[31534.572831] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.573108] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.573362] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.573555] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.573743] 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
[31534.574204] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.574369] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.574569] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.574778] RBP: 0000000000000000 R08: ffff8a8704857838 R09: 0000000000000000
[31534.574983] R10: ffff8a8704274a00 R11: 0000000000000002 R12: ffff8a8704855460
[31534.575179] R13: ffff8a8706365120 R14: ffff8a8704857750 R15: ffff8a87048577f8
[31534.575391] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.575651] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.575834] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.576094] Call Trace:
[31534.576274]  
[31534.576442]  ? lock_release+0x1f0/0x2d0
[31534.576677]  ? _raw_spin_unlock+0x29/0x40
[31534.576902]  ? join_transaction+0x12a/0x490
[31534.577122]  btrfs_run_delayed_refs+0x86/0x210
[31534.577351]  flush_space+0x3c8/0x5f0
[31534.577557]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.577807]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.578042]  ? lock_release+0x1f0/0x2d0
[31534.578241]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.578446]  process_one_work+0x270/0x5a0
[31534.578594]  worker_thread+0x55/0x3c0
[31534.578746]  ? process_one_work+0x5a0/0x5a0
[31534.578901]  kthread+0x174/0x1a0
[31534.579035]  ? set_kthread_struct+0x40/0x40
[31534.579185]  ret_from_fork+0x1f/0x30
[31534.579327]  
[31534.579450] irq event stamp: 0
[31534.579581] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.579774] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.580027] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.580280] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.580468] ---[ end trace b600c386fb5e208e ]---
[31534.580677] ------------[ cut here ]------------
[31534.580840] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.581116] 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
[31534.582520] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.582796] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.583058] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.583249] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.583415] 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
[31534.583888] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.584055] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.584249] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.584455] RBP: 0000000000000000 R08: ffff8a8704a69f88 R09: 0000000000000000
[31534.584660] R10: ffff8a8704857701 R11: 0000000000000002 R12: ffff8a8704a6a4d0
[31534.584862] R13: ffff8a8706365120 R14: ffff8a8704a69ea0 R15: ffff8a8704a69f48
[31534.585055] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.585299] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.585494] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.585721] Call Trace:
[31534.585851]  
[31534.585965]  ? lock_release+0x1f0/0x2d0
[31534.586109]  ? _raw_spin_unlock+0x29/0x40
[31534.586253]  ? join_transaction+0x12a/0x490
[31534.586412]  btrfs_run_delayed_refs+0x86/0x210
[31534.586568]  flush_space+0x3c8/0x5f0
[31534.586721]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.586880]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.587036]  ? lock_release+0x1f0/0x2d0
[31534.587181]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.587359]  process_one_work+0x270/0x5a0
[31534.587507]  worker_thread+0x55/0x3c0
[31534.587658]  ? process_one_work+0x5a0/0x5a0
[31534.587816]  kthread+0x174/0x1a0
[31534.587963]  ? set_kthread_struct+0x40/0x40
[31534.588121]  ret_from_fork+0x1f/0x30
[31534.588316]  
[31534.588481] irq event stamp: 0
[31534.588679] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.588948] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.589318] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.589693] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.589960] ---[ end trace b600c386fb5e208f ]---
[31534.590220] ------------[ cut here ]------------
[31534.590390] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.590679] 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
[31534.599104] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.599370] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.599632] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.600661] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.600927] 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
[31534.601468] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.601645] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.601849] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.602044] RBP: 0000000000000000 R08: ffff8a8704857970 R09: 0000000000000000
[31534.602242] R10: ffff8a8704a69e00 R11: 0000000000000002 R12: ffff8a8704855ee0
[31534.602443] R13: ffff8a8706365120 R14: ffff8a8704857888 R15: ffff8a8704857930
[31534.602653] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.602908] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.603080] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.603276] Call Trace:
[31534.603403]  
[31534.603518]  ? lock_release+0x1f0/0x2d0
[31534.603674]  ? _raw_spin_unlock+0x29/0x40
[31534.603830]  ? join_transaction+0x12a/0x490
[31534.603979]  btrfs_run_delayed_refs+0x86/0x210
[31534.604133]  flush_space+0x3c8/0x5f0
[31534.604274]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.604435]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.604592]  ? lock_release+0x1f0/0x2d0
[31534.604747]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.604931]  process_one_work+0x270/0x5a0
[31534.605079]  worker_thread+0x55/0x3c0
[31534.605215]  ? process_one_work+0x5a0/0x5a0
[31534.605372]  kthread+0x174/0x1a0
[31534.605508]  ? set_kthread_struct+0x40/0x40
[31534.605670]  ret_from_fork+0x1f/0x30
[31534.605817]  
[31534.605930] irq event stamp: 0
[31534.606060] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.606239] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.606532] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.606803] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.606986] ---[ end trace b600c386fb5e2090 ]---
[31534.607178] ------------[ cut here ]------------
[31534.607336] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.607633] 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
[31534.609085] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.609460] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.609854] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.610128] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.610371] 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
[31534.611049] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.611290] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.611506] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.611715] RBP: 0000000000000000 R08: ffff8a8704857aa8 R09: 0000000000000000
[31534.611915] R10: ffff8a8704857800 R11: 0000000000000002 R12: ffff8a87048552a0
[31534.612108] R13: ffff8a8706365120 R14: ffff8a87048579c0 R15: ffff8a8704857a68
[31534.612307] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.612620] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.612875] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.613159] Call Trace:
[31534.613336]  
[31534.613501]  ? lock_release+0x1f0/0x2d0
[31534.613726]  ? _raw_spin_unlock+0x29/0x40
[31534.613946]  ? join_transaction+0x12a/0x490
[31534.614163]  btrfs_run_delayed_refs+0x86/0x210
[31534.614381]  flush_space+0x3c8/0x5f0
[31534.614582]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.614820]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.615045]  ? lock_release+0x1f0/0x2d0
[31534.615215]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.615407]  process_one_work+0x270/0x5a0
[31534.615597]  worker_thread+0x55/0x3c0
[31534.615816]  ? process_one_work+0x5a0/0x5a0
[31534.616034]  kthread+0x174/0x1a0
[31534.616228]  ? set_kthread_struct+0x40/0x40
[31534.616444]  ret_from_fork+0x1f/0x30
[31534.616662]  
[31534.616821] irq event stamp: 0
[31534.617005] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.617262] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.617647] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.618013] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.618209] ---[ end trace b600c386fb5e2091 ]---
[31534.618415] ------------[ cut here ]------------
[31534.618573] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.618870] 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
[31534.620264] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.620521] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.620792] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.620987] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.621191] 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
[31534.621902] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.622154] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.622437] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.622736] RBP: 0000000000000000 R08: ffff8a87569fd838 R09: 0000000000000000
[31534.623035] R10: ffff8a8704857900 R11: 0000000000000002 R12: ffff8a87569fc620
[31534.623322] R13: ffff8a8706365120 R14: ffff8a87569fd750 R15: ffff8a87569fd7f8
[31534.623618] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.623990] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.624252] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.624540] Call Trace:
[31534.624722]  
[31534.624906]  ? lock_release+0x1f0/0x2d0
[31534.625127]  ? _raw_spin_unlock+0x29/0x40
[31534.625341]  ? join_transaction+0x12a/0x490
[31534.625564]  btrfs_run_delayed_refs+0x86/0x210
[31534.625816]  flush_space+0x3c8/0x5f0
[31534.626028]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.626249]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.626488]  ? lock_release+0x1f0/0x2d0
[31534.626724]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.626981]  process_one_work+0x270/0x5a0
[31534.627201]  worker_thread+0x55/0x3c0
[31534.627407]  ? process_one_work+0x5a0/0x5a0
[31534.627648]  kthread+0x174/0x1a0
[31534.627845]  ? set_kthread_struct+0x40/0x40
[31534.628067]  ret_from_fork+0x1f/0x30
[31534.628280]  
[31534.628453] irq event stamp: 0
[31534.628660] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.628941] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.629325] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.629714] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.630860] ---[ end trace b600c386fb5e2092 ]---
[31534.631148] ------------[ cut here ]------------
[31534.631378] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.631739] 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
[31534.633154] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.633430] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.633697] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.633898] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.634072] 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
[31534.640049] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.640218] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.640421] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.640630] RBP: 0000000000000000 R08: ffff8a87271f7f88 R09: 0000000000000000
[31534.640832] R10: ffff8a87569fd700 R11: 0000000000000002 R12: ffff8a8736316d20
[31534.641029] R13: ffff8a8706365120 R14: ffff8a87271f7ea0 R15: ffff8a87271f7f48
[31534.641223] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.641476] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.641661] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.641866] Call Trace:
[31534.641986]  
[31534.642101]  ? lock_release+0x1f0/0x2d0
[31534.642246]  ? _raw_spin_unlock+0x29/0x40
[31534.642402]  ? join_transaction+0x12a/0x490
[31534.642552]  btrfs_run_delayed_refs+0x86/0x210
[31534.642715]  flush_space+0x3c8/0x5f0
[31534.642862]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.643026]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.643182]  ? lock_release+0x1f0/0x2d0
[31534.643324]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.643498]  process_one_work+0x270/0x5a0
[31534.643660]  worker_thread+0x55/0x3c0
[31534.643815]  ? process_one_work+0x5a0/0x5a0
[31534.643963]  kthread+0x174/0x1a0
[31534.644098]  ? set_kthread_struct+0x40/0x40
