165434]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12585.165596]  create_subvol+0x567/0x9a0
[12585.165739]  btrfs_mksubvol+0x447/0x4c0
[12585.165880]  ? preempt_count_add+0x49/0xa0
[12585.166040]  __btrfs_ioctl_snap_create+0x123/0x190
[12585.166205]  ? _copy_from_user+0x65/0xa0
[12585.166349]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12585.166507]  btrfs_ioctl+0x105/0x3160
[12585.166650]  ? rcu_read_lock_sched_held+0x12/0x60
[12585.166809]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12585.166991]  ? do_sys_openat2+0x5e/0x140
[12585.167137]  ? kmem_cache_free+0x111/0x510
[12585.167290]  ? __x64_sys_ioctl+0x80/0xb0
[12585.167436]  __x64_sys_ioctl+0x80/0xb0
[12585.167575]  do_syscall_64+0x38/0x90
[12585.167712]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12585.167874] RIP: 0033:0x7fde9889e4cb
[12585.168025] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12585.168483] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12585.168723] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12585.168925] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12585.169120] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12585.170010] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12585.170213] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12585.170409]  
[12585.170524] irq event stamp: 0
[12585.170656] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12585.170836] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12585.171092] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12585.171349] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12585.171527] ---[ end trace b600c386fb5e13e0 ]---
[12585.171728] ------------[ cut here ]------------
[12585.171886] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12585.172196] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12585.173604] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12585.173852] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12585.174119] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12585.174296] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12585.174753] RSP: 0018:ffffa9d4c3f0f988 EFLAGS: 00010202
[12585.174928] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12585.175125] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12585.175325] RBP: 0000000000000000 R08: ffff8a873835ef88 R09: 0000000000000000
[12585.175521] R10: ffff8a873835e3a8 R11: ffff8a87056a8a08 R12: ffff8a870949cb60
[12585.175716] R13: ffff8a876c5ef0c0 R14: ffff8a873835eea0 R15: ffff8a873835ef48
[12585.175923] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12585.176173] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12585.176346] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12585.176544] Call Trace:
[12585.176664]  
[12585.176779]  btrfs_run_delayed_refs+0x86/0x210
[12585.176944]  ? __mutex_unlock_slowpath+0x35/0x260
[12585.177105]  btrfs_start_dirty_block_groups+0x2af/0x540
[12585.177275]  btrfs_commit_transaction+0x85e/0xad0
[12585.177429]  ? _raw_spin_unlock+0x29/0x40
[12585.177574]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12585.177734]  create_subvol+0x567/0x9a0
[12585.177881]  btrfs_mksubvol+0x447/0x4c0
[12585.178033]  ? preempt_count_add+0x49/0xa0
[12585.178189]  __btrfs_ioctl_snap_create+0x123/0x190
[12585.178349]  ? _copy_from_user+0x65/0xa0
[12585.184065]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12585.184233]  btrfs_ioctl+0x105/0x3160
[12585.184376]  ? rcu_read_lock_sched_held+0x12/0x60
[12585.184531]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12585.184705]  ? do_sys_openat2+0x5e/0x140
[12585.184851]  ? kmem_cache_free+0x111/0x510
[12585.185009]  ? __x64_sys_ioctl+0x80/0xb0
[12585.185157]  __x64_sys_ioctl+0x80/0xb0
[12585.185298]  do_syscall_64+0x38/0x90
[12585.185438]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12585.185600] RIP: 0033:0x7fde9889e4cb
[12585.185736] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12585.186211] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12585.186450] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12585.186641] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12585.186838] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12585.187041] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12585.187242] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12585.187441]  
[12585.187557] irq event stamp: 0
[12585.187683] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12585.187862] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12585.188123] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12585.188376] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12585.188559] ---[ end trace b600c386fb5e13e1 ]---
[12585.188752] ------------[ cut here ]------------
[12585.188915] WARNING: CPU: 0 PID: 2349592 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12585.189195] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12585.190580] CPU: 0 PID: 2349592 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12585.190827] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12585.191092] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12585.191266] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12585.191724] RSP: 0018:ffffa9d4c3f0f988 EFLAGS: 00010202
[12585.191889] RAX: 000000000000000d RBX: ffff8a872fec5800 RCX: 0000000000000000
[12585.192093] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12585.192289] RBP: 0000000000000000 R08: ffff8a873835e358 R09: 0000000000000000
[12585.192482] R10: ffff8a873835eea0 R11: ffff8a87056abe08 R12: ffff8a870949ca80
[12585.192675] R13: ffff8a876c5ef0c0 R14: ffff8a873835e270 R15: ffff8a873835e318
[12585.192868] FS:  00007fde987a3740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[12585.193126] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12585.193304] CR2: 00007f2ad73c2680 CR3: 000000013ce88004 CR4: 0000000000370ef0
[12585.193498] Call Trace:
[12585.193615]  
[12585.193732]  btrfs_run_delayed_refs+0x86/0x210
[12585.193887]  ? __mutex_unlock_slowpath+0x35/0x260
[12585.194053]  btrfs_start_dirty_block_groups+0x2af/0x540
[12585.194223]  btrfs_commit_transaction+0x85e/0xad0
[12585.194380]  ? _raw_spin_unlock+0x29/0x40
[12585.194528]  ? btrfs_block_rsv_release+0x1c2/0x1e0
[12585.194684]  create_subvol+0x567/0x9a0
[12585.194827]  btrfs_mksubvol+0x447/0x4c0
[12585.194982]  ? preempt_count_add+0x49/0xa0
[12585.195133]  __btrfs_ioctl_snap_create+0x123/0x190
[12585.195293]  ? _copy_from_user+0x65/0xa0
[12585.195435]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12585.195595]  btrfs_ioctl+0x105/0x3160
[12585.195736]  ? rcu_read_lock_sched_held+0x12/0x60
[12585.195890]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12585.196073]  ? do_sys_openat2+0x5e/0x140
[12585.196225]  ? kmem_cache_free+0x111/0x510
[12585.196376]  ? __x64_sys_ioctl+0x80/0xb0
[12585.196518]  __x64_sys_ioctl+0x80/0xb0
[12585.196656]  do_syscall_64+0x38/0x90
[12585.196794]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12585.196966] RIP: 0033:0x7fde9889e4cb
[12585.197104] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12585.197563] RSP: 002b:00007ffdf40000d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12585.197801] RAX: ffffffffffffffda RBX: 00007ffdf4001120 RCX: 00007fde9889e4cb
[12585.198006] RDX: 00007ffdf40000e0 RSI: 0000000050009418 RDI: 0000000000000003
[12585.198202] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffdf4001d86
[12585.198398] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12585.198590] R13: 00007ffdf40000e0 R14: 00000000004063d0 R15: 00007fde987a36c8
[12585.198790]  
[12585.198915] irq event stamp: 0
[12585.199042] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12585.199226] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12585.200109] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12585.200364] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12585.200548] ---[ end trace b600c386fb5e13e2 ]---
[12585.276982] BTRFS info (device dm-11): flagging fs with big metadata feature
[12585.277215] BTRFS info (device dm-11): turning on async discard
[12585.277393] BTRFS info (device dm-11): disk space caching is enabled
[12585.277574] BTRFS info (device dm-11): has skinny extents
[12585.279860] BTRFS info (device dm-11): start tree-log replay
[12585.283510] BTRFS warning (device dm-11): block group 298844160 has wrong amount of free space
[12585.283779] BTRFS warning (device dm-11): failed to load free space cache for block group 298844160, rebuilding it now
[12586.530098] BTRFS warning (device dm-11): lost page write due to IO error on /dev/mapper/error-test (-5)
[12586.531695] btrfs_dev_stat_print_on_error: 335 callbacks suppressed
[12586.531704] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 1, rd 0, flush 0, corrupt 0, gen 0
[12586.537344] BTRFS warning (device dm-11): lost page write due to IO error on /dev/mapper/error-test (-5)
[12586.538321] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 2, rd 0, flush 0, corrupt 0, gen 0
[12586.539417] BTRFS error (device dm-11): error writing primary super block to device 1
[12586.540289] BTRFS: error (device dm-11) in write_all_supers:4391: errno=-5 IO failure (1 errors while writing supers)
[12586.541330] BTRFS info (device dm-11): forced readonly
[12586.541878] BTRFS warning (device dm-11): Skipping commit of aborted transaction.
[12586.542553] BTRFS: error (device dm-11) in cleanup_transaction:1913: errno=-5 IO failure
[12586.544301] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 2, rd 1, flush 0, corrupt 0, gen 0
[12586.545143] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 3, rd 1, flush 0, corrupt 0, gen 0
[12586.545256] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 4, rd 1, flush 0, corrupt 0, gen 0
[12586.545978] BTRFS warning (device dm-11): direct IO failed ino 1404 rw 0,0 sector 0x8ce8 len 4096 err no 10
[12586.548546] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[12586.549965] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 4, rd 2, flush 0, corrupt 0, gen 0
[12586.550601] BTRFS warning (device dm-11): direct IO failed ino 1404 rw 0,0 sector 0x202180 len 4096 err no 10
[12586.553566] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 4, rd 3, flush 0, corrupt 0, gen 0
[12586.554271] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 4, rd 4, flush 0, corrupt 0, gen 0
[12586.554762] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 4, rd 5, flush 0, corrupt 0, gen 0
[12586.555018] BTRFS warning (device dm-11): direct IO failed ino 289 rw 0,0 sector 0x202f50 len 4096 err no 10
[12586.555214] BTRFS warning (device dm-11): direct IO failed ino 289 rw 0,0 sector 0x202f58 len 4096 err no 10
[12586.555615] BTRFS warning (device dm-11): direct IO failed ino 289 rw 0,0 sector 0x202f60 len 4096 err no 10
[12586.556442] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 4, rd 6, flush 0, corrupt 0, gen 0
[12586.556795] BTRFS warning (device dm-11): direct IO failed ino 1658 rw 0,0 sector 0x201f38 len 4096 err no 10
[12586.556868] BTRFS warning (device dm-11): direct IO failed ino 1658 rw 0,0 sector 0x201f40 len 4096 err no 10
[12586.557154] BTRFS warning (device dm-11): direct IO failed ino 1658 rw 0,0 sector 0x201f48 len 4096 err no 10
[12586.557499] BTRFS warning (device dm-11): direct IO failed ino 1658 rw 0,0 sector 0x201f50 len 4096 err no 10
[12586.557831] BTRFS warning (device dm-11): direct IO failed ino 1658 rw 0,0 sector 0x201f58 len 4096 err no 10
[12586.558166] BTRFS warning (device dm-11): direct IO failed ino 1658 rw 0,0 sector 0x201f60 len 4096 err no 10
[12586.558487] BTRFS warning (device dm-11): direct IO failed ino 1658 rw 0,0 sector 0x201f68 len 4096 err no 10
[12586.558860] BTRFS warning (device dm-11): direct IO failed ino 1658 rw 0,0 sector 0x201f70 len 4096 err no 10
[12586.559192] BTRFS warning (device dm-11): direct IO failed ino 1658 rw 0,0 sector 0x201f78 len 4096 err no 10
[12586.559510] BTRFS warning (device dm-11): direct IO failed ino 1658 rw 0,0 sector 0x201f80 len 4096 err no 10
[12586.559825] BTRFS warning (device dm-11): direct IO failed ino 1658 rw 0,0 sector 0x201f88 len 4096 err no 10
[12586.560172] BTRFS warning (device dm-11): direct IO failed ino 1658 rw 0,0 sector 0x201f90 len 4096 err no 10
[12586.567063] BTRFS warning (device dm-11): direct IO failed ino 1658 rw 0,0 sector 0x201f98 len 4096 err no 10
[12586.567383] BTRFS warning (device dm-11): direct IO failed ino 1658 rw 0,0 sector 0x201fa0 len 4096 err no 10
[12586.567696] BTRFS warning (device dm-11): direct IO failed ino 1658 rw 0,0 sector 0x201fa8 len 4096 err no 10
[12586.567910] BTRFS warning (device dm-11): direct IO failed ino 1658 rw 0,0 sector 0x201fb0 len 4096 err no 10
[12586.569395] BTRFS: error (device dm-11) in btrfs_sync_log:3349: errno=-5 IO failure
[12586.571700] BTRFS warning (device dm-11): direct IO failed ino 289 rw 0,0 sector 0x202f48 len 4096 err no 10
[12586.572279] BTRFS warning (device dm-11): direct IO failed ino 289 rw 0,0 sector 0x202f50 len 4096 err no 10
[12586.572605] BTRFS warning (device dm-11): direct IO failed ino 289 rw 0,0 sector 0x202f58 len 4096 err no 10
[12586.572915] BTRFS warning (device dm-11): direct IO failed ino 289 rw 0,0 sector 0x202f60 len 4096 err no 10
[12586.573232] BTRFS warning (device dm-11): direct IO failed ino 289 rw 0,0 sector 0x202f68 len 4096 err no 10
[12586.573527] BTRFS warning (device dm-11): direct IO failed ino 289 rw 0,0 sector 0x202f70 len 4096 err no 10
[12586.573824] BTRFS warning (device dm-11): direct IO failed ino 289 rw 0,0 sector 0x202f78 len 4096 err no 10
[12586.574180] BTRFS warning (device dm-11): direct IO failed ino 289 rw 0,0 sector 0x202f80 len 4096 err no 10
[12586.574487] BTRFS warning (device dm-11): direct IO failed ino 289 rw 0,0 sector 0x202f88 len 4096 err no 10
[12586.574783] BTRFS warning (device dm-11): direct IO failed ino 289 rw 0,0 sector 0x202f90 len 4096 err no 10
[12586.575169] BTRFS warning (device dm-11): direct IO failed ino 289 rw 0,0 sector 0x202f98 len 4096 err no 10
[12586.575177] BTRFS warning (device dm-11): direct IO failed ino 289 rw 0,0 sector 0x202fa0 len 4096 err no 10
[12586.575472] BTRFS warning (device dm-11): direct IO failed ino 289 rw 0,0 sector 0x202fa8 len 4096 err no 10
[12586.575769] BTRFS warning (device dm-11): direct IO failed ino 289 rw 0,0 sector 0x202fb0 len 4096 err no 10
[12586.576069] BTRFS warning (device dm-11): direct IO failed ino 289 rw 0,0 sector 0x202fb8 len 4096 err no 10
[12586.576074] BTRFS warning (device dm-11): direct IO failed ino 289 rw 0,0 sector 0x202fc0 len 4096 err no 10
[12586.653544] BTRFS info (device dm-11): flagging fs with big metadata feature
[12586.653758] BTRFS info (device dm-11): turning on async discard
[12586.653954] BTRFS info (device dm-11): disk space caching is enabled
[12586.654142] BTRFS info (device dm-11): has skinny extents
[12586.655949] BTRFS info (device dm-11): start tree-log replay
[12586.822974] BTRFS warning (device dm-11): direct IO failed ino 1669 rw 1,34817 sector 0x202720 len 45056 err no 10
[12586.826753] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[12586.826808] BTRFS warning (device dm-11): direct IO failed ino 1670 rw 1,34817 sector 0x203278 len 94208 err no 10
[12586.829385] BTRFS: error (device dm-11) in __btrfs_run_delayed_items:1092: errno=-5 IO failure
[12586.829656] BTRFS info (device dm-11): forced readonly
[12586.829818] BTRFS warning (device dm-11): Skipping commit of aborted transaction.
[12586.830076] BTRFS: error (device dm-11) in cleanup_transaction:1913: errno=-5 IO failure
[12586.922823] BTRFS info (device dm-11): flagging fs with big metadata feature
[12586.923080] BTRFS info (device dm-11): turning on async discard
[12586.923261] BTRFS info (device dm-11): disk space caching is enabled
[12586.923438] BTRFS info (device dm-11): has skinny extents
[12587.991712] BTRFS warning (device dm-11): direct IO failed ino 1674 rw 1,34817 sector 0x204870 len 110592 err no 10
[12587.993616] BTRFS warning (device dm-11): lost page write due to IO error on /dev/mapper/error-test (-5)
[12587.995147] BTRFS error (device dm-11): error writing primary super block to device 1
[12587.996335] BTRFS warning (device dm-11): direct IO failed ino 1676 rw 1,34817 sector 0x205290 len 28672 err no 10
[12587.996458] BTRFS: error (device dm-11) in write_all_supers:4391: errno=-5 IO failure (1 errors while writing supers)
[12587.999627] BTRFS info (device dm-11): forced readonly
[12588.001904] BTRFS: error (device dm-11) in btrfs_sync_log:3360: errno=-5 IO failure
[12588.014036] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[12588.112123] BTRFS info (device dm-11): flagging fs with big metadata feature
[12588.112353] BTRFS info (device dm-11): turning on async discard
[12588.112532] BTRFS info (device dm-11): disk space caching is enabled
[12588.112714] BTRFS info (device dm-11): has skinny extents
[12590.219469] BTRFS warning (device dm-11): lost page write due to IO error on /dev/mapper/error-test (-5)
[12590.221003] BTRFS warning (device dm-11): lost page write due to IO error on /dev/mapper/error-test (-5)
[12590.222534] BTRFS error (device dm-11): error writing primary super block to device 1
[12590.223920] BTRFS: error (device dm-11) in write_all_supers:4391: errno=-5 IO failure (1 errors while writing supers)
[12590.226815] BTRFS info (device dm-11): forced readonly
[12590.227735] BTRFS warning (device dm-11): Skipping commit of aborted transaction.
[12590.228987] BTRFS: error (device dm-11) in cleanup_transaction:1913: errno=-5 IO failure
[12590.231338] BTRFS warning (device dm-11): direct IO failed ino 1678 rw 0,0 sector 0x204138 len 4096 err no 10
[12590.237299] BTRFS warning (device dm-11): direct IO failed ino 1660 rw 0,0 sector 0x207270 len 4096 err no 10
[12590.238389] BTRFS warning (device dm-11): Skipping commit of aborted transaction.
[12590.238614] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[12590.238673] BTRFS: error (device dm-11) in cleanup_transaction:1913: errno=-5 IO failure
[12590.240036] BTRFS warning (device dm-11): direct IO failed ino 260 rw 0,0 sector 0x20d930 len 4096 err no 10
[12590.240374] BTRFS warning (device dm-11): direct IO failed ino 260 rw 0,0 sector 0x20d938 len 4096 err no 10
[12590.240696] BTRFS warning (device dm-11): direct IO failed ino 260 rw 0,0 sector 0x20d940 len 4096 err no 10
[12590.241037] BTRFS warning (device dm-11): direct IO failed ino 260 rw 0,0 sector 0x20d948 len 4096 err no 10
[12590.241767] BTRFS warning (device dm-11): direct IO failed ino 260 rw 0,0 sector 0x20d950 len 4096 err no 10
[12590.242284] BTRFS warning (device dm-11): direct IO failed ino 260 rw 0,0 sector 0x20d958 len 4096 err no 10
[12590.242293] BTRFS warning (device dm-11): direct IO failed ino 260 rw 0,0 sector 0x20d960 len 4096 err no 10
[12590.251695] BTRFS warning (device dm-11): direct IO failed ino 1435 rw 0,0 sector 0x208ae8 len 4096 err no 10
[12590.324834] BTRFS info (device dm-11): flagging fs with big metadata feature
[12590.325069] BTRFS info (device dm-11): turning on async discard
[12590.325251] BTRFS info (device dm-11): disk space caching is enabled
[12590.325431] BTRFS info (device dm-11): has skinny extents
[12590.328021] BTRFS info (device dm-11): start tree-log replay
[12590.529843] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[12590.548234] BTRFS: error (device dm-11) in __btrfs_update_delayed_inode:999: errno=-5 IO failure
[12590.548557] BTRFS info (device dm-11): forced readonly
[12590.548743] BTRFS: error (device dm-11) in __btrfs_run_delayed_items:1092: errno=-5 IO failure
[12590.549037] ------------[ cut here ]------------
[12590.549038] WARNING: CPU: 1 PID: 2349987 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12590.549239] BTRFS warning (device dm-11): Skipping commit of aborted transaction.