[31534.644245]  ret_from_fork+0x1f/0x30
[31534.644384]  
[31534.644499] irq event stamp: 0
[31534.644641] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.644827] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.645077] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.645326] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.645504] ---[ end trace b600c386fb5e2093 ]---
[31534.645704] ------------[ cut here ]------------
[31534.645867] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.646141] 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
[31534.647546] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.647819] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.648079] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.648269] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.648438] 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
[31534.648914] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.649081] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.649277] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.649470] RBP: 0000000000000000 R08: ffff8a87054665c8 R09: 0000000000000000
[31534.649675] R10: ffff8a87271f7e00 R11: 0000000000000002 R12: ffff8a8705465700
[31534.649873] R13: ffff8a8706365120 R14: ffff8a87054664e0 R15: ffff8a8705466588
[31534.650067] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.650311] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.650483] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.650693] Call Trace:
[31534.650815]  
[31534.650930]  ? lock_release+0x1f0/0x2d0
[31534.651077]  ? _raw_spin_unlock+0x29/0x40
[31534.651221]  ? join_transaction+0x12a/0x490
[31534.651371]  btrfs_run_delayed_refs+0x86/0x210
[31534.651523]  flush_space+0x3c8/0x5f0
[31534.651676]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.651833]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.651990]  ? lock_release+0x1f0/0x2d0
[31534.652138]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.652311]  process_one_work+0x270/0x5a0
[31534.652455]  worker_thread+0x55/0x3c0
[31534.652593]  ? process_one_work+0x5a0/0x5a0
[31534.652755]  kthread+0x174/0x1a0
[31534.652926]  ? set_kthread_struct+0x40/0x40
[31534.653074]  ret_from_fork+0x1f/0x30
[31534.653232]  
[31534.653352] irq event stamp: 0
[31534.653479] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.653677] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.653940] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.654189] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.654374] ---[ end trace b600c386fb5e2094 ]---
[31534.654557] ------------[ cut here ]------------
[31534.654725] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.655011] 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
[31534.656419] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.656710] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.657050] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.657324] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.657572] 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
[31534.658259] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.658495] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.658787] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.659070] RBP: 0000000000000000 R08: ffff8a8705464838 R09: 0000000000000000
[31534.659273] R10: ffff8a8705466400 R11: 0000000000000002 R12: ffff8a87054653f0
[31534.659471] R13: ffff8a8706365120 R14: ffff8a8705464750 R15: ffff8a87054647f8
[31534.659678] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.660741] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.660994] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.661277] Call Trace:
[31534.661451]  
[31534.661637]  ? lock_release+0x1f0/0x2d0
[31534.661851]  ? _raw_spin_unlock+0x29/0x40
[31534.662064]  ? join_transaction+0x12a/0x490
[31534.662286]  btrfs_run_delayed_refs+0x86/0x210
[31534.662511]  flush_space+0x3c8/0x5f0
[31534.662726]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.662950]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.663179]  ? lock_release+0x1f0/0x2d0
[31534.663392]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.663656]  process_one_work+0x270/0x5a0
[31534.663817]  worker_thread+0x55/0x3c0
[31534.663961]  ? process_one_work+0x5a0/0x5a0
[31534.664119]  kthread+0x174/0x1a0
[31534.664249]  ? set_kthread_struct+0x40/0x40
[31534.664403]  ret_from_fork+0x1f/0x30
[31534.664570]  
[31534.664738] irq event stamp: 0
[31534.664928] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.665192] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.665566] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.665949] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.666214] ---[ end trace b600c386fb5e2095 ]---
[31534.666493] ------------[ cut here ]------------
[31534.666731] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.667151] 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
[31534.668538] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.668816] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.669070] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.669268] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.669440] 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
[31534.669914] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.670078] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.670271] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.670484] RBP: 0000000000000000 R08: ffff8a87569fb970 R09: 0000000000000000
[31534.670784] R10: ffff8a8705464701 R11: 0000000000000002 R12: ffff8a87569f9700
[31534.671078] R13: ffff8a8706365120 R14: ffff8a87569fb888 R15: ffff8a87569fb930
[31534.671368] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.678091] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.678270] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.678477] Call Trace:
[31534.678617]  
[31534.678732]  ? lock_release+0x1f0/0x2d0
[31534.678886]  ? _raw_spin_unlock+0x29/0x40
[31534.679034]  ? join_transaction+0x12a/0x490
[31534.679182]  btrfs_run_delayed_refs+0x86/0x210
[31534.679340]  flush_space+0x3c8/0x5f0
[31534.679482]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.679643]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.679807]  ? lock_release+0x1f0/0x2d0
[31534.679955]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.680130]  process_one_work+0x270/0x5a0
[31534.680278]  worker_thread+0x55/0x3c0
[31534.680422]  ? process_one_work+0x5a0/0x5a0
[31534.680572]  kthread+0x174/0x1a0
[31534.680720]  ? set_kthread_struct+0x40/0x40
[31534.680875]  ret_from_fork+0x1f/0x30
[31534.681016]  
[31534.681131] irq event stamp: 0
[31534.681258] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.681443] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.681708] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.681964] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.682147] ---[ end trace b600c386fb5e2096 ]---
[31534.682340] ------------[ cut here ]------------
[31534.682501] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.682796] 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
[31534.684244] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.684511] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.684780] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.684979] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.685148] 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
[31534.685666] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.685903] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.686179] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.686458] RBP: 0000000000000000 R08: ffff8a8738453f88 R09: 0000000000000000
[31534.686753] R10: ffff8a87569fb801 R11: 0000000000000002 R12: ffff8a8738451c40
[31534.687036] R13: ffff8a8706365120 R14: ffff8a8738453ea0 R15: ffff8a8738453f48
[31534.687311] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.687666] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.687847] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.688043] Call Trace:
[31534.688159]  
[31534.688275]  ? lock_release+0x1f0/0x2d0
[31534.688427]  ? _raw_spin_unlock+0x29/0x40
[31534.688576]  ? join_transaction+0x12a/0x490
[31534.688771]  btrfs_run_delayed_refs+0x86/0x210
[31534.689002]  flush_space+0x3c8/0x5f0
[31534.689205]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.689424]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.689668]  ? lock_release+0x1f0/0x2d0
[31534.690854]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.691101]  process_one_work+0x270/0x5a0
[31534.691316]  worker_thread+0x55/0x3c0
[31534.691517]  ? process_one_work+0x5a0/0x5a0
[31534.691748]  kthread+0x174/0x1a0
[31534.691903]  ? set_kthread_struct+0x40/0x40
[31534.692059]  ret_from_fork+0x1f/0x30
[31534.692211]  
[31534.692330] irq event stamp: 0
[31534.692469] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.692720] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.693094] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.693458] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.693736] ---[ end trace b600c386fb5e2097 ]---
[31534.694014] ------------[ cut here ]------------
[31534.694193] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.694580] 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
[31534.696171] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.696434] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.696697] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.696898] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.697075] 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
[31534.697535] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.697710] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.697910] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.698100] RBP: 0000000000000000 R08: ffff8a870b5b60e8 R09: 0000000000000000
[31534.698293] R10: ffff8a8738453e01 R11: 0000000000000002 R12: ffff8a870b5b52a0
[31534.698490] R13: ffff8a8706365120 R14: ffff8a870b5b6000 R15: ffff8a870b5b60a8
[31534.698795] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.699170] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.699428] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.699732] Call Trace:
[31534.699915]  
[31534.700093]  ? lock_release+0x1f0/0x2d0
[31534.700305]  ? _raw_spin_unlock+0x29/0x40
[31534.700521]  ? join_transaction+0x12a/0x490
[31534.700763]  btrfs_run_delayed_refs+0x86/0x210
[31534.700981]  flush_space+0x3c8/0x5f0
[31534.701140]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.701293]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.701460]  ? lock_release+0x1f0/0x2d0
[31534.701620]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.701801]  process_one_work+0x270/0x5a0
[31534.701947]  worker_thread+0x55/0x3c0
[31534.702089]  ? process_one_work+0x5a0/0x5a0
[31534.702236]  kthread+0x174/0x1a0
[31534.702376]  ? set_kthread_struct+0x40/0x40
[31534.702526]  ret_from_fork+0x1f/0x30
[31534.702683]  
[31534.702804] irq event stamp: 0
[31534.702935] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.703118] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.703372] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.703639] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.703826] ---[ end trace b600c386fb5e2098 ]---
[31534.704016] ------------[ cut here ]------------
[31534.704169] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.704459] 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
[31534.705856] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.706123] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.706383] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.706575] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.706761] 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
[31534.707223] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.707393] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.707589] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.707802] RBP: 0000000000000000 R08: ffff8a8704857490 R09: 0000000000000000
[31534.708001] R10: ffff8a870b5b6001 R11: 0000000000000002 R12: ffff8a8704855150
[31534.708196] R13: ffff8a8706365120 R14: ffff8a87048573a8 R15: ffff8a8704857450
[31534.708414] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.708712] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.708892] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.709092] Call Trace:
[31534.709214]  
[31534.709331]  ? lock_release+0x1f0/0x2d0
[31534.709483]  ? _raw_spin_unlock+0x29/0x40
[31534.709644]  ? join_transaction+0x12a/0x490