[12590.549574] Modules linked in:
[12590.549842] BTRFS: error (device dm-11) in cleanup_transaction:1913: errno=-5 IO failure
[12590.549843]  dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12590.551843] CPU: 1 PID: 2349987 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12590.552166] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12590.552457] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12590.552654] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12590.553211] RSP: 0018:ffffa9d4c4457cb0 EFLAGS: 00010202
[12590.553399] RAX: 000000000000000d RBX: ffff8a872fec1800 RCX: 0000000000000000
[12590.553621] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12590.553843] RBP: 0000000000000000 R08: ffff8a871640b970 R09: 0000000000000000
[12590.554117] R10: 0000000000000000 R11: ffff8a8609d1b488 R12: ffff8a8606449750
[12590.554344] R13: ffff8a876c5efcc0 R14: ffff8a871640b888 R15: ffff8a871640b930
[12590.554570] FS:  00007f12f5f48740(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[12590.554867] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12590.555082] CR2: 000055af599a3200 CR3: 0000000100f5e004 CR4: 0000000000370ee0
[12590.555303] Call Trace:
[12590.555434]  
[12590.555562]  ? btrfs_get_32+0x30/0xf0
[12590.555720]  ? __mutex_lock+0x80/0x8a0
[12590.555887]  ? __mutex_lock+0xda/0x8a0
[12590.556048]  ? rcu_read_lock_sched_held+0x12/0x60
[12590.556232]  ? lock_release+0x1f0/0x2d0
[12590.556392]  btrfs_run_delayed_refs+0x86/0x210
[12590.556564]  ? __mutex_unlock_slowpath+0x35/0x260
[12590.562741]  btrfs_start_dirty_block_groups+0x2af/0x540
[12590.562929]  btrfs_commit_transaction+0x85e/0xad0
[12590.563104]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[12590.563283]  ? vfs_fsync_range+0x90/0x90
[12590.563434]  iterate_supers+0x85/0xf0
[12590.563581]  ksys_sync+0x50/0x80
[12590.563727]  __do_sys_sync+0xa/0x10
[12590.563885]  do_syscall_64+0x38/0x90
[12590.564031]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12590.564227] RIP: 0033:0x7f12f60443ab
[12590.564372] Code: c3 66 0f 1f 44 00 00 48 8b 15 c9 aa 0c 00 f7 d8 64 89 02 b8 ff ff ff ff eb b8 0f 1f 44 00 00 f3 0f 1e fa b8 a2 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 9d aa 0c 00 f7 d8 64 89 01 48
[12590.564834] RSP: 002b:00007ffd5e9f3468 EFLAGS: 00000202 ORIG_RAX: 00000000000000a2
[12590.565086] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007f12f60443ab
[12590.565299] RDX: 00000000ffffffff RSI: 0000000045603d36 RDI: 0000000000000014
[12590.565496] RBP: 028f5c28f5c28f5c R08: 000000000000006d R09: 00007f12f610fa60
[12590.565694] R10: fffffffffffffb0c R11: 0000000000000202 R12: 0000000000000014
[12590.565900] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007f12f5f486c8
[12590.566112]  
[12590.566229] irq event stamp: 0
[12590.566360] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12590.566548] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12590.566802] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12590.567093] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12590.567281] ---[ end trace b600c386fb5e13e3 ]---
[12590.567477] ------------[ cut here ]------------
[12590.567630] WARNING: CPU: 1 PID: 2349987 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12590.567927] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12590.569329] CPU: 1 PID: 2349987 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12590.569585] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12590.569834] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12590.570018] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12590.570479] RSP: 0018:ffffa9d4c4457cb0 EFLAGS: 00010202
[12590.570642] RAX: 000000000000000d RBX: ffff8a872fec1800 RCX: 0000000000000000
[12590.570838] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12590.571045] RBP: 0000000000000000 R08: ffff8a871640bbe0 R09: 0000000000000000
[12590.571248] R10: ffff8a871640b888 R11: ffff8a87168ec608 R12: ffff8a8606449410
[12590.571441] R13: ffff8a876c5efcc0 R14: ffff8a871640baf8 R15: ffff8a871640bba0
[12590.571638] FS:  00007f12f5f48740(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[12590.571896] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12590.572068] CR2: 000055af599a3200 CR3: 0000000100f5e004 CR4: 0000000000370ee0
[12590.572276] Call Trace:
[12590.572398]  
[12590.572510]  ? __mutex_lock+0x80/0x8a0
[12590.572651]  ? __mutex_lock+0xda/0x8a0
[12590.572800]  ? rcu_read_lock_sched_held+0x12/0x60
[12590.572970]  ? lock_release+0x1f0/0x2d0
[12590.573126]  btrfs_run_delayed_refs+0x86/0x210
[12590.574059]  ? __mutex_unlock_slowpath+0x35/0x260
[12590.574236]  btrfs_start_dirty_block_groups+0x2af/0x540
[12590.574407]  btrfs_commit_transaction+0x85e/0xad0
[12590.574563]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[12590.574727]  ? vfs_fsync_range+0x90/0x90
[12590.574884]  iterate_supers+0x85/0xf0
[12590.575030]  ksys_sync+0x50/0x80
[12590.575169]  __do_sys_sync+0xa/0x10
[12590.575305]  do_syscall_64+0x38/0x90
[12590.575447]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12590.575609] RIP: 0033:0x7f12f60443ab
[12590.575746] Code: c3 66 0f 1f 44 00 00 48 8b 15 c9 aa 0c 00 f7 d8 64 89 02 b8 ff ff ff ff eb b8 0f 1f 44 00 00 f3 0f 1e fa b8 a2 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 9d aa 0c 00 f7 d8 64 89 01 48
[12590.576230] RSP: 002b:00007ffd5e9f3468 EFLAGS: 00000202 ORIG_RAX: 00000000000000a2
[12590.576472] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007f12f60443ab
[12590.576669] RDX: 00000000ffffffff RSI: 0000000045603d36 RDI: 0000000000000014
[12590.576874] RBP: 028f5c28f5c28f5c R08: 000000000000006d R09: 00007f12f610fa60
[12590.577071] R10: fffffffffffffb0c R11: 0000000000000202 R12: 0000000000000014
[12590.577277] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007f12f5f486c8
[12590.577475]  
[12590.577592] irq event stamp: 0
[12590.577718] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12590.577912] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12590.578177] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12590.578425] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12590.578608] ---[ end trace b600c386fb5e13e4 ]---
[12590.578802] ------------[ cut here ]------------
[12590.578972] WARNING: CPU: 1 PID: 2349987 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12590.579255] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12590.580666] CPU: 1 PID: 2349987 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12590.580931] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12590.581199] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12590.581368] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12590.581829] RSP: 0018:ffffa9d4c4457cb0 EFLAGS: 00010202
[12590.582005] RAX: 000000000000000d RBX: ffff8a872fec1800 RCX: 0000000000000000
[12590.582209] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12590.582402] RBP: 0000000000000000 R08: ffff8a871640b700 R09: 0000000000000000
[12590.582594] R10: ffff8a871640baf8 R11: ffff8a87168ec608 R12: ffff8a8606449dd0
[12590.582787] R13: ffff8a876c5efcc0 R14: ffff8a871640b618 R15: ffff8a871640b6c0
[12590.582990] FS:  00007f12f5f48740(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[12590.583244] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12590.583417] CR2: 000055af599a3200 CR3: 0000000100f5e004 CR4: 0000000000370ee0
[12590.583612] Call Trace:
[12590.583729]  
[12590.583857]  ? __mutex_lock+0x80/0x8a0
[12590.584002]  ? __mutex_lock+0xda/0x8a0
[12590.584153]  ? rcu_read_lock_sched_held+0x12/0x60
[12590.584314]  ? lock_release+0x1f0/0x2d0
[12590.584458]  btrfs_run_delayed_refs+0x86/0x210
[12590.584609]  ? __mutex_unlock_slowpath+0x35/0x260
[12590.584763]  btrfs_start_dirty_block_groups+0x2af/0x540
[12590.584942]  btrfs_commit_transaction+0x85e/0xad0
[12590.585110]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[12590.585282]  ? vfs_fsync_range+0x90/0x90
[12590.585425]  iterate_supers+0x85/0xf0
[12590.585562]  ksys_sync+0x50/0x80
[12590.585695]  __do_sys_sync+0xa/0x10
[12590.585829]  do_syscall_64+0x38/0x90
[12590.585977]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12590.586154] RIP: 0033:0x7f12f60443ab
[12590.586295] Code: c3 66 0f 1f 44 00 00 48 8b 15 c9 aa 0c 00 f7 d8 64 89 02 b8 ff ff ff ff eb b8 0f 1f 44 00 00 f3 0f 1e fa b8 a2 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 9d aa 0c 00 f7 d8 64 89 01 48
[12590.586745] RSP: 002b:00007ffd5e9f3468 EFLAGS: 00000202 ORIG_RAX: 00000000000000a2
[12590.586997] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007f12f60443ab
[12590.587193] RDX: 00000000ffffffff RSI: 0000000045603d36 RDI: 0000000000000014
[12590.587386] RBP: 028f5c28f5c28f5c R08: 000000000000006d R09: 00007f12f610fa60
[12590.587578] R10: fffffffffffffb0c R11: 0000000000000202 R12: 0000000000000014
[12590.587770] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007f12f5f486c8
[12590.587976]  
[12590.588096] irq event stamp: 0
[12590.588232] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12590.588411] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12590.588658] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12590.588921] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12590.589111] ---[ end trace b600c386fb5e13e5 ]---
[12590.589306] ------------[ cut here ]------------
[12590.589465] WARNING: CPU: 1 PID: 2349987 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12590.589746] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12590.591149] CPU: 1 PID: 2349987 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12590.591401] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12590.591656] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12590.597347] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12590.597812] RSP: 0018:ffffa9d4c4457cb0 EFLAGS: 00010202
[12590.597989] RAX: 000000000000000d RBX: ffff8a872fec1800 RCX: 0000000000000000
[12590.598191] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12590.598385] RBP: 0000000000000000 R08: ffff8a871640b220 R09: 0000000000000000
[12590.598578] R10: ffff8a871640b618 R11: ffff8a87168ec608 R12: ffff8a8606449d00
[12590.598771] R13: ffff8a876c5efcc0 R14: ffff8a871640b138 R15: ffff8a871640b1e0
[12590.598974] FS:  00007f12f5f48740(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[12590.599223] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12590.599397] CR2: 000055af599a3200 CR3: 0000000100f5e004 CR4: 0000000000370ee0
[12590.599591] Call Trace:
[12590.599708]  
[12590.599824]  ? __mutex_lock+0x80/0x8a0
[12590.599977]  ? __mutex_lock+0xda/0x8a0
[12590.600128]  ? rcu_read_lock_sched_held+0x12/0x60
[12590.600288]  ? lock_release+0x1f0/0x2d0
[12590.600432]  btrfs_run_delayed_refs+0x86/0x210
[12590.600582]  ? __mutex_unlock_slowpath+0x35/0x260
[12590.600738]  btrfs_start_dirty_block_groups+0x2af/0x540
[12590.600918]  btrfs_commit_transaction+0x85e/0xad0
[12590.601078]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[12590.601256]  ? vfs_fsync_range+0x90/0x90
[12590.601401]  iterate_supers+0x85/0xf0
[12590.601540]  ksys_sync+0x50/0x80
[12590.601677]  __do_sys_sync+0xa/0x10
[12590.601813]  do_syscall_64+0x38/0x90
[12590.601961]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12590.602136] RIP: 0033:0x7f12f60443ab
[12590.602277] Code: c3 66 0f 1f 44 00 00 48 8b 15 c9 aa 0c 00 f7 d8 64 89 02 b8 ff ff ff ff eb b8 0f 1f 44 00 00 f3 0f 1e fa b8 a2 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 9d aa 0c 00 f7 d8 64 89 01 48
[12590.602726] RSP: 002b:00007ffd5e9f3468 EFLAGS: 00000202 ORIG_RAX: 00000000000000a2
[12590.602971] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007f12f60443ab
[12590.603997] RDX: 00000000ffffffff RSI: 0000000045603d36 RDI: 0000000000000014
[12590.604210] RBP: 028f5c28f5c28f5c R08: 000000000000006d R09: 00007f12f610fa60
[12590.604403] R10: fffffffffffffb0c R11: 0000000000000202 R12: 0000000000000014
[12590.604594] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007f12f5f486c8
[12590.604792]  
[12590.604916] irq event stamp: 0
[12590.605047] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12590.605236] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12590.605485] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12590.605736] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12590.605926] ---[ end trace b600c386fb5e13e6 ]---
[12590.606132] ------------[ cut here ]------------
[12590.606290] WARNING: CPU: 1 PID: 2349987 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12590.606575] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12590.607971] CPU: 1 PID: 2349987 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12590.608236] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12590.608488] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12590.608662] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12590.609161] RSP: 0018:ffffa9d4c4457cb0 EFLAGS: 00010202
[12590.609327] RAX: 000000000000000d RBX: ffff8a872fec1800 RCX: 0000000000000000
[12590.609526] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12590.609721] RBP: ffff8a861e31be40 R08: ffff8a871640bf98 R09: 0000000000000000
[12590.609930] R10: ffff8a871640b138 R11: ffff8a87168ec608 R12: ffff8a8606449270
[12590.610210] R13: ffff8a876c5efcc0 R14: ffff8a871640bea0 R15: ffff8a871640bf48
[12590.610493] FS:  00007f12f5f48740(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[12590.610785] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12590.610970] CR2: 000055af599a3200 CR3: 0000000100f5e004 CR4: 0000000000370ee0
[12590.611216] Call Trace:
[12590.611389]  
[12590.611540]  ? __mutex_lock+0x80/0x8a0
[12590.611682]  ? __mutex_lock+0xda/0x8a0
[12590.611880]  ? rcu_read_lock_sched_held+0x12/0x60
[12590.612042]  ? lock_release+0x1f0/0x2d0
[12590.612224]  btrfs_run_delayed_refs+0x86/0x210
[12590.612379]  ? __mutex_unlock_slowpath+0x35/0x260
[12590.612538]  btrfs_start_dirty_block_groups+0x2af/0x540
[12590.612728]  btrfs_commit_transaction+0x85e/0xad0
[12590.612930]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[12590.613128]  ? vfs_fsync_range+0x90/0x90
[12590.613276]  iterate_supers+0x85/0xf0
[12590.613418]  ksys_sync+0x50/0x80
[12590.613595]  __do_sys_sync+0xa/0x10
[12590.613734]  do_syscall_64+0x38/0x90
[12590.613915]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12590.614097] RIP: 0033:0x7f12f60443ab
[12590.614254] Code: c3 66 0f 1f 44 00 00 48 8b 15 c9 aa 0c 00 f7 d8 64 89 02 b8 ff ff ff ff eb b8 0f 1f 44 00 00 f3 0f 1e fa b8 a2 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 9d aa 0c 00 f7 d8 64 89 01 48
[12590.614798] RSP: 002b:00007ffd5e9f3468 EFLAGS: 00000202 ORIG_RAX: 00000000000000a2
[12590.615045] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007f12f60443ab
[12590.615257] RDX: 00000000ffffffff RSI: 0000000045603d36 RDI: 0000000000000014
[12590.615452] RBP: 028f5c28f5c28f5c R08: 000000000000006d R09: 00007f12f610fa60
[12590.615649] R10: fffffffffffffb0c R11: 0000000000000202 R12: 0000000000000014
[12590.615856] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007f12f5f486c8
[12590.616101]  
[12590.616221] irq event stamp: 0
[12590.616348] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12590.616530] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12590.616785] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12590.617074] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12590.617284] ---[ end trace b600c386fb5e13e7 ]---
[12590.617533] ------------[ cut here ]------------
[12590.617692] WARNING: CPU: 1 PID: 2349987 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12590.618022] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12590.619578] CPU: 1 PID: 2349987 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12590.619865] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12590.620131] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12590.620305] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12590.620836] RSP: 0018:ffffa9d4c4457cb0 EFLAGS: 00010202
[12590.621016] RAX: 000000000000000d RBX: ffff8a872fec1800 RCX: 0000000000000000
[12590.621298] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12590.621534] RBP: ffff8a861e31b4e0 R08: ffff8a871640b5d8 R09: 0000000000000000
[12590.621731] R10: ffff8a871640bea0 R11: ffff8a87168ec608 R12: ffff8a86064499c0
[12590.621941] R13: ffff8a876c5efcc0 R14: ffff8a871640b4e0 R15: ffff8a871640b588
[12590.622155] FS:  00007f12f5f48740(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[12590.622415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12590.622594] CR2: 000055af599a3200 CR3: 0000000100f5e004 CR4: 0000000000370ee0
[12590.622795] Call Trace:
[12590.622927]  
[12590.623050]  btrfs_run_delayed_refs+0x86/0x210
[12590.623217]  ? __mutex_unlock_slowpath+0x35/0x260
[12590.623380]  btrfs_start_dirty_block_groups+0x2af/0x540
[12590.623555]  btrfs_commit_transaction+0x85e/0xad0
[12590.623721]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[12590.623916]  ? vfs_fsync_range+0x90/0x90
[12590.624079]  iterate_supers+0x85/0xf0
[12590.624237]  ksys_sync+0x50/0x80
[12590.624377]  __do_sys_sync+0xa/0x10
[12590.624516]  do_syscall_64+0x38/0x90
[12590.624657]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12590.624826] RIP: 0033:0x7f12f60443ab
[12590.624983] Code: c3 66 0f 1f 44 00 00 48 8b 15 c9 aa 0c 00 f7 d8 64 89 02 b8 ff ff ff ff eb b8 0f 1f 44 00 00 f3 0f 1e fa b8 a2 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 9d aa 0c 00 f7 d8 64 89 01 48
[12590.625469] RSP: 002b:00007ffd5e9f3468 EFLAGS: 00000202 ORIG_RAX: 00000000000000a2
[12590.625715] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007f12f60443ab
[12590.625929] RDX: 00000000ffffffff RSI: 0000000045603d36 RDI: 0000000000000014
[12590.626142] RBP: 028f5c28f5c28f5c R08: 000000000000006d R09: 00007f12f610fa60
[12590.626350] R10: fffffffffffffb0c R11: 0000000000000202 R12: 0000000000000014
[12590.626548] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007f12f5f486c8
[12590.626754]  
[12590.626884] irq event stamp: 0
[12590.627019] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12590.627226] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12590.627491] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12590.627752] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12590.627953] ---[ end trace b600c386fb5e13e8 ]---
[12590.635459] ------------[ cut here ]------------
[12590.635711] WARNING: CPU: 1 PID: 2349987 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12590.636161] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12590.638751] CPU: 1 PID: 2349987 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12590.639177] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12590.639620] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12590.639925] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12590.640706] RSP: 0018:ffffa9d4c4457cb0 EFLAGS: 00010202
[12590.641009] RAX: 000000000000000d RBX: ffff8a872fec1800 RCX: 0000000000000000
[12590.641270] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12590.641463] RBP: ffff8a861e31b640 R08: ffff8a871640bd28 R09: 0000000000000000
[12590.641654] R10: ffff8a871640b4e0 R11: ffff8a87168ec608 R12: ffff8a8606449d68
[12590.641857] R13: ffff8a876c5efcc0 R14: ffff8a871640bc30 R15: ffff8a871640bcd8
[12590.642050] FS:  00007f12f5f48740(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[12590.642305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12590.642480] CR2: 000055af599a3200 CR3: 0000000100f5e004 CR4: 0000000000370ee0
[12590.642755] Call Trace:
[12590.642916]  
[12590.643130]  btrfs_run_delayed_refs+0x86/0x210
[12590.643387]  ? __mutex_unlock_slowpath+0x35/0x260
[12590.643715]  btrfs_start_dirty_block_groups+0x2af/0x540
[12590.644024]  btrfs_commit_transaction+0x85e/0xad0
[12590.644336]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[12590.644637]  ? vfs_fsync_range+0x90/0x90
[12590.644929]  iterate_supers+0x85/0xf0
[12590.645177]  ksys_sync+0x50/0x80
[12590.645393]  __do_sys_sync+0xa/0x10
[12590.645619]  do_syscall_64+0x38/0x90
[12590.645902]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12590.646185] RIP: 0033:0x7f12f60443ab
[12590.646433] Code: c3 66 0f 1f 44 00 00 48 8b 15 c9 aa 0c 00 f7 d8 64 89 02 b8 ff ff ff ff eb b8 0f 1f 44 00 00 f3 0f 1e fa b8 a2 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 9d aa 0c 00 f7 d8 64 89 01 48
[12590.647249] RSP: 002b:00007ffd5e9f3468 EFLAGS: 00000202 ORIG_RAX: 00000000000000a2
[12590.647669] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007f12f60443ab
[12590.647967] RDX: 00000000ffffffff RSI: 0000000045603d36 RDI: 0000000000000014
[12590.648292] RBP: 028f5c28f5c28f5c R08: 000000000000006d R09: 00007f12f610fa60
[12590.648633] R10: fffffffffffffb0c R11: 0000000000000202 R12: 0000000000000014
[12590.648928] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007f12f5f486c8
[12590.649259]  
[12590.649505] irq event stamp: 0
[12590.649732] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12590.649972] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12590.650322] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12590.650598] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12590.650800] ---[ end trace b600c386fb5e13e9 ]---
[12590.651048] ------------[ cut here ]------------