[31534.709803]  btrfs_run_delayed_refs+0x86/0x210
[31534.717184]  flush_space+0x3c8/0x5f0
[31534.717390]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.717620]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.717853]  ? lock_release+0x1f0/0x2d0
[31534.718017]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.718198]  process_one_work+0x270/0x5a0
[31534.718363]  worker_thread+0x55/0x3c0
[31534.718506]  ? process_one_work+0x5a0/0x5a0
[31534.718736]  kthread+0x174/0x1a0
[31534.718896]  ? set_kthread_struct+0x40/0x40
[31534.719054]  ret_from_fork+0x1f/0x30
[31534.719240]  
[31534.719369] irq event stamp: 0
[31534.719523] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.719800] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.721008] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.721371] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.721613] ---[ end trace b600c386fb5e2099 ]---
[31534.721821] ------------[ cut here ]------------
[31534.721974] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.722254] 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
[31534.723660] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.723928] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.724186] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.724379] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.724552] 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
[31534.725075] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.725315] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.725598] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.725908] RBP: 0000000000000000 R08: ffff8a8704856700 R09: 0000000000000000
[31534.726169] R10: ffff8a8704857300 R11: 0000000000000002 R12: ffff8a8704855bd0
[31534.726385] R13: ffff8a8706365120 R14: ffff8a8704856618 R15: ffff8a87048566c0
[31534.726581] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.726852] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.727023] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.727219] Call Trace:
[31534.727342]  
[31534.727462]  ? lock_release+0x1f0/0x2d0
[31534.727619]  ? _raw_spin_unlock+0x29/0x40
[31534.727767]  ? join_transaction+0x12a/0x490
[31534.727925]  btrfs_run_delayed_refs+0x86/0x210
[31534.728080]  flush_space+0x3c8/0x5f0
[31534.728217]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.728374]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.728535]  ? lock_release+0x1f0/0x2d0
[31534.728692]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.728873]  process_one_work+0x270/0x5a0
[31534.729019]  worker_thread+0x55/0x3c0
[31534.729159]  ? process_one_work+0x5a0/0x5a0
[31534.729308]  kthread+0x174/0x1a0
[31534.729449]  ? set_kthread_struct+0x40/0x40
[31534.729595]  ret_from_fork+0x1f/0x30
[31534.729752]  
[31534.729874] irq event stamp: 0
[31534.730002] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.730185] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.730446] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.730707] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.730897] ---[ end trace b600c386fb5e209a ]---
[31534.731081] ------------[ cut here ]------------
[31534.731264] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.731572] 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
[31534.732993] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.733258] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.733514] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.733760] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.733980] 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
[31534.734664] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.734904] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.735180] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.735459] RBP: 0000000000000000 R08: ffff8a87569fb220 R09: 0000000000000000
[31534.735755] R10: ffff8a8704856600 R11: 0000000000000001 R12: ffff8a87569f95b0
[31534.736041] R13: ffff8a8706365120 R14: ffff8a87569fb138 R15: ffff8a87569fb1e0
[31534.736249] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.736500] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.736682] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.736884] Call Trace:
[31534.737015]  
[31534.737143]  ? lock_release+0x1f0/0x2d0
[31534.737334]  ? _raw_spin_unlock+0x29/0x40
[31534.737547]  ? join_transaction+0x12a/0x490
[31534.737780]  btrfs_run_delayed_refs+0x86/0x210
[31534.738002]  flush_space+0x3c8/0x5f0
[31534.738201]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.738421]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.738666]  ? lock_release+0x1f0/0x2d0
[31534.738879]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.739124]  process_one_work+0x270/0x5a0
[31534.739340]  worker_thread+0x55/0x3c0
[31534.739545]  ? process_one_work+0x5a0/0x5a0
[31534.739772]  kthread+0x174/0x1a0
[31534.739966]  ? set_kthread_struct+0x40/0x40
[31534.740184]  ret_from_fork+0x1f/0x30
[31534.740392]  
[31534.740557] irq event stamp: 0
[31534.740759] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.741021] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.741277] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.741539] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.741755] ---[ end trace b600c386fb5e209b ]---
[31534.742020] ------------[ cut here ]------------
[31534.742183] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.742534] 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
[31534.744542] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.744824] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.745078] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.745271] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.745443] 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
[31534.745915] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.746080] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.746275] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.746473] RBP: 0000000000000000 R08: ffff8a8705464be0 R09: 0000000000000000
[31534.746680] R10: ffff8a87569fb100 R11: 0000000000000002 R12: ffff8a87569f57e0
[31534.746882] R13: ffff8a8706365120 R14: ffff8a8705464af8 R15: ffff8a8705464ba0
[31534.747079] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.747324] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.747498] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.747708] Call Trace:
[31534.747836]  
[31534.747949]  ? lock_release+0x1f0/0x2d0
[31534.748151]  ? _raw_spin_unlock+0x29/0x40
[31534.748370]  ? join_transaction+0x12a/0x490
[31534.748588]  btrfs_run_delayed_refs+0x86/0x210
[31534.748841]  flush_space+0x3c8/0x5f0
[31534.749048]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.749278]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.749510]  ? lock_release+0x1f0/0x2d0
[31534.749739]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.750665]  process_one_work+0x270/0x5a0
[31534.750896]  worker_thread+0x55/0x3c0
[31534.751103]  ? process_one_work+0x5a0/0x5a0
[31534.751321]  kthread+0x174/0x1a0
[31534.759409]  ? set_kthread_struct+0x40/0x40
[31534.759565]  ret_from_fork+0x1f/0x30
[31534.759721]  
[31534.759845] irq event stamp: 0
[31534.759972] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.760156] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.760419] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.760677] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.760868] ---[ end trace b600c386fb5e209c ]---
[31534.761073] ------------[ cut here ]------------
[31534.761229] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.761512] 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
[31534.762919] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.763182] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.763445] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.763655] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.763833] 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
[31534.764298] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.764461] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.764665] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.764865] RBP: 0000000000000000 R08: ffff8a87031afaa8 R09: 0000000000000000
[31534.765057] R10: ffff8a8705464a00 R11: 0000000000000002 R12: ffff8a87167a7700
[31534.765251] R13: ffff8a8706365120 R14: ffff8a87031af9c0 R15: ffff8a87031afa68
[31534.765447] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.765710] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.765885] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.766082] Call Trace:
[31534.766199]  
[31534.766315]  ? lock_release+0x1f0/0x2d0
[31534.766456]  ? _raw_spin_unlock+0x29/0x40
[31534.766613]  ? join_transaction+0x12a/0x490
[31534.766767]  btrfs_run_delayed_refs+0x86/0x210
[31534.766926]  flush_space+0x3c8/0x5f0
[31534.767062]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.767216]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.767374]  ? lock_release+0x1f0/0x2d0
[31534.767520]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.767705]  process_one_work+0x270/0x5a0
[31534.767857]  worker_thread+0x55/0x3c0
[31534.768001]  ? process_one_work+0x5a0/0x5a0
[31534.768148]  kthread+0x174/0x1a0
[31534.768277]  ? set_kthread_struct+0x40/0x40
[31534.768428]  ret_from_fork+0x1f/0x30
[31534.768570]  
[31534.768696] irq event stamp: 0
[31534.768831] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.769014] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.769262] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.769514] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.769706] ---[ end trace b600c386fb5e209d ]---
[31534.769898] ------------[ cut here ]------------
[31534.770051] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.770333] 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
[31534.771712] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.771979] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.772232] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.772423] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.772596] 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
[31534.773064] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.773228] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.773425] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.773631] RBP: 0000000000000000 R08: ffff8a8713f7cbe0 R09: 0000000000000000
[31534.773835] R10: ffff8a87031af900 R11: 0000000000000002 R12: ffff8a87167a79a0
[31534.774032] R13: ffff8a8706365120 R14: ffff8a8713f7caf8 R15: ffff8a8713f7cba0
[31534.774228] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.774477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.774661] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.774866] Call Trace:
[31534.774986]  
[31534.775100]  ? lock_release+0x1f0/0x2d0
[31534.775242]  ? _raw_spin_unlock+0x29/0x40
[31534.775388]  ? join_transaction+0x12a/0x490
[31534.775539]  btrfs_run_delayed_refs+0x86/0x210
[31534.775705]  flush_space+0x3c8/0x5f0
[31534.775847]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.776000]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.776155]  ? lock_release+0x1f0/0x2d0
[31534.776296]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.776471]  process_one_work+0x270/0x5a0
[31534.776630]  worker_thread+0x55/0x3c0
[31534.776776]  ? process_one_work+0x5a0/0x5a0
[31534.776957]  kthread+0x174/0x1a0
[31534.777113]  ? set_kthread_struct+0x40/0x40
[31534.777264]  ret_from_fork+0x1f/0x30
[31534.777409]  
[31534.777523] irq event stamp: 0
[31534.777667] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.777853] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.778101] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.778354] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.778533] ---[ end trace b600c386fb5e209e ]---
[31534.778729] ------------[ cut here ]------------
[31534.778891] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.779173] 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
[31534.781527] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.781927] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.782304] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.782583] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.782777] 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
[31534.783237] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.783406] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.783629] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.783860] RBP: 0000000000000000 R08: ffff8a8713e15220 R09: 0000000000000000