[12590.651275] WARNING: CPU: 1 PID: 2349987 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12590.651604] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12590.653267] CPU: 1 PID: 2349987 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12590.653526] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12590.653829] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12590.654029] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12590.654536] RSP: 0018:ffffa9d4c4457cb0 EFLAGS: 00010202
[12590.654709] RAX: 000000000000000d RBX: ffff8a872fec1800 RCX: 0000000000000000
[12590.654918] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12590.655166] RBP: ffff8a861e31b040 R08: ffff8a871640b368 R09: 0000000000000000
[12590.655527] R10: ffff8a871640bc30 R11: ffff8a87168ec608 R12: ffff8a86064493a8
[12590.655794] R13: ffff8a876c5efcc0 R14: ffff8a871640b270 R15: ffff8a871640b318
[12590.656047] FS:  00007f12f5f48740(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[12590.656350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12590.656558] CR2: 000055af599a3200 CR3: 0000000100f5e004 CR4: 0000000000370ee0
[12590.656763] Call Trace:
[12590.656897]  
[12590.657027]  btrfs_run_delayed_refs+0x86/0x210
[12590.657243]  ? __mutex_unlock_slowpath+0x35/0x260
[12590.657484]  btrfs_start_dirty_block_groups+0x2af/0x540
[12590.657653]  btrfs_commit_transaction+0x85e/0xad0
[12590.657809]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[12590.657985]  ? vfs_fsync_range+0x90/0x90
[12590.658173]  iterate_supers+0x85/0xf0
[12590.658331]  ksys_sync+0x50/0x80
[12590.658512]  __do_sys_sync+0xa/0x10
[12590.658716]  do_syscall_64+0x38/0x90
[12590.658939]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12590.659192] RIP: 0033:0x7f12f60443ab
[12590.659368] Code: c3 66 0f 1f 44 00 00 48 8b 15 c9 aa 0c 00 f7 d8 64 89 02 b8 ff ff ff ff eb b8 0f 1f 44 00 00 f3 0f 1e fa b8 a2 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 9d aa 0c 00 f7 d8 64 89 01 48
[12590.660063] RSP: 002b:00007ffd5e9f3468 EFLAGS: 00000202 ORIG_RAX: 00000000000000a2
[12590.660432] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007f12f60443ab
[12590.660720] RDX: 00000000ffffffff RSI: 0000000045603d36 RDI: 0000000000000014
[12590.661033] RBP: 028f5c28f5c28f5c R08: 000000000000006d R09: 00007f12f610fa60
[12590.661296] R10: fffffffffffffb0c R11: 0000000000000202 R12: 0000000000000014
[12590.661585] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007f12f5f486c8
[12590.661915]  
[12590.662127] irq event stamp: 0
[12590.662355] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12590.662640] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12590.663123] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12590.664259] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12590.664569] ---[ end trace b600c386fb5e13ea ]---
[12590.664907] ------------[ cut here ]------------
[12590.665118] WARNING: CPU: 1 PID: 2349987 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12590.665453] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12590.667100] CPU: 1 PID: 2349987 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12590.667407] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12590.667706] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12590.667924] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12590.668479] RSP: 0018:ffffa9d4c4457cb0 EFLAGS: 00010202
[12590.668650] RAX: 000000000000000d RBX: ffff8a872fec1800 RCX: 0000000000000000
[12590.668926] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12590.669162] RBP: 0000000000000000 R08: ffff8a871640b0e8 R09: 0000000000000000
[12590.669356] R10: ffff8a871640b270 R11: ffff8a87168ec608 R12: ffff8a87188a73f0
[12590.669576] R13: ffff8a876c5efcc0 R14: ffff8a871640b000 R15: ffff8a871640b0a8
[12590.669769] FS:  00007f12f5f48740(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[12590.670025] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12590.670208] CR2: 000055af599a3200 CR3: 0000000100f5e004 CR4: 0000000000370ee0
[12590.670405] Call Trace:
[12590.670522]  
[12590.670638]  btrfs_run_delayed_refs+0x86/0x210
[12590.670792]  ? __mutex_unlock_slowpath+0x35/0x260
[12590.670960]  btrfs_start_dirty_block_groups+0x2af/0x540
[12590.671131]  btrfs_commit_transaction+0x85e/0xad0
[12590.671287]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[12590.671456]  ? vfs_fsync_range+0x90/0x90
[12590.671603]  iterate_supers+0x85/0xf0
[12590.671742]  ksys_sync+0x50/0x80
[12590.671885]  __do_sys_sync+0xa/0x10
[12590.672025]  do_syscall_64+0x38/0x90
[12590.672167]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12590.672328] RIP: 0033:0x7f12f60443ab
[12590.672468] Code: c3 66 0f 1f 44 00 00 48 8b 15 c9 aa 0c 00 f7 d8 64 89 02 b8 ff ff ff ff eb b8 0f 1f 44 00 00 f3 0f 1e fa b8 a2 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 9d aa 0c 00 f7 d8 64 89 01 48
[12590.672940] RSP: 002b:00007ffd5e9f3468 EFLAGS: 00000202 ORIG_RAX: 00000000000000a2
[12590.673186] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007f12f60443ab
[12590.673384] RDX: 00000000ffffffff RSI: 0000000045603d36 RDI: 0000000000000014
[12590.673580] RBP: 028f5c28f5c28f5c R08: 000000000000006d R09: 00007f12f610fa60
[12590.673777] R10: fffffffffffffb0c R11: 0000000000000202 R12: 0000000000000014
[12590.673981] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007f12f5f486c8
[12590.679943]  
[12590.680067] irq event stamp: 0
[12590.680228] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12590.680409] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12590.680655] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12590.680920] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12590.681105] ---[ end trace b600c386fb5e13eb ]---
[12590.681348] ------------[ cut here ]------------
[12590.681505] WARNING: CPU: 1 PID: 2349987 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12590.681781] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12590.683397] CPU: 1 PID: 2349987 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12590.683671] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12590.683939] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12590.684148] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12590.684633] RSP: 0018:ffffa9d4c4457cb0 EFLAGS: 00010202
[12590.684798] RAX: 000000000000000d RBX: ffff8a872fec1800 RCX: 0000000000000000
[12590.685053] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12590.685255] RBP: 0000000000000000 R08: ffff8a871640b4a0 R09: 0000000000000000
[12590.685449] R10: ffff8a871640b000 R11: ffff8a87168ee208 R12: ffff8a87188a7b60
[12590.685670] R13: ffff8a876c5efcc0 R14: ffff8a871640b3a8 R15: ffff8a871640b450
[12590.685875] FS:  00007f12f5f48740(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[12590.686121] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12590.686296] CR2: 000055af599a3200 CR3: 0000000100f5e004 CR4: 0000000000370ee0
[12590.686494] Call Trace:
[12590.686615]  
[12590.686730]  btrfs_run_delayed_refs+0x86/0x210
[12590.686981]  ? __mutex_unlock_slowpath+0x35/0x260
[12590.687181]  btrfs_start_dirty_block_groups+0x2af/0x540
[12590.687379]  btrfs_commit_transaction+0x85e/0xad0
[12590.687564]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[12590.687790]  ? vfs_fsync_range+0x90/0x90
[12590.688001]  iterate_supers+0x85/0xf0
[12590.688179]  ksys_sync+0x50/0x80
[12590.688335]  __do_sys_sync+0xa/0x10
[12590.688508]  do_syscall_64+0x38/0x90
[12590.688692]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12590.688899] RIP: 0033:0x7f12f60443ab
[12590.689049] Code: c3 66 0f 1f 44 00 00 48 8b 15 c9 aa 0c 00 f7 d8 64 89 02 b8 ff ff ff ff eb b8 0f 1f 44 00 00 f3 0f 1e fa b8 a2 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 9d aa 0c 00 f7 d8 64 89 01 48
[12590.689562] RSP: 002b:00007ffd5e9f3468 EFLAGS: 00000202 ORIG_RAX: 00000000000000a2
[12590.689895] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007f12f60443ab
[12590.690145] RDX: 00000000ffffffff RSI: 0000000045603d36 RDI: 0000000000000014
[12590.690390] RBP: 028f5c28f5c28f5c R08: 000000000000006d R09: 00007f12f610fa60
[12590.690610] R10: fffffffffffffb0c R11: 0000000000000202 R12: 0000000000000014
[12590.690827] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007f12f5f486c8
[12590.691120]  
[12590.691236] irq event stamp: 0
[12590.691363] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12590.691570] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12590.691874] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12590.692128] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12590.692312] ---[ end trace b600c386fb5e13ec ]---
[12590.746520] BTRFS info (device dm-11): flagging fs with big metadata feature
[12590.746822] BTRFS info (device dm-11): turning on async discard
[12590.747144] BTRFS info (device dm-11): disk space caching is enabled
[12590.747407] BTRFS info (device dm-11): has skinny extents
[12590.769693] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[12590.790393] BTRFS error (device dm-11): error reading free space cache
[12590.790611] BTRFS warning (device dm-11): failed to load free space cache for block group 298844160, rebuilding it now
[12590.791462] BTRFS: error (device dm-11) in __btrfs_free_extent:3202: errno=-5 IO failure
[12590.791721] BTRFS info (device dm-11): forced readonly
[12590.791899] BTRFS: error (device dm-11) in btrfs_run_delayed_refs:2161: errno=-5 IO failure
[12590.846349] BTRFS info (device dm-11): flagging fs with big metadata feature
[12590.846566] BTRFS info (device dm-11): turning on async discard
[12590.846741] BTRFS info (device dm-11): disk space caching is enabled
[12590.846941] BTRFS info (device dm-11): has skinny extents
[12591.872468] BTRFS warning (device dm-11): lost page write due to IO error on /dev/mapper/error-test (-5)
[12591.872769] btrfs_dev_stat_print_on_error: 186 callbacks suppressed
[12591.872772] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 1, rd 0, flush 0, corrupt 0, gen 0
[12591.873269] BTRFS warning (device dm-11): lost page write due to IO error on /dev/mapper/error-test (-5)
[12591.873544] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 2, rd 0, flush 0, corrupt 0, gen 0
[12591.873872] BTRFS error (device dm-11): error writing primary super block to device 1
[12591.874123] BTRFS: error (device dm-11) in write_all_supers:4391: errno=-5 IO failure (1 errors while writing supers)
[12591.874418] BTRFS info (device dm-11): forced readonly
[12591.874586] BTRFS warning (device dm-11): Skipping commit of aborted transaction.
[12591.874821] BTRFS: error (device dm-11) in cleanup_transaction:1913: errno=-5 IO failure
[12591.876138] BTRFS warning (device dm-11): Skipping commit of aborted transaction.