[31534.784120] R10: ffff8a8713f7ca01 R11: 0000000000000002 R12: ffff8a870487fa80
[31534.784402] R13: ffff8a8706365120 R14: ffff8a8713e15138 R15: ffff8a8713e151e0
[31534.784692] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.785059] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.785313] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.785598] Call Trace:
[31534.785791]  
[31534.785959]  ? lock_release+0x1f0/0x2d0
[31534.786171]  ? _raw_spin_unlock+0x29/0x40
[31534.786386]  ? join_transaction+0x12a/0x490
[31534.786616]  btrfs_run_delayed_refs+0x86/0x210
[31534.786841]  flush_space+0x3c8/0x5f0
[31534.787043]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.787267]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.787492]  ? lock_release+0x1f0/0x2d0
[31534.787713]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.787968]  process_one_work+0x270/0x5a0
[31534.788185]  worker_thread+0x55/0x3c0
[31534.788369]  ? process_one_work+0x5a0/0x5a0
[31534.788532]  kthread+0x174/0x1a0
[31534.788679]  ? set_kthread_struct+0x40/0x40
[31534.788834]  ret_from_fork+0x1f/0x30
[31534.788982]  
[31534.789108] irq event stamp: 0
[31534.789244] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.789499] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.789885] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.796653] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.796848] ---[ end trace b600c386fb5e209f ]---
[31534.797046] ------------[ cut here ]------------
[31534.797203] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.797496] 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
[31534.798894] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.799159] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.799421] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.799624] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.799803] 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
[31534.800262] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.800430] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.800637] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.800837] RBP: 0000000000000000 R08: ffff8a8713e15aa8 R09: 0000000000000000
[31534.801035] R10: ffff8a8713e15100 R11: 0000000000000002 R12: ffff8a870487f540
[31534.801232] R13: ffff8a8706365120 R14: ffff8a8713e159c0 R15: ffff8a8713e15a68
[31534.801455] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.801731] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.801910] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.802102] Call Trace:
[31534.802220]  
[31534.802343]  ? lock_release+0x1f0/0x2d0
[31534.802496]  ? _raw_spin_unlock+0x29/0x40
[31534.802659]  ? join_transaction+0x12a/0x490
[31534.802817]  btrfs_run_delayed_refs+0x86/0x210
[31534.802971]  flush_space+0x3c8/0x5f0
[31534.803108]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.803261]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.803428]  ? lock_release+0x1f0/0x2d0
[31534.803570]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.803764]  process_one_work+0x270/0x5a0
[31534.803937]  worker_thread+0x55/0x3c0
[31534.804100]  ? process_one_work+0x5a0/0x5a0
[31534.804311]  kthread+0x174/0x1a0
[31534.804503]  ? set_kthread_struct+0x40/0x40
[31534.804735]  ret_from_fork+0x1f/0x30
[31534.804951]  
[31534.805115] irq event stamp: 0
[31534.805306] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.805567] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.805947] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.806244] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.806432] ---[ end trace b600c386fb5e20a0 ]---
[31534.806636] ------------[ cut here ]------------
[31534.806800] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.807095] 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
[31534.809032] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.809420] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.809805] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.810980] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.811231] 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
[31534.811751] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.811925] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.812138] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.812382] RBP: 0000000000000000 R08: ffff8a87055a1700 R09: 0000000000000000
[31534.812678] R10: ffff8a8713e15900 R11: 0000000000000002 R12: ffff8a8724f67000
[31534.812966] R13: ffff8a8706365120 R14: ffff8a87055a1618 R15: ffff8a87055a16c0
[31534.813243] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.813625] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.813878] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.814161] Call Trace:
[31534.814337]  
[31534.814506]  ? lock_release+0x1f0/0x2d0
[31534.814731]  ? _raw_spin_unlock+0x29/0x40
[31534.814952]  ? join_transaction+0x12a/0x490
[31534.815106]  btrfs_run_delayed_refs+0x86/0x210
[31534.815257]  flush_space+0x3c8/0x5f0
[31534.815402]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.815558]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.815727]  ? lock_release+0x1f0/0x2d0
[31534.815880]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.816054]  process_one_work+0x270/0x5a0
[31534.816202]  worker_thread+0x55/0x3c0
[31534.816340]  ? process_one_work+0x5a0/0x5a0
[31534.816489]  kthread+0x174/0x1a0
[31534.816636]  ? set_kthread_struct+0x40/0x40
[31534.816794]  ret_from_fork+0x1f/0x30
[31534.816935]  
[31534.817050] irq event stamp: 0
[31534.817178] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.817358] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.817620] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.817880] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.818062] ---[ end trace b600c386fb5e20a1 ]---
[31534.818266] ------------[ cut here ]------------
[31534.818431] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.818781] 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
[31534.820206] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.820474] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.820745] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.820942] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.821113] 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
[31534.821572] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.821779] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.821986] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.822184] RBP: 0000000000000000 R08: ffff8a87055a1aa8 R09: 0000000000000000
[31534.822392] R10: ffff8a87055a1600 R11: 0000000000000002 R12: ffff8a8724f675b0
[31534.822587] R13: ffff8a8706365120 R14: ffff8a87055a19c0 R15: ffff8a87055a1a68
[31534.822799] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.823045] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.823219] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.823424] Call Trace:
[31534.823546]  
[31534.823672]  ? lock_release+0x1f0/0x2d0
[31534.823827]  ? _raw_spin_unlock+0x29/0x40
[31534.823984]  ? join_transaction+0x12a/0x490
[31534.824141]  btrfs_run_delayed_refs+0x86/0x210
[31534.824310]  flush_space+0x3c8/0x5f0
[31534.824505]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.824742]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.824973]  ? lock_release+0x1f0/0x2d0
[31534.825183]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.825431]  process_one_work+0x270/0x5a0
[31534.825658]  worker_thread+0x55/0x3c0
[31534.825865]  ? process_one_work+0x5a0/0x5a0
[31534.826080]  kthread+0x174/0x1a0
[31534.826276]  ? set_kthread_struct+0x40/0x40
[31534.826488]  ret_from_fork+0x1f/0x30
[31534.826649]  
[31534.826766] irq event stamp: 0
[31534.826899] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.827079] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.827338] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.827616] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.827867] ---[ end trace b600c386fb5e20a2 ]---
[31534.828147] ------------[ cut here ]------------
[31534.828370] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.828790] 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
[31534.837381] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.837660] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.837918] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.838113] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.838338] 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
[31534.839032] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.839276] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.839561] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.840834] RBP: 0000000000000000 R08: ffff8a87055a1be0 R09: 0000000000000000
[31534.841125] R10: ffff8a87055a1900 R11: 0000000000000002 R12: ffff8a8724f67a10
[31534.841417] R13: ffff8a8706365120 R14: ffff8a87055a1af8 R15: ffff8a87055a1ba0
[31534.841724] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.842098] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.842350] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.842658] Call Trace:
[31534.842848]  
[31534.843027]  ? lock_release+0x1f0/0x2d0
[31534.843277]  ? _raw_spin_unlock+0x29/0x40
[31534.843500]  ? join_transaction+0x12a/0x490
[31534.843740]  btrfs_run_delayed_refs+0x86/0x210
[31534.843974]  flush_space+0x3c8/0x5f0
[31534.844179]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.844402]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.844652]  ? lock_release+0x1f0/0x2d0
[31534.844872]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.845135]  process_one_work+0x270/0x5a0
[31534.845356]  worker_thread+0x55/0x3c0
[31534.845567]  ? process_one_work+0x5a0/0x5a0
[31534.845805]  kthread+0x174/0x1a0
[31534.846007]  ? set_kthread_struct+0x40/0x40
[31534.846233]  ret_from_fork+0x1f/0x30
[31534.846430]  
[31534.846597] irq event stamp: 0
[31534.846746] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.846936] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.847183] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.847444] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.847637] ---[ end trace b600c386fb5e20a3 ]---
[31534.847838] ------------[ cut here ]------------
[31534.847996] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.848280] 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
[31534.849691] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.849954] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.850212] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.850410] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.850581] 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
[31534.851050] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.851218] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.851421] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.851628] RBP: 0000000000000000 R08: ffff8a87055a1970 R09: 0000000000000000
[31534.851831] R10: ffff8a87055a1a00 R11: 0000000000000002 R12: ffff8a8724f67700
[31534.852027] R13: ffff8a8706365120 R14: ffff8a87055a1888 R15: ffff8a87055a1930
[31534.852221] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.852471] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.852659] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.852892] Call Trace:
[31534.853013]  
[31534.853125]  ? lock_release+0x1f0/0x2d0
[31534.853270]  ? _raw_spin_unlock+0x29/0x40
[31534.853423]  ? join_transaction+0x12a/0x490
[31534.853570]  btrfs_run_delayed_refs+0x86/0x210
[31534.853736]  flush_space+0x3c8/0x5f0
[31534.853882]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.854031]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.854187]  ? lock_release+0x1f0/0x2d0
[31534.854332]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.854513]  process_one_work+0x270/0x5a0
[31534.854674]  worker_thread+0x55/0x3c0
[31534.854820]  ? process_one_work+0x5a0/0x5a0
[31534.854966]  kthread+0x174/0x1a0
[31534.855099]  ? set_kthread_struct+0x40/0x40
[31534.855244]  ret_from_fork+0x1f/0x30
[31534.855393]  
[31534.855509] irq event stamp: 0
[31534.855649] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.855836] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.856085] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.856334] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.856516] ---[ end trace b600c386fb5e20a4 ]---
[31534.856717] ------------[ cut here ]------------
[31534.856881] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.857158] 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
[31534.858555] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.858829] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.859086] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.859278] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.859447] 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
[31534.859924] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.860094] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.860287] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.860480] RBP: 0000000000000000 R08: ffff8a87055a1220 R09: 0000000000000000
[31534.860684] R10: ffff8a87055a1800 R11: 0000000000000002 R12: ffff8a87162d5d20
[31534.860883] R13: ffff8a8706365120 R14: ffff8a87055a1138 R15: ffff8a87055a11e0
[31534.861074] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.861317] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.861492] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.861698] Call Trace:
[31534.861821]  
[31534.861933]  ? lock_release+0x1f0/0x2d0
[31534.862079]  ? _raw_spin_unlock+0x29/0x40
[31534.862223]  ? join_transaction+0x12a/0x490
[31534.862369]  btrfs_run_delayed_refs+0x86/0x210
[31534.862524]  flush_space+0x3c8/0x5f0
[31534.862676]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.862831]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.862986]  ? lock_release+0x1f0/0x2d0
[31534.863130]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.863305]  process_one_work+0x270/0x5a0
[31534.863449]  worker_thread+0x55/0x3c0
[31534.863586]  ? process_one_work+0x5a0/0x5a0
[31534.863745]  kthread+0x174/0x1a0
[31534.863886]  ? set_kthread_struct+0x40/0x40
[31534.864034]  ret_from_fork+0x1f/0x30
[31534.864207]  
[31534.864337] irq event stamp: 0
[31534.864475] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.864670] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.864930] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.865179] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.865370] ---[ end trace b600c386fb5e20a5 ]---
[31534.865555] ------------[ cut here ]------------
[31534.865724] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.866009] 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
[31534.867416] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.867722] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.876439] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.876739] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.876997] 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
[31534.877674] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.877914] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.878197] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.878462] RBP: 0000000000000000 R08: ffff8a87055a1490 R09: 0000000000000000
[31534.878678] R10: ffff8a87055a1100 R11: 0000000000000002 R12: ffff8a87162d5a10
[31534.878883] R13: ffff8a8706365120 R14: ffff8a87055a13a8 R15: ffff8a87055a1450
[31534.879079] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.879325] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.879500] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.879712] Call Trace:
[31534.879840]  
[31534.879956]  ? lock_release+0x1f0/0x2d0
[31534.880102]  ? _raw_spin_unlock+0x29/0x40
[31534.880249]  ? join_transaction+0x12a/0x490
[31534.880396]  btrfs_run_delayed_refs+0x86/0x210
[31534.880549]  flush_space+0x3c8/0x5f0
[31534.880701]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.880862]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.881017]  ? lock_release+0x1f0/0x2d0
[31534.881159]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.881339]  process_one_work+0x270/0x5a0
[31534.881496]  worker_thread+0x55/0x3c0
[31534.881650]  ? process_one_work+0x5a0/0x5a0
[31534.881802]  kthread+0x174/0x1a0
[31534.881937]  ? set_kthread_struct+0x40/0x40
[31534.882088]  ret_from_fork+0x1f/0x30
[31534.882228]  
[31534.882347] irq event stamp: 0
[31534.882534] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.882821] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.883190] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.883571] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.883862] ---[ end trace b600c386fb5e20a6 ]---
[31534.884154] ------------[ cut here ]------------
[31534.884321] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.884633] 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
[31534.886060] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.886320] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.886583] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.886790] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.886962] 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
[31534.887429] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.887595] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.887806] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.888005] RBP: 0000000000000000 R08: ffff8a87055a1d18 R09: 0000000000000000
[31534.888198] R10: ffff8a87055a1300 R11: 0000000000000002 R12: ffff8a8747b5c380
[31534.888398] R13: ffff8a8706365120 R14: ffff8a87055a1c30 R15: ffff8a87055a1cd8
[31534.888591] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.888855] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.889029] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.889228] Call Trace:
[31534.889353]  
[31534.889468]  ? lock_release+0x1f0/0x2d0
[31534.889625]  ? _raw_spin_unlock+0x29/0x40
[31534.889772]  ? join_transaction+0x12a/0x490
[31534.889927]  btrfs_run_delayed_refs+0x86/0x210
[31534.890082]  flush_space+0x3c8/0x5f0
[31534.890223]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.890399]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.890568]  ? lock_release+0x1f0/0x2d0
[31534.890730]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.890912]  process_one_work+0x270/0x5a0
[31534.891057]  worker_thread+0x55/0x3c0
[31534.891195]  ? process_one_work+0x5a0/0x5a0
[31534.891354]  kthread+0x174/0x1a0
[31534.891489]  ? set_kthread_struct+0x40/0x40
[31534.891650]  ret_from_fork+0x1f/0x30
[31534.891796]  
[31534.891912] irq event stamp: 0
[31534.892037] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.892220] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.892482] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.892744] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.892954] ---[ end trace b600c386fb5e20a7 ]---
[31534.893194] ------------[ cut here ]------------
[31534.893411] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.893832] 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
[31534.895762] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.896026] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.896291] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.896499] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.896743] 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
[31534.897416] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.897670] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.897955] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.898231] RBP: 0000000000000000 R08: ffff8a8764f5ef88 R09: 0000000000000000
[31534.898509] R10: ffff8a87055a1c00 R11: 0000000000000002 R12: ffff8a8747b5c850
[31534.898802] R13: ffff8a8706365120 R14: ffff8a8764f5eea0 R15: ffff8a8764f5ef48
[31534.899081] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.899440] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.899701] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.900677] Call Trace:
[31534.900809]  
[31534.900934]  ? lock_release+0x1f0/0x2d0
[31534.901128]  ? _raw_spin_unlock+0x29/0x40
[31534.901326]  ? join_transaction+0x12a/0x490
[31534.901547]  btrfs_run_delayed_refs+0x86/0x210
[31534.901791]  flush_space+0x3c8/0x5f0
[31534.901994]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.902213]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.902442]  ? lock_release+0x1f0/0x2d0
[31534.902670]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.902921]  process_one_work+0x270/0x5a0
[31534.903133]  worker_thread+0x55/0x3c0
[31534.903339]  ? process_one_work+0x5a0/0x5a0
[31534.903555]  kthread+0x174/0x1a0
[31534.903761]  ? set_kthread_struct+0x40/0x40
[31534.903981]  ret_from_fork+0x1f/0x30
[31534.904127]  
[31534.904241] irq event stamp: 0
[31534.904375] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.904559] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.904830] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.905079] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.905262] ---[ end trace b600c386fb5e20a8 ]---
[31534.905459] ------------[ cut here ]------------
[31534.905627] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.905916] 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
[31534.907309] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.907582] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.907924] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.908212] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.908466] 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
[31534.909179] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.909418] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.909717] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.910008] RBP: 0000000000000000 R08: ffff8a8764f5e5c8 R09: 0000000000000000
[31534.916092] R10: ffff8a8764f5ee00 R11: 0100000000000002 R12: ffff8a8747b5c930
[31534.916291] R13: ffff8a8706365120 R14: ffff8a8764f5e4e0 R15: ffff8a8764f5e588
[31534.916496] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.916750] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.916932] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.917128] Call Trace:
[31534.917250]  
[31534.917376]  ? lock_release+0x1f0/0x2d0
[31534.917525]  ? _raw_spin_unlock+0x29/0x40
[31534.917688]  ? join_transaction+0x12a/0x490
[31534.917843]  btrfs_run_delayed_refs+0x86/0x210
[31534.917997]  flush_space+0x3c8/0x5f0
[31534.918136]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.918284]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.918449]  ? lock_release+0x1f0/0x2d0
[31534.918592]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.918779]  process_one_work+0x270/0x5a0
[31534.918935]  worker_thread+0x55/0x3c0
[31534.919075]  ? process_one_work+0x5a0/0x5a0
[31534.919219]  kthread+0x174/0x1a0
[31534.919360]  ? set_kthread_struct+0x40/0x40
[31534.919507]  ret_from_fork+0x1f/0x30
[31534.919659]  
[31534.919777] irq event stamp: 0
[31534.919936] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.920135] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.920400] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.920661] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.920851] ---[ end trace b600c386fb5e20a9 ]---
[31534.921048] ------------[ cut here ]------------
[31534.921206] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.921494] 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
[31534.922998] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.923373] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.923765] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.924043] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.924289] 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
[31534.924860] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.925028] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.925223] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.925427] RBP: 0000000000000000 R08: ffff8a87384b6aa8 R09: 0000000000000000
[31534.925653] R10: ffff8a8764f5e400 R11: 0000000000000002 R12: ffff8a87384b4930
[31534.925896] R13: ffff8a8706365120 R14: ffff8a87384b69c0 R15: ffff8a87384b6a68
[31534.926175] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.926535] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.926803] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.927083] Call Trace:
[31534.927256]  
[31534.927422]  ? lock_release+0x1f0/0x2d0
[31534.927648]  ? _raw_spin_unlock+0x29/0x40
[31534.927864]  ? join_transaction+0x12a/0x490
[31534.928078]  btrfs_run_delayed_refs+0x86/0x210
[31534.928303]  flush_space+0x3c8/0x5f0
[31534.928506]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.928735]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.928965]  ? lock_release+0x1f0/0x2d0
[31534.929176]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.929391]  process_one_work+0x270/0x5a0
[31534.929538]  worker_thread+0x55/0x3c0
[31534.929699]  ? process_one_work+0x5a0/0x5a0
[31534.930719]  kthread+0x174/0x1a0
[31534.930921]  ? set_kthread_struct+0x40/0x40