[12591.876174] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[12591.876391] BTRFS: error (device dm-11) in cleanup_transaction:1913: errno=-5 IO failure
[12591.877681] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 2, rd 1, flush 0, corrupt 0, gen 0
[12591.878006] BTRFS warning (device dm-11): direct IO failed ino 1682 rw 0,0 sector 0x20f970 len 4096 err no 10
[12591.878011] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 2, rd 2, flush 0, corrupt 0, gen 0
[12591.878863] BTRFS warning (device dm-11): direct IO failed ino 1682 rw 0,0 sector 0x20f978 len 4096 err no 10
[12591.879621] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 2, rd 3, flush 0, corrupt 0, gen 0
[12591.879943] BTRFS warning (device dm-11): direct IO failed ino 1682 rw 0,0 sector 0x69f8 len 4096 err no 10
[12591.880751] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 2, rd 4, flush 0, corrupt 0, gen 0
[12591.881071] BTRFS warning (device dm-11): direct IO failed ino 1683 rw 0,0 sector 0x211030 len 4096 err no 10
[12591.976456] BTRFS info (device dm-11): flagging fs with big metadata feature
[12591.976674] BTRFS info (device dm-11): turning on async discard
[12591.976867] BTRFS info (device dm-11): disk space caching is enabled
[12591.977058] BTRFS info (device dm-11): has skinny extents
[12591.991081] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 0, rd 1, flush 0, corrupt 0, gen 0
[12591.991424] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 0, rd 2, flush 0, corrupt 0, gen 0
[12591.991726] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 0, rd 3, flush 0, corrupt 0, gen 0
[12591.992354] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 0, rd 4, flush 0, corrupt 0, gen 0
[12591.994236] BTRFS: error (device dm-11) in create_subvol:689: errno=-5 IO failure
[12591.994482] BTRFS info (device dm-11): forced readonly
[12591.994622] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[12592.080339] BTRFS info (device dm-11): flagging fs with big metadata feature
[12592.080560] BTRFS info (device dm-11): turning on async discard
[12592.080749] BTRFS info (device dm-11): disk space caching is enabled
[12592.080953] BTRFS info (device dm-11): has skinny extents
[12594.192144] BTRFS warning (device dm-11): direct IO failed ino 266 rw 0,0 sector 0x226df0 len 4096 err no 10
[12594.192263] BTRFS warning (device dm-11): lost page write due to IO error on /dev/mapper/error-test (-5)
[12594.192471] BTRFS warning (device dm-11): direct IO failed ino 266 rw 0,0 sector 0x226df8 len 4096 err no 10
[12594.192782] BTRFS warning (device dm-11): lost page write due to IO error on /dev/mapper/error-test (-5)
[12594.193119] BTRFS warning (device dm-11): direct IO failed ino 266 rw 0,0 sector 0x226e00 len 4096 err no 10
[12594.193435] BTRFS warning (device dm-11): direct IO failed ino 266 rw 0,0 sector 0x226e08 len 4096 err no 10
[12594.194136] BTRFS error (device dm-11): error writing primary super block to device 1
[12594.194476] BTRFS: error (device dm-11) in write_all_supers:4391: errno=-5 IO failure (1 errors while writing supers)
[12594.194768] BTRFS info (device dm-11): forced readonly
[12594.194793] ------------[ cut here ]------------
[12594.194992] BTRFS warning (device dm-11): Skipping commit of aborted transaction.
[12594.195192] WARNING: CPU: 1 PID: 2350214 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12594.195463] BTRFS: error (device dm-11) in cleanup_transaction:1913: errno=-5 IO failure
[12594.195742] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12594.196183] BTRFS warning (device dm-11): direct IO failed ino 266 rw 0,0 sector 0x226d48 len 4096 err no 10
[12594.203002] CPU: 1 PID: 2350214 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12594.204405] BTRFS warning (device dm-11): direct IO failed ino 266 rw 0,0 sector 0x226d50 len 4096 err no 10
[12594.204644] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12594.205363] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12594.205622] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12594.206454] RSP: 0018:ffffa9d4c484f988 EFLAGS: 00010202
[12594.206561] BTRFS warning (device dm-11): direct IO failed ino 1759 rw 0,0 sector 0x212898 len 4096 err no 10
[12594.206707] RAX: 0000000000000005 RBX: ffff8a872fec7000 RCX: 0000000000000000
[12594.207311] BTRFS warning (device dm-11): direct IO failed ino 1759 rw 0,0 sector 0x216690 len 4096 err no 10
[12594.207416] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12594.208130] RBP: 0000000000000000 R08: ffff8a870215a970 R09: 0000000000000000
[12594.208414] R10: ffff8a870215ad68 R11: ffff8a8705ac0208 R12: ffff8a8749b11c98
[12594.208650] R13: ffff8a876c5efc00 R14: ffff8a870215a888 R15: ffff8a870215a930
[12594.208861] FS:  00007f86f50e9740(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[12594.209122] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12594.209296] CR2: 00007f2a8975fb90 CR3: 0000000109610003 CR4: 0000000000370ee0
[12594.209523] Call Trace:
[12594.209640]  
[12594.209758]  ? __mutex_lock+0x80/0x8a0
[12594.209910]  ? __mutex_lock+0xda/0x8a0
[12594.210052]  ? rcu_read_lock_sched_held+0x12/0x60
[12594.210216]  ? lock_release+0x1f0/0x2d0
[12594.210360]  btrfs_run_delayed_refs+0x86/0x210
[12594.210510]  ? __mutex_unlock_slowpath+0x35/0x260
[12594.210666]  btrfs_start_dirty_block_groups+0x2af/0x540
[12594.210844]  btrfs_commit_transaction+0x85e/0xad0
[12594.211002]  ? _raw_spin_unlock+0x29/0x40
[12594.211154]  ? btrfs_block_rsv_release+0x173/0x1e0
[12594.211310]  create_subvol+0x567/0x9a0
[12594.211453]  btrfs_mksubvol+0x447/0x4c0
[12594.211596]  ? preempt_count_add+0x49/0xa0
[12594.211744]  __btrfs_ioctl_snap_create+0x123/0x190
[12594.211947]  ? _copy_from_user+0x65/0xa0
[12594.212108]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12594.212268]  btrfs_ioctl+0x105/0x3160
[12594.212406]  ? rcu_read_lock_sched_held+0x12/0x60
[12594.212562]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12594.212738]  ? do_sys_openat2+0x5e/0x140
[12594.212894]  ? kmem_cache_free+0x111/0x510
[12594.213065]  ? __x64_sys_ioctl+0x80/0xb0
[12594.213209]  __x64_sys_ioctl+0x80/0xb0
[12594.213359]  do_syscall_64+0x38/0x90
[12594.213504]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12594.213664] RIP: 0033:0x7f86f51e44cb
[12594.213800] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12594.214279] RSP: 002b:00007ffcc5763998 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12594.214538] RAX: ffffffffffffffda RBX: 00007ffcc57649e0 RCX: 00007f86f51e44cb
[12594.214744] RDX: 00007ffcc57639a0 RSI: 0000000050009418 RDI: 0000000000000003
[12594.214950] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffcc5765526
[12594.215149] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12594.215358] R13: 00007ffcc57639a0 R14: 00000000004063d0 R15: 00007f86f50e96c8
[12594.215556]  
[12594.215685] irq event stamp: 0
[12594.215821] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12594.216005] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12594.216262] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12594.216510] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12594.216693] ---[ end trace b600c386fb5e13ed ]---
[12594.216934] ------------[ cut here ]------------
[12594.217104] WARNING: CPU: 1 PID: 2350214 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12594.217383] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12594.218802] CPU: 1 PID: 2350214 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12594.219071] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12594.219324] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12594.219495] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12594.219684] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[12594.219966] RSP: 0018:ffffa9d4c484f988 EFLAGS: 00010202
[12594.219968] RAX: 000000000000000d RBX: ffff8a872fec7000 RCX: 0000000000000000
[12594.219969] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12594.219970] RBP: ffff8a861e31bdc0 R08: ffff8a870215a710 R09: 0000000000000000
[12594.221016] R10: ffff8a870215a888 R11: ffff8a8705ac0208 R12: ffff8a8749b11dd0
[12594.221219] R13: ffff8a876c5efc00 R14: ffff8a870215a618 R15: ffff8a870215a6c0
[12594.221412] FS:  00007f86f50e9740(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[12594.221654] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12594.221862] CR2: 00007f2a8975fb90 CR3: 0000000109610003 CR4: 0000000000370ee0
[12594.222065] Call Trace:
[12594.222187]  
[12594.222300]  ? __mutex_lock+0x80/0x8a0
[12594.222444]  ? __mutex_lock+0xda/0x8a0
[12594.222586]  ? rcu_read_lock_sched_held+0x12/0x60
[12594.222740]  ? lock_release+0x1f0/0x2d0
[12594.222895]  btrfs_run_delayed_refs+0x86/0x210
[12594.223050]  ? __mutex_unlock_slowpath+0x35/0x260
[12594.223213]  btrfs_start_dirty_block_groups+0x2af/0x540
[12594.223377]  btrfs_commit_transaction+0x85e/0xad0
[12594.223531]  ? _raw_spin_unlock+0x29/0x40
[12594.223677]  ? btrfs_block_rsv_release+0x173/0x1e0
[12594.223848]  create_subvol+0x567/0x9a0
[12594.223993]  btrfs_mksubvol+0x447/0x4c0
[12594.224139]  ? preempt_count_add+0x49/0xa0
[12594.224318]  __btrfs_ioctl_snap_create+0x123/0x190
[12594.224487]  ? _copy_from_user+0x65/0xa0
[12594.224632]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12594.224788]  btrfs_ioctl+0x105/0x3160
[12594.224941]  ? rcu_read_lock_sched_held+0x12/0x60
[12594.225111]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12594.225285]  ? do_sys_openat2+0x5e/0x140
[12594.225429]  ? kmem_cache_free+0x111/0x510
[12594.225577]  ? __x64_sys_ioctl+0x80/0xb0
[12594.225721]  __x64_sys_ioctl+0x80/0xb0
[12594.225871]  do_syscall_64+0x38/0x90
[12594.226010]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12594.226177] RIP: 0033:0x7f86f51e44cb
[12594.226318] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12594.226780] RSP: 002b:00007ffcc5763998 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12594.227061] RAX: ffffffffffffffda RBX: 00007ffcc57649e0 RCX: 00007f86f51e44cb
[12594.227254] RDX: 00007ffcc57639a0 RSI: 0000000050009418 RDI: 0000000000000003
[12594.227447] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffcc5765526
[12594.227666] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12594.227874] R13: 00007ffcc57639a0 R14: 00000000004063d0 R15: 00007f86f50e96c8
[12594.228103]  
[12594.228217] irq event stamp: 0