[31534.931138]  ret_from_fork+0x1f/0x30
[31534.931345]  
[31534.931515] irq event stamp: 0
[31534.931712] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.931984] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.932357] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.932735] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.933006] ---[ end trace b600c386fb5e20aa ]---
[31534.933293] ------------[ cut here ]------------
[31534.933517] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.933821] 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
[31534.935234] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.935496] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.935765] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.935960] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.936132] 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
[31534.936596] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.936771] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.936971] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.937165] RBP: 0000000000000000 R08: ffff8a8713e3daa8 R09: 0000000000000000
[31534.937442] R10: ffff8a87384b6901 R11: 0000000000000002 R12: ffff8a8713e3aee0
[31534.937741] R13: ffff8a8706365120 R14: ffff8a8713e3d9c0 R15: ffff8a8713e3da68
[31534.938033] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.938408] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.938680] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.938969] Call Trace:
[31534.939145]  
[31534.939323]  ? lock_release+0x1f0/0x2d0
[31534.939535]  ? _raw_spin_unlock+0x29/0x40
[31534.939768]  ? join_transaction+0x12a/0x490
[31534.940001]  btrfs_run_delayed_refs+0x86/0x210
[31534.940237]  flush_space+0x3c8/0x5f0
[31534.940441]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.940682]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.940926]  ? lock_release+0x1f0/0x2d0
[31534.941147]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.941402]  process_one_work+0x270/0x5a0
[31534.941637]  worker_thread+0x55/0x3c0
[31534.941856]  ? process_one_work+0x5a0/0x5a0
[31534.942078]  kthread+0x174/0x1a0
[31534.942278]  ? set_kthread_struct+0x40/0x40
[31534.942496]  ret_from_fork+0x1f/0x30
[31534.942736]  
[31534.942912] irq event stamp: 0
[31534.943104] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.943374] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.943761] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.944143] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.944404] ---[ end trace b600c386fb5e20ab ]---
[31534.944720] ------------[ cut here ]------------
[31534.944956] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.945378] 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
[31534.947462] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.947877] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.948259] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.948541] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.948820] 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
[31534.949502] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.949762] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.950054] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.950345] RBP: 0000000000000000 R08: ffff8a8713e3cbe0 R09: 0000000000000000
[31534.950650] R10: ffff8a8713e3d901 R11: 0000000000000002 R12: ffff8a8713e3abd0
[31534.950924] R13: ffff8a8706365120 R14: ffff8a8713e3caf8 R15: ffff8a8713e3cba0
[31534.951119] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.951380] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.951550] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.951759] Call Trace:
[31534.951888]  
[31534.952005]  ? lock_release+0x1f0/0x2d0
[31534.957661]  ? _raw_spin_unlock+0x29/0x40
[31534.957817]  ? join_transaction+0x12a/0x490
[31534.957966]  btrfs_run_delayed_refs+0x86/0x210
[31534.958122]  flush_space+0x3c8/0x5f0
[31534.958262]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.958421]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.958578]  ? lock_release+0x1f0/0x2d0
[31534.958736]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.958917]  process_one_work+0x270/0x5a0
[31534.959064]  worker_thread+0x55/0x3c0
[31534.959202]  ? process_one_work+0x5a0/0x5a0
[31534.959351]  kthread+0x174/0x1a0
[31534.959484]  ? set_kthread_struct+0x40/0x40
[31534.959643]  ret_from_fork+0x1f/0x30
[31534.959789]  
[31534.960630] irq event stamp: 0
[31534.960761] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.960950] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.961203] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.961450] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.961646] ---[ end trace b600c386fb5e20ac ]---
[31534.961855] ------------[ cut here ]------------
[31534.962016] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.962294] 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
[31534.963697] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.963959] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.964218] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.964409] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.964580] 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
[31534.965060] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.965227] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.965422] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.965626] RBP: 0000000000000000 R08: ffff8a870487d838 R09: 0000000000000000
[31534.965825] R10: ffff8a8713e3ca01 R11: 0000000000000002 R12: ffff8a8715e1bd90
[31534.966018] R13: ffff8a8706365120 R14: ffff8a870487d750 R15: ffff8a870487d7f8
[31534.966213] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.966454] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.966641] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.966840] Call Trace:
[31534.966959]  
[31534.967075]  ? lock_release+0x1f0/0x2d0
[31534.967221]  ? _raw_spin_unlock+0x29/0x40
[31534.967367]  ? join_transaction+0x12a/0x490
[31534.967518]  btrfs_run_delayed_refs+0x86/0x210
[31534.967687]  flush_space+0x3c8/0x5f0
[31534.967830]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.967979]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.968138]  ? lock_release+0x1f0/0x2d0
[31534.968282]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.968453]  process_one_work+0x270/0x5a0
[31534.968611]  worker_thread+0x55/0x3c0
[31534.968754]  ? process_one_work+0x5a0/0x5a0
[31534.968906]  kthread+0x174/0x1a0
[31534.969038]  ? set_kthread_struct+0x40/0x40
[31534.969183]  ret_from_fork+0x1f/0x30
[31534.969327]  
[31534.969443] irq event stamp: 0
[31534.969569] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.969765] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.970025] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.970273] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.970456] ---[ end trace b600c386fb5e20ad ]---
[31534.970656] ------------[ cut here ]------------
[31534.970816] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.971095] 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
[31534.972478] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.972754] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.973012] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.973207] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.973379] 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
[31534.973858] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.974023] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.974217] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.974409] RBP: 0000000000000000 R08: ffff8a8764f5e0e8 R09: 0000000000000000
[31534.974612] R10: ffff8a870487d700 R11: 0000000000000002 R12: ffff8a8764f5d460
[31534.974812] R13: ffff8a8706365120 R14: ffff8a8764f5e000 R15: ffff8a8764f5e0a8
[31534.975009] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.975257] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.975430] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.975634] Call Trace:
[31534.975755]  
[31534.975874]  ? lock_release+0x1f0/0x2d0
[31534.976052]  ? _raw_spin_unlock+0x29/0x40
[31534.976209]  ? join_transaction+0x12a/0x490
[31534.976378]  btrfs_run_delayed_refs+0x86/0x210
[31534.976532]  flush_space+0x3c8/0x5f0
[31534.976684]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.976844]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.977004]  ? lock_release+0x1f0/0x2d0
[31534.977147]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.977317]  process_one_work+0x270/0x5a0
[31534.977473]  worker_thread+0x55/0x3c0
[31534.977629]  ? process_one_work+0x5a0/0x5a0
[31534.977776]  kthread+0x174/0x1a0
[31534.977913]  ? set_kthread_struct+0x40/0x40
[31534.978061]  ret_from_fork+0x1f/0x30
[31534.978204]  
[31534.978317] irq event stamp: 0
[31534.978449] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.978644] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.978899] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.979153] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.979332] ---[ end trace b600c386fb5e20ae ]---
[31534.979519] ------------[ cut here ]------------
[31534.979695] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.980002] 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
[31534.981947] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.982328] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.982714] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31534.982915] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31534.983090] 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
[31534.983544] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31534.983721] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31534.983941] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31534.984161] RBP: 0000000000000000 R08: ffff8a870487dd18 R09: 0000000000000000
[31534.984442] R10: ffff8a8764f5e000 R11: 0000000000000002 R12: ffff8a870544a230
[31534.984738] R13: ffff8a8706365120 R14: ffff8a870487dc30 R15: ffff8a870487dcd8
[31534.985026] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31534.985389] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31534.985650] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31534.985937] Call Trace:
[31534.986114]  
[31534.986281]  ? lock_release+0x1f0/0x2d0
[31534.986485]  ? _raw_spin_unlock+0x29/0x40
[31534.986712]  ? join_transaction+0x12a/0x490
[31534.986935]  btrfs_run_delayed_refs+0x86/0x210
[31534.987156]  flush_space+0x3c8/0x5f0
[31534.987356]  ? _raw_spin_trylock_bh+0x31/0x70
[31534.987576]  ? rcu_read_lock_sched_held+0x12/0x60
[31534.987820]  ? lock_release+0x1f0/0x2d0
[31534.988026]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31534.988255]  process_one_work+0x270/0x5a0
[31534.995352]  worker_thread+0x55/0x3c0
[31534.995498]  ? process_one_work+0x5a0/0x5a0
[31534.995664]  kthread+0x174/0x1a0
[31534.995805]  ? set_kthread_struct+0x40/0x40
[31534.995952]  ret_from_fork+0x1f/0x30
[31534.996095]  
[31534.996212] irq event stamp: 0
[31534.996339] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31534.996570] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31534.996878] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31534.997127] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31534.997312] ---[ end trace b600c386fb5e20af ]---
[31534.997519] ------------[ cut here ]------------
[31534.997689] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31534.997973] 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
[31534.999392] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31534.999696] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31534.999973] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31535.000164] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31535.000345] 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
[31535.000830] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31535.000995] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31535.001190] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31535.001391] RBP: 0000000000000000 R08: ffff8a874d976970 R09: 0000000000000000
[31535.001586] R10: ffff8a870487dc00 R11: 0000000000000002 R12: ffff8a874d973380
[31535.001798] R13: ffff8a8706365120 R14: ffff8a874d976888 R15: ffff8a874d976930
[31535.002008] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31535.002306] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31535.002553] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31535.002851] Call Trace:
[31535.003025]  
[31535.003196]  ? lock_release+0x1f0/0x2d0
[31535.003399]  ? _raw_spin_unlock+0x29/0x40
[31535.003624]  ? join_transaction+0x12a/0x490
[31535.003848]  btrfs_run_delayed_refs+0x86/0x210
[31535.004072]  flush_space+0x3c8/0x5f0
[31535.004273]  ? _raw_spin_trylock_bh+0x31/0x70
[31535.004492]  ? rcu_read_lock_sched_held+0x12/0x60
[31535.004736]  ? lock_release+0x1f0/0x2d0
[31535.004896]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31535.005069]  process_one_work+0x270/0x5a0
[31535.005215]  worker_thread+0x55/0x3c0
[31535.005356]  ? process_one_work+0x5a0/0x5a0
[31535.005504]  kthread+0x174/0x1a0
[31535.005649]  ? set_kthread_struct+0x40/0x40
[31535.005804]  ret_from_fork+0x1f/0x30
[31535.005963]  
[31535.006077] irq event stamp: 0
[31535.006255] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31535.006517] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31535.006904] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31535.007274] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31535.007537] ---[ end trace b600c386fb5e20b0 ]---
[31535.007830] ------------[ cut here ]------------
[31535.008052] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31535.008458] 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
[31535.010295] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31535.010586] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31535.010932] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31535.011210] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31535.011457] 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
[31535.012142] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31535.012376] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31535.012668] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31535.012955] RBP: 0000000000000000 R08: ffff8a8702ae6358 R09: 0000000000000000
[31535.013162] R10: ffff8a874d976801 R11: 0000000000000002 R12: ffff8a871393fee0
[31535.013399] R13: ffff8a8706365120 R14: ffff8a8702ae6270 R15: ffff8a8702ae6318
[31535.013693] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31535.013954] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31535.014123] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31535.014319] Call Trace:
[31535.014442]  
[31535.014559]  ? lock_release+0x1f0/0x2d0
[31535.014713]  ? _raw_spin_unlock+0x29/0x40
[31535.014868]  ? join_transaction+0x12a/0x490
[31535.015021]  btrfs_run_delayed_refs+0x86/0x210
[31535.015170]  flush_space+0x3c8/0x5f0
[31535.015305]  ? _raw_spin_trylock_bh+0x31/0x70
[31535.015458]  ? rcu_read_lock_sched_held+0x12/0x60
[31535.015629]  ? lock_release+0x1f0/0x2d0
[31535.015773]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31535.015948]  process_one_work+0x270/0x5a0
[31535.016096]  worker_thread+0x55/0x3c0
[31535.016236]  ? process_one_work+0x5a0/0x5a0
[31535.016383]  kthread+0x174/0x1a0
[31535.016512]  ? set_kthread_struct+0x40/0x40
[31535.016675]  ret_from_fork+0x1f/0x30
[31535.016821]  
[31535.016934] irq event stamp: 0
[31535.017063] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31535.017242] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31535.017497] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31535.017763] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31535.017951] ---[ end trace b600c386fb5e20b1 ]---
[31535.018196] ------------[ cut here ]------------
[31535.018424] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31535.018864] 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
[31535.021844] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31535.022233] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31535.022626] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31535.022922] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31535.023202] 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
[31535.023906] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31535.024152] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31535.024440] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31535.024751] RBP: 0000000000000000 R08: ffff8a8709522be0 R09: 0000000000000000
[31535.025045] R10: ffff8a8702ae6200 R11: 0000000000000002 R12: ffff8a871393fa80
[31535.025334] R13: ffff8a8706365120 R14: ffff8a8709522af8 R15: ffff8a8709522ba0
[31535.025641] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31535.026021] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31535.026280] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31535.026572] Call Trace:
[31535.026771]  
[31535.026950]  ? lock_release+0x1f0/0x2d0
[31535.027171]  ? _raw_spin_unlock+0x29/0x40
[31535.027388]  ? join_transaction+0x12a/0x490
[31535.027623]  btrfs_run_delayed_refs+0x86/0x210
[31535.027856]  flush_space+0x3c8/0x5f0
[31535.028066]  ? _raw_spin_trylock_bh+0x31/0x70
[31535.028294]  ? rcu_read_lock_sched_held+0x12/0x60
[31535.028528]  ? lock_release+0x1f0/0x2d0
[31535.028757]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31535.029025]  process_one_work+0x270/0x5a0
[31535.029196]  worker_thread+0x55/0x3c0
[31535.029389]  ? process_one_work+0x5a0/0x5a0
[31535.029539]  kthread+0x174/0x1a0
[31535.029687]  ? set_kthread_struct+0x40/0x40
[31535.029847]  ret_from_fork+0x1f/0x30
[31535.029987]  
[31535.030104] irq event stamp: 0
[31535.030234] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31535.030422] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31535.036217] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31535.036471] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31535.036667] ---[ end trace b600c386fb5e20b2 ]---
[31535.036880] ------------[ cut here ]------------
[31535.037037] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31535.037316] 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
[31535.038736] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31535.039005] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31535.039256] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31535.039450] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31535.039634] 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
[31535.040103] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31535.040267] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31535.040459] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31535.040666] RBP: 0000000000000000 R08: ffff8a87048560e8 R09: 0000000000000000
[31535.040864] R10: ffff8a8709522a00 R11: 00000000000005b2 R12: ffff8a8704855b60
[31535.041061] R13: ffff8a8706365120 R14: ffff8a8704856000 R15: ffff8a87048560a8
[31535.041254] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31535.041516] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31535.041698] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31535.041900] Call Trace:
[31535.042017]  
[31535.042132]  ? lock_release+0x1f0/0x2d0
[31535.042275]  ? _raw_spin_unlock+0x29/0x40
[31535.042418]  ? join_transaction+0x12a/0x490
[31535.042569]  btrfs_run_delayed_refs+0x86/0x210
[31535.042733]  flush_space+0x3c8/0x5f0
[31535.042875]  ? _raw_spin_trylock_bh+0x31/0x70
[31535.043029]  ? rcu_read_lock_sched_held+0x12/0x60
[31535.043185]  ? lock_release+0x1f0/0x2d0
[31535.043329]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31535.043500]  process_one_work+0x270/0x5a0
[31535.043655]  worker_thread+0x55/0x3c0
[31535.043803]  ? process_one_work+0x5a0/0x5a0
[31535.043951]  kthread+0x174/0x1a0
[31535.044080]  ? set_kthread_struct+0x40/0x40
[31535.044231]  ret_from_fork+0x1f/0x30
[31535.044377]  
[31535.044489] irq event stamp: 0
[31535.044633] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31535.044820] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31535.045067] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31535.045319] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31535.045499] ---[ end trace b600c386fb5e20b3 ]---
[31535.045695] ------------[ cut here ]------------
[31535.045853] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31535.046134] 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
[31535.047513] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31535.047793] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31535.048045] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31535.048241] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31535.048411] 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
[31535.048880] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31535.049046] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31535.049243] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31535.049440] RBP: 0000000000000000 R08: ffff8a8705464e50 R09: 0000000000000000
[31535.049646] R10: ffff8a8704856000 R11: 0101000000000002 R12: ffff8a87569f5770
[31535.050629] R13: ffff8a8706365120 R14: ffff8a8705464d68 R15: ffff8a8705464e10
[31535.050837] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31535.051089] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31535.051260] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31535.051457] Call Trace:
[31535.051577]  
[31535.051738]  ? lock_release+0x1f0/0x2d0
[31535.051891]  ? _raw_spin_unlock+0x29/0x40
[31535.052058]  ? join_transaction+0x12a/0x490
[31535.052210]  btrfs_run_delayed_refs+0x86/0x210
[31535.052368]  flush_space+0x3c8/0x5f0
[31535.052509]  ? _raw_spin_trylock_bh+0x31/0x70
[31535.052678]  ? rcu_read_lock_sched_held+0x12/0x60
[31535.052841]  ? lock_release+0x1f0/0x2d0
[31535.052983]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31535.053158]  process_one_work+0x270/0x5a0
[31535.053307]  worker_thread+0x55/0x3c0
[31535.053457]  ? process_one_work+0x5a0/0x5a0
[31535.053619]  kthread+0x174/0x1a0
[31535.053756]  ? set_kthread_struct+0x40/0x40
[31535.053910]  ret_from_fork+0x1f/0x30
[31535.054050]  
[31535.054163] irq event stamp: 0
[31535.054290] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31535.054471] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31535.054733] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31535.054993] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31535.055192] ---[ end trace b600c386fb5e20b4 ]---
[31535.055401] ------------[ cut here ]------------
[31535.055560] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31535.055884] 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
[31535.057870] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31535.058129] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31535.058387] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31535.058577] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31535.058759] 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
[31535.059237] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31535.059444] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31535.059738] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31535.060025] RBP: 0000000000000000 R08: ffff8a87569fb700 R09: 0000000000000000
[31535.060307] R10: ffff8a8705464d00 R11: 0000000000000002 R12: ffff8a87569f91c0
[31535.060583] R13: ffff8a8706365120 R14: ffff8a87569fb618 R15: ffff8a87569fb6c0
[31535.060880] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31535.061240] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31535.061489] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31535.061791] Call Trace:
[31535.061968]  
[31535.062135]  ? lock_release+0x1f0/0x2d0
[31535.062346]  ? _raw_spin_unlock+0x29/0x40
[31535.062560]  ? join_transaction+0x12a/0x490
[31535.062795]  btrfs_run_delayed_refs+0x86/0x210
[31535.062990]  flush_space+0x3c8/0x5f0
[31535.063136]  ? _raw_spin_trylock_bh+0x31/0x70
[31535.063286]  ? rcu_read_lock_sched_held+0x12/0x60
[31535.063442]  ? lock_release+0x1f0/0x2d0
[31535.063586]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31535.063774]  process_one_work+0x270/0x5a0
[31535.063930]  worker_thread+0x55/0x3c0
[31535.064069]  ? process_one_work+0x5a0/0x5a0
[31535.064217]  kthread+0x174/0x1a0
[31535.064353]  ? set_kthread_struct+0x40/0x40
[31535.064501]  ret_from_fork+0x1f/0x30
[31535.064655]  
[31535.064773] irq event stamp: 0
[31535.064906] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31535.065086] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31535.065344] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31535.065596] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31535.065800] ---[ end trace b600c386fb5e20b5 ]---
[31535.065991] ------------[ cut here ]------------
[31535.066147] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31535.066424] 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