[12594.228346] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12594.228533] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12594.228801] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12594.229067] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12594.229250] ---[ end trace b600c386fb5e13ee ]---
[12594.229763] ------------[ cut here ]------------
[12594.229956] WARNING: CPU: 1 PID: 2350214 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12594.230242] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12594.231638] CPU: 1 PID: 2350214 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12594.231900] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12594.232166] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12594.232367] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12594.232850] RSP: 0018:ffffa9d4c484f988 EFLAGS: 00010202
[12594.233017] RAX: 000000000000000d RBX: ffff8a872fec7000 RCX: 0000000000000000
[12594.233218] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12594.233413] RBP: ffff8a861e31b5e0 R08: ffff8a870215a5d8 R09: 0000000000000000
[12594.242132] R10: ffff8a870215a618 R11: ffff8a8705ac0208 R12: ffff8a8749b11d00
[12594.242354] R13: ffff8a876c5efc00 R14: ffff8a870215a4e0 R15: ffff8a870215a588
[12594.242438] BTRFS warning (device dm-11): direct IO failed ino 1785 rw 0,0 sector 0x21ce18 len 4096 err no 10
[12594.242561] FS:  00007f86f50e9740(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[12594.243202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12594.243391] CR2: 00007f1986393421 CR3: 0000000109610003 CR4: 0000000000370ee0
[12594.243706] Call Trace:
[12594.243893]  
[12594.244036]  btrfs_run_delayed_refs+0x86/0x210
[12594.244224]  ? __mutex_unlock_slowpath+0x35/0x260
[12594.244385]  btrfs_start_dirty_block_groups+0x2af/0x540
[12594.244556]  btrfs_commit_transaction+0x85e/0xad0
[12594.244961]  ? _raw_spin_unlock+0x29/0x40
[12594.245118]  ? btrfs_block_rsv_release+0x173/0x1e0
[12594.245404]  create_subvol+0x567/0x9a0
[12594.245665]  btrfs_mksubvol+0x447/0x4c0
[12594.245908]  ? preempt_count_add+0x49/0xa0
[12594.246070]  __btrfs_ioctl_snap_create+0x123/0x190
[12594.246294]  ? _copy_from_user+0x65/0xa0
[12594.246530]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12594.246740]  btrfs_ioctl+0x105/0x3160
[12594.246955]  ? rcu_read_lock_sched_held+0x12/0x60
[12594.247120]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12594.247323]  ? do_sys_openat2+0x5e/0x140
[12594.247575]  ? kmem_cache_free+0x111/0x510
[12594.247882]  ? __x64_sys_ioctl+0x80/0xb0
[12594.248103]  __x64_sys_ioctl+0x80/0xb0
[12594.248460]  do_syscall_64+0x38/0x90
[12594.248697]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12594.248948] RIP: 0033:0x7f86f51e44cb
[12594.249159] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12594.249849] RSP: 002b:00007ffcc5763998 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12594.250195] RAX: ffffffffffffffda RBX: 00007ffcc57649e0 RCX: 00007f86f51e44cb
[12594.250479] RDX: 00007ffcc57639a0 RSI: 0000000050009418 RDI: 0000000000000003
[12594.250756] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffcc5765526
[12594.251046] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12594.251322] R13: 00007ffcc57639a0 R14: 00000000004063d0 R15: 00007f86f50e96c8
[12594.251588]  
[12594.251752] irq event stamp: 0
[12594.251956] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12594.252223] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12594.252579] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12594.252965] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12594.253227] ---[ end trace b600c386fb5e13ef ]---
[12594.253514] ------------[ cut here ]------------
[12594.253732] WARNING: CPU: 1 PID: 2350214 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12594.254165] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12594.256146] CPU: 1 PID: 2350214 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12594.256496] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12594.256873] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12594.257134] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12594.257780] RSP: 0018:ffffa9d4c484f988 EFLAGS: 00010202
[12594.258023] RAX: 000000000000000d RBX: ffff8a872fec7000 RCX: 0000000000000000
[12594.258302] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12594.258568] RBP: ffff8a861e31b860 R08: ffff8a870215a230 R09: 0000000000000000
[12594.258869] R10: ffff8a870215a4e0 R11: ffff8a8705ac0208 R12: ffff8a8749b118f0
[12594.259151] R13: ffff8a876c5efc00 R14: ffff8a870215a138 R15: ffff8a870215a1e0
[12594.259426] FS:  00007f86f50e9740(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[12594.259826] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12594.260074] CR2: 00007f1986393421 CR3: 0000000109610003 CR4: 0000000000370ee0
[12594.260360] Call Trace:
[12594.260533]  
[12594.260702]  btrfs_run_delayed_refs+0x86/0x210
[12594.260932]  ? __mutex_unlock_slowpath+0x35/0x260
[12594.261169]  btrfs_start_dirty_block_groups+0x2af/0x540
[12594.261414]  btrfs_commit_transaction+0x85e/0xad0
[12594.261638]  ? _raw_spin_unlock+0x29/0x40
[12594.261864]  ? btrfs_block_rsv_release+0x173/0x1e0
[12594.262098]  create_subvol+0x567/0x9a0
[12594.262317]  btrfs_mksubvol+0x447/0x4c0
[12594.262524]  ? preempt_count_add+0x49/0xa0
[12594.262738]  __btrfs_ioctl_snap_create+0x123/0x190
[12594.262986]  ? _copy_from_user+0x65/0xa0
[12594.263202]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12594.263440]  btrfs_ioctl+0x105/0x3160
[12594.263648]  ? rcu_read_lock_sched_held+0x12/0x60
[12594.263918]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12594.264755]  ? do_sys_openat2+0x5e/0x140
[12594.264984]  ? kmem_cache_free+0x111/0x510
[12594.265204]  ? __x64_sys_ioctl+0x80/0xb0
[12594.265417]  __x64_sys_ioctl+0x80/0xb0
[12594.265624]  do_syscall_64+0x38/0x90
[12594.265837]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12594.266077] RIP: 0033:0x7f86f51e44cb
[12594.266282] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12594.266958] RSP: 002b:00007ffcc5763998 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12594.267308] RAX: ffffffffffffffda RBX: 00007ffcc57649e0 RCX: 00007f86f51e44cb
[12594.267593] RDX: 00007ffcc57639a0 RSI: 0000000050009418 RDI: 0000000000000003
[12594.267887] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffcc5765526
[12594.268170] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12594.268448] R13: 00007ffcc57639a0 R14: 00000000004063d0 R15: 00007f86f50e96c8
[12594.268730]  
[12594.268908] irq event stamp: 0
[12594.269102] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12594.269367] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12594.269728] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12594.270109] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12594.270357] ---[ end trace b600c386fb5e13f0 ]---
[12594.270784] ------------[ cut here ]------------
[12594.271013] WARNING: CPU: 1 PID: 2350214 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12594.271415] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12594.273384] CPU: 1 PID: 2350214 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12594.273750] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12594.274135] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12594.274381] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12594.275047] RSP: 0018:ffffa9d4c484f988 EFLAGS: 00010202
[12594.275286] RAX: 000000000000000d RBX: ffff8a872fec7000 RCX: 0000000000000000
[12594.275558] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12594.275852] RBP: 0000000000000000 R08: ffff8a870215aaa8 R09: 0000000000000000
[12594.276136] R10: ffff8a870215a138 R11: ffff8a8705ac0208 R12: ffff8a8724bf5930
[12594.276414] R13: ffff8a876c5efc00 R14: ffff8a870215a9c0 R15: ffff8a870215aa68
[12594.276693] FS:  00007f86f50e9740(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[12594.277073] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12594.277312] CR2: 00007f1986393421 CR3: 0000000109610003 CR4: 0000000000370ee0
[12594.277588] Call Trace:
[12594.277765]  
[12594.277953]  btrfs_run_delayed_refs+0x86/0x210
[12594.278171]  ? __mutex_unlock_slowpath+0x35/0x260
[12594.278388]  btrfs_start_dirty_block_groups+0x2af/0x540
[12594.278627]  btrfs_commit_transaction+0x85e/0xad0
[12594.278870]  ? _raw_spin_unlock+0x29/0x40
[12594.279080]  ? btrfs_block_rsv_release+0x173/0x1e0
[12594.279306]  create_subvol+0x567/0x9a0
[12594.279518]  btrfs_mksubvol+0x447/0x4c0
[12594.279724]  ? preempt_count_add+0x49/0xa0
[12594.279952]  __btrfs_ioctl_snap_create+0x123/0x190
[12594.280187]  ? _copy_from_user+0x65/0xa0
[12594.280401]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12594.280622]  btrfs_ioctl+0x105/0x3160
[12594.280832]  ? rcu_read_lock_sched_held+0x12/0x60
[12594.281106]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12594.281293]  ? do_sys_openat2+0x5e/0x140
[12594.281464]  ? kmem_cache_free+0x111/0x510
[12594.281610]  ? __x64_sys_ioctl+0x80/0xb0
[12594.281756]  __x64_sys_ioctl+0x80/0xb0
[12594.281913]  do_syscall_64+0x38/0x90
[12594.282084]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12594.282248] RIP: 0033:0x7f86f51e44cb
[12594.282388] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12594.288463] RSP: 002b:00007ffcc5763998 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12594.288710] RAX: ffffffffffffffda RBX: 00007ffcc57649e0 RCX: 00007f86f51e44cb
[12594.288914] RDX: 00007ffcc57639a0 RSI: 0000000050009418 RDI: 0000000000000003
[12594.289111] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffcc5765526
[12594.289304] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12594.289496] R13: 00007ffcc57639a0 R14: 00000000004063d0 R15: 00007f86f50e96c8
[12594.289695]  
[12594.289807] irq event stamp: 0
[12594.289948] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12594.290133] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12594.290380] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12594.290634] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12594.290823] ---[ end trace b600c386fb5e13f1 ]---
[12594.291015] ------------[ cut here ]------------
[12594.291176] WARNING: CPU: 1 PID: 2350214 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[12594.291456] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg intel_rapl_common joydev snd_hda_codec i2c_i801 i2c_smbus snd_hwdep snd_hda_core snd_pcm snd_timer snd soundcore lpc_ich virtio_balloon zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[12594.292859] CPU: 1 PID: 2350214 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[12594.293115] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[12594.293371] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[12594.293542] Code: 8b 54 24 08 45 85 d2 0f 85 de 01 00 00 48 85 ed 0f 84 39 f8 ff ff 48 8b 3d aa ac d5 02 48 89 ee e8 12 c3 e3 ff e9 25 f8 ff ff <0f> 0b e9 11 f7 ff ff 65 ff 05 3f 98 a6 62 48 8b 05 58 b5 85 01 e8
[12594.294008] RSP: 0018:ffffa9d4c484f988 EFLAGS: 00010202
[12594.294960] RAX: 000000000000000d RBX: ffff8a872fec7000 RCX: 0000000000000000
[12594.295252] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[12594.295534] RBP: 0000000000000000 R08: ffff8a870215a0f8 R09: 0000000000000000
[12594.295836] R10: ffff8a870215a9c0 R11: ffff8a8705ac2208 R12: ffff8a8724bf5ee0
[12594.296117] R13: ffff8a876c5efc00 R14: ffff8a870215a000 R15: ffff8a870215a0a8
[12594.296395] FS:  00007f86f50e9740(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[12594.296755] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12594.297020] CR2: 00007f1986393421 CR3: 0000000109610003 CR4: 0000000000370ee0
[12594.297311] Call Trace:
[12594.297489]  
[12594.297663]  btrfs_run_delayed_refs+0x86/0x210
[12594.297906]  ? __mutex_unlock_slowpath+0x35/0x260
[12594.298145]  btrfs_start_dirty_block_groups+0x2af/0x540
[12594.298386]  btrfs_commit_transaction+0x85e/0xad0
[12594.298618]  ? _raw_spin_unlock+0x29/0x40
[12594.298847]  ? btrfs_block_rsv_release+0x173/0x1e0
[12594.299114]  create_subvol+0x567/0x9a0
[12594.299338]  btrfs_mksubvol+0x447/0x4c0
[12594.299556]  ? preempt_count_add+0x49/0xa0
[12594.299784]  __btrfs_ioctl_snap_create+0x123/0x190
[12594.300058]  ? _copy_from_user+0x65/0xa0
[12594.300269]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[12594.300498]  btrfs_ioctl+0x105/0x3160
[12594.300707]  ? rcu_read_lock_sched_held+0x12/0x60
[12594.300954]  ? slab_free_freelist_hook.constprop.0+0x5e/0x130
[12594.301206]  ? do_sys_openat2+0x5e/0x140
[12594.301415]  ? kmem_cache_free+0x111/0x510
[12594.301634]  ? __x64_sys_ioctl+0x80/0xb0
[12594.301864]  __x64_sys_ioctl+0x80/0xb0
[12594.302073]  do_syscall_64+0x38/0x90
[12594.302275]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[12594.302514] RIP: 0033:0x7f86f51e44cb
[12594.302720] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[12594.303397] RSP: 002b:00007ffcc5763998 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[12594.303749] RAX: ffffffffffffffda RBX: 00007ffcc57649e0 RCX: 00007f86f51e44cb
[12594.304040] RDX: 00007ffcc57639a0 RSI: 0000000050009418 RDI: 0000000000000003
[12594.304312] RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffcc5765526
[12594.304585] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
[12594.304863] R13: 00007ffcc57639a0 R14: 00000000004063d0 R15: 00007f86f50e96c8
[12594.305144]  
[12594.305304] irq event stamp: 0
[12594.305469] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[12594.305722] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[12594.306096] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[12594.306461] softirqs last disabled at (0): [<0000000000000000>] 0x0
[12594.306717] ---[ end trace b600c386fb5e13f2 ]---
[12594.306984] BTRFS warning (device dm-11): Skipping commit of aborted transaction.
[12594.370420] BTRFS info (device dm-11): flagging fs with big metadata feature
[12594.370696] BTRFS info (device dm-11): turning on async discard
[12594.370923] BTRFS info (device dm-11): disk space caching is enabled
[12594.371166] BTRFS info (device dm-11): has skinny extents
[12594.383461] BTRFS warning (device dm-11): block group 298844160 has wrong amount of free space
[12594.383885] BTRFS warning (device dm-11): failed to load free space cache for block group 298844160, rebuilding it now
[12596.434641] BTRFS warning (device dm-11): lost page write due to IO error on /dev/mapper/error-test (-5)
[12596.435598] BTRFS warning (device dm-11): lost page write due to IO error on /dev/mapper/error-test (-5)
[12596.436602] BTRFS error (device dm-11): error writing primary super block to device 1
[12596.437274] BTRFS: error (device dm-11) in write_all_supers:4391: errno=-5 IO failure (1 errors while writing supers)
[12596.437989] BTRFS info (device dm-11): forced readonly
[12596.438390] BTRFS warning (device dm-11): Skipping commit of aborted transaction.
[12596.438964] BTRFS: error (device dm-11) in cleanup_transaction:1913: errno=-5 IO failure
[12596.442825] BTRFS: error (device dm-11) in btrfs_sync_log:3349: errno=-5 IO failure
[12596.444374] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[12596.444914] BTRFS warning (device dm-11): Skipping commit of aborted transaction.
[12596.445528] BTRFS: error (device dm-11) in cleanup_transaction:1913: errno=-5 IO failure
[12596.543844] BTRFS info (device dm-11): flagging fs with big metadata feature
[12596.544075] BTRFS info (device dm-11): turning on async discard
[12596.544256] BTRFS info (device dm-11): disk space caching is enabled
[12596.544438] BTRFS info (device dm-11): has skinny extents
[12596.547317] BTRFS info (device dm-11): start tree-log replay
[12598.683487] BTRFS warning (device dm-11): lost page write due to IO error on /dev/mapper/error-test (-5)
[12598.683934] btrfs_dev_stat_print_on_error: 110 callbacks suppressed
[12598.683936] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 1, rd 0, flush 0, corrupt 0, gen 0
[12598.684599] BTRFS warning (device dm-11): lost page write due to IO error on /dev/mapper/error-test (-5)
[12598.684998] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 2, rd 0, flush 0, corrupt 0, gen 0
[12598.685820] BTRFS error (device dm-11): error writing primary super block to device 1
[12598.686182] BTRFS: error (device dm-11) in write_all_supers:4391: errno=-5 IO failure (1 errors while writing supers)
[12598.686598] BTRFS info (device dm-11): forced readonly
[12598.686861] BTRFS warning (device dm-11): Skipping commit of aborted transaction.
[12598.687206] BTRFS: error (device dm-11) in cleanup_transaction:1913: errno=-5 IO failure
[12598.689289] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 2, rd 1, flush 0, corrupt 0, gen 0
[12598.689719] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 2, rd 2, flush 0, corrupt 0, gen 0
[12598.690184] BTRFS warning (device dm-11): direct IO failed ino 1664 rw 0,0 sector 0x23dd28 len 4096 err no 10
[12598.690190] BTRFS warning (device dm-11): direct IO failed ino 1664 rw 0,0 sector 0x23dd30 len 4096 err no 10
[12598.690703] BTRFS warning (device dm-11): Skipping commit of aborted transaction.
[12598.691006] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[12598.691278] BTRFS: error (device dm-11) in cleanup_transaction:1913: errno=-5 IO failure
[12598.692928] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 3, rd 2, flush 0, corrupt 0, gen 0
[12598.693267] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 4, rd 2, flush 0, corrupt 0, gen 0
[12598.693329] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 4, rd 3, flush 0, corrupt 0, gen 0
[12598.693572] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 5, rd 3, flush 0, corrupt 0, gen 0
[12598.693996] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 5, rd 4, flush 0, corrupt 0, gen 0
[12598.694291] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 6, rd 4, flush 0, corrupt 0, gen 0
[12598.694980] BTRFS warning (device dm-11): direct IO failed ino 283 rw 0,0 sector 0x246870 len 4096 err no 10
[12598.695003] BTRFS warning (device dm-11): direct IO failed ino 283 rw 0,0 sector 0x246878 len 4096 err no 10
[12598.709484] BTRFS warning (device dm-11): direct IO failed ino 283 rw 0,0 sector 0x246870 len 4096 err no 10
[12598.709961] BTRFS warning (device dm-11): direct IO failed ino 1950 rw 0,0 sector 0x248958 len 4096 err no 10
[12598.709970] BTRFS warning (device dm-11): direct IO failed ino 1950 rw 0,0 sector 0x216ca0 len 4096 err no 10
[12598.834467] BTRFS info (device dm-11): flagging fs with big metadata feature
[12598.834690] BTRFS info (device dm-11): turning on async discard
[12598.834893] BTRFS info (device dm-11): disk space caching is enabled
[12598.835083] BTRFS info (device dm-11): has skinny extents
[12598.847491] BTRFS warning (device dm-11): block group 298844160 has wrong amount of free space
[12598.847835] BTRFS warning (device dm-11): failed to load free space cache for block group 298844160, rebuilding it now
[12599.890014] BTRFS: error (device dm-11) in btrfs_commit_transaction:2310: errno=-5 IO failure (Error while writing out transaction)
[12599.890352] BTRFS info (device dm-11): forced readonly
[12599.890516] BTRFS warning (device dm-11): Skipping commit of aborted transaction.
[12599.890751] BTRFS: error (device dm-11) in cleanup_transaction:1913: errno=-5 IO failure
[12599.892076] btrfs_lookup_bio_sums: 8 callbacks suppressed
[12599.892078] BTRFS warning (device dm-11): csum hole found for disk bytenr range [968040448, 968044544)
[12599.892543] BTRFS warning (device dm-11): direct IO failed ino 263 rw 0,0 sector 0x251990 len 4096 err no 10
[12599.893752] BTRFS warning (device dm-11): csum hole found for disk bytenr range [966905856, 966909952)
[12599.893867] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[12599.894071] BTRFS warning (device dm-11): direct IO failed ino 1987 rw 0,0 sector 0x2510e8 len 4096 err no 10
[12599.910998] BTRFS warning (device dm-11): csum hole found for disk bytenr range [968278016, 968282112)
[12599.911327] BTRFS warning (device dm-11): direct IO failed ino 265 rw 0,0 sector 0x251b60 len 4096 err no 10
[12599.911925] BTRFS warning (device dm-11): csum hole found for disk bytenr range [960012288, 960016384)
[12599.912297] BTRFS warning (device dm-11): direct IO failed ino 1982 rw 0,0 sector 0x24dc50 len 4096 err no 10
[12599.986988] BTRFS info (device dm-11): flagging fs with big metadata feature
[12599.987217] BTRFS info (device dm-11): turning on async discard
[12599.987395] BTRFS info (device dm-11): disk space caching is enabled
[12599.987575] BTRFS info (device dm-11): has skinny extents
[12600.002159] BTRFS warning (device dm-11): block group 298844160 has wrong amount of free space
[12600.002439] BTRFS warning (device dm-11): failed to load free space cache for block group 298844160, rebuilding it now