[31535.074450] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31535.074729] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31535.074985] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31535.075181] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31535.075353] 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
[31535.075828] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31535.075994] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31535.076187] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31535.076384] RBP: 0000000000000000 R08: ffff8a87054630e8 R09: 0000000000000000
[31535.076579] R10: ffff8a87569fb600 R11: 0000000000000002 R12: ffff8a87569f5460
[31535.076791] R13: ffff8a8706365120 R14: ffff8a8705463000 R15: ffff8a87054630a8
[31535.076988] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31535.077240] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31535.077417] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31535.077632] Call Trace:
[31535.077812]  
[31535.077987]  ? lock_release+0x1f0/0x2d0
[31535.078198]  ? _raw_spin_unlock+0x29/0x40
[31535.078416]  ? join_transaction+0x12a/0x490
[31535.078659]  btrfs_run_delayed_refs+0x86/0x210
[31535.078852]  flush_space+0x3c8/0x5f0
[31535.078996]  ? _raw_spin_trylock_bh+0x31/0x70
[31535.079150]  ? rcu_read_lock_sched_held+0x12/0x60
[31535.079308]  ? lock_release+0x1f0/0x2d0
[31535.079458]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31535.079643]  process_one_work+0x270/0x5a0
[31535.079799]  worker_thread+0x55/0x3c0
[31535.080733]  ? process_one_work+0x5a0/0x5a0
[31535.080887]  kthread+0x174/0x1a0
[31535.081020]  ? set_kthread_struct+0x40/0x40
[31535.081168]  ret_from_fork+0x1f/0x30
[31535.081309]  
[31535.081428] irq event stamp: 0
[31535.081557] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31535.081752] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31535.082008] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31535.082259] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31535.082449] ---[ end trace b600c386fb5e20b6 ]---
[31535.082660] ------------[ cut here ]------------
[31535.082825] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31535.083108] 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
[31535.084556] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31535.084835] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31535.085089] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31535.085281] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31535.085461] 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
[31535.085934] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31535.086098] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31535.086293] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31535.086506] RBP: 0000000000000000 R08: ffff8a8764f0d970 R09: 0000000000000000
[31535.086754] R10: ffff8a8705463001 R11: 0000000000000002 R12: ffff8a874d8f1bd0
[31535.087041] R13: ffff8a8706365120 R14: ffff8a8764f0d888 R15: ffff8a8764f0d930
[31535.087323] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31535.087694] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31535.087951] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31535.088236] Call Trace:
[31535.088410]  
[31535.088577]  ? lock_release+0x1f0/0x2d0
[31535.088807]  ? _raw_spin_unlock+0x29/0x40
[31535.089024]  ? join_transaction+0x12a/0x490
[31535.089187]  btrfs_run_delayed_refs+0x86/0x210
[31535.089348]  flush_space+0x3c8/0x5f0
[31535.089490]  ? _raw_spin_trylock_bh+0x31/0x70
[31535.089656]  ? rcu_read_lock_sched_held+0x12/0x60
[31535.089822]  ? lock_release+0x1f0/0x2d0
[31535.089964]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31535.090139]  process_one_work+0x270/0x5a0
[31535.090293]  worker_thread+0x55/0x3c0
[31535.090449]  ? process_one_work+0x5a0/0x5a0
[31535.090660]  kthread+0x174/0x1a0
[31535.090860]  ? set_kthread_struct+0x40/0x40
[31535.091078]  ret_from_fork+0x1f/0x30
[31535.091281]  
[31535.091451] irq event stamp: 0
[31535.091653] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31535.091921] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31535.092280] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31535.092666] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31535.092931] ---[ end trace b600c386fb5e20b7 ]---
[31535.093211] ------------[ cut here ]------------
[31535.093439] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31535.093859] 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
[31535.095498] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31535.095855] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31535.096234] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31535.096508] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31535.096767] 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
[31535.097358] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31535.097619] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31535.097902] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31535.098186] RBP: 0000000000000000 R08: ffff8a8704890e50 R09: 0000000000000000
[31535.098472] R10: ffff8a8764f0d800 R11: 0000000000000002 R12: ffff8a8704855e00
[31535.098748] R13: ffff8a8706365120 R14: ffff8a8704890d68 R15: ffff8a8704890e10
[31535.098955] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31535.099221] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31535.099400] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31535.099599] Call Trace:
[31535.099732]  
[31535.099851]  ? lock_release+0x1f0/0x2d0
[31535.099998]  ? _raw_spin_unlock+0x29/0x40
[31535.100143]  ? join_transaction+0x12a/0x490
[31535.100294]  btrfs_run_delayed_refs+0x86/0x210
[31535.100447]  flush_space+0x3c8/0x5f0
[31535.100588]  ? _raw_spin_trylock_bh+0x31/0x70
[31535.100754]  ? rcu_read_lock_sched_held+0x12/0x60
[31535.100917]  ? lock_release+0x1f0/0x2d0
[31535.101063]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31535.101236]  process_one_work+0x270/0x5a0
[31535.101382]  worker_thread+0x55/0x3c0
[31535.101521]  ? process_one_work+0x5a0/0x5a0
[31535.101685]  kthread+0x174/0x1a0
[31535.101828]  ? set_kthread_struct+0x40/0x40
[31535.101975]  ret_from_fork+0x1f/0x30
[31535.102114]  
[31535.102229] irq event stamp: 0
[31535.102369] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31535.102553] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31535.102826] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31535.103074] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31535.103331] ---[ end trace b600c386fb5e20b8 ]---
[31535.103628] ------------[ cut here ]------------
[31535.103861] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31535.104269] 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
[31535.105906] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31535.112479] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31535.112748] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31535.112950] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31535.113125] 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
[31535.113577] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31535.113752] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31535.113962] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31535.114174] RBP: 0000000000000000 R08: ffff8a8704854970 R09: 0000000000000000
[31535.114396] R10: ffff8a8704890d01 R11: 0000000000000002 R12: ffff8a8764f5d000
[31535.114679] R13: ffff8a8706365120 R14: ffff8a8704854888 R15: ffff8a8704854930
[31535.114966] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31535.115335] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31535.115580] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31535.115881] Call Trace:
[31535.116057]  
[31535.116226]  ? lock_release+0x1f0/0x2d0
[31535.116433]  ? _raw_spin_unlock+0x29/0x40
[31535.116661]  ? join_transaction+0x12a/0x490
[31535.116882]  btrfs_run_delayed_refs+0x86/0x210
[31535.117038]  flush_space+0x3c8/0x5f0
[31535.117177]  ? _raw_spin_trylock_bh+0x31/0x70
[31535.117330]  ? rcu_read_lock_sched_held+0x12/0x60
[31535.117489]  ? lock_release+0x1f0/0x2d0
[31535.117651]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31535.117832]  process_one_work+0x270/0x5a0
[31535.117980]  worker_thread+0x55/0x3c0
[31535.118117]  ? process_one_work+0x5a0/0x5a0
[31535.118261]  kthread+0x174/0x1a0
[31535.118395]  ? set_kthread_struct+0x40/0x40
[31535.118544]  ret_from_fork+0x1f/0x30
[31535.118695]  
[31535.118817] irq event stamp: 0
[31535.118949] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31535.119130] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31535.119377] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31535.119646] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31535.119831] ---[ end trace b600c386fb5e20b9 ]---
[31535.120025] ------------[ cut here ]------------
[31535.120182] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31535.120460] 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
[31535.121877] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31535.122137] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31535.122394] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31535.122583] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31535.122765] 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
[31535.123223] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31535.123388] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31535.123588] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31535.123799] RBP: 0000000000000000 R08: ffff8a8704a69358 R09: 0000000000000000
[31535.123998] R10: ffff8a8704854801 R11: 0000000000000002 R12: ffff8a8704a6aa10
[31535.124196] R13: ffff8a8706365120 R14: ffff8a8704a69270 R15: ffff8a8704a69318
[31535.124390] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31535.124648] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31535.124828] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31535.125024] Call Trace:
[31535.125144]  
[31535.125257]  ? lock_release+0x1f0/0x2d0
[31535.125404]  ? _raw_spin_unlock+0x29/0x40
[31535.125554]  ? join_transaction+0x12a/0x490
[31535.125714]  btrfs_run_delayed_refs+0x86/0x210
[31535.125873]  flush_space+0x3c8/0x5f0
[31535.126013]  ? _raw_spin_trylock_bh+0x31/0x70
[31535.126165]  ? rcu_read_lock_sched_held+0x12/0x60
[31535.126321]  ? lock_release+0x1f0/0x2d0
[31535.126465]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31535.126650]  process_one_work+0x270/0x5a0
[31535.126810]  worker_thread+0x55/0x3c0
[31535.126963]  ? process_one_work+0x5a0/0x5a0
[31535.127112]  kthread+0x174/0x1a0
[31535.127246]  ? set_kthread_struct+0x40/0x40
[31535.127390]  ret_from_fork+0x1f/0x30
[31535.127528]  
[31535.127657] irq event stamp: 0
[31535.127789] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31535.127969] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31535.128222] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31535.128467] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31535.128662] ---[ end trace b600c386fb5e20ba ]---
[31535.128859] ------------[ cut here ]------------
[31535.129017] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31535.129293] 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
[31535.130687] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31535.130948] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31535.131207] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31535.131396] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31535.131564] 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
[31535.132055] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31535.132221] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31535.132415] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31535.132616] RBP: 0000000000000000 R08: ffff8a8713841358 R09: 0000000000000000
[31535.132815] R10: ffff8a8704a69200 R11: 0000000000000002 R12: ffff8a876630f000
[31535.133005] R13: ffff8a8706365120 R14: ffff8a8713841270 R15: ffff8a8713841318
[31535.133198] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31535.133445] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31535.133629] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31535.133835] Call Trace:
[31535.133954]  
[31535.134071]  ? lock_release+0x1f0/0x2d0
[31535.134228]  ? _raw_spin_unlock+0x29/0x40
[31535.134375]  ? join_transaction+0x12a/0x490
[31535.134526]  btrfs_run_delayed_refs+0x86/0x210
[31535.134698]  flush_space+0x3c8/0x5f0
[31535.134849]  ? _raw_spin_trylock_bh+0x31/0x70
[31535.135015]  ? rcu_read_lock_sched_held+0x12/0x60
[31535.135174]  ? lock_release+0x1f0/0x2d0
[31535.135320]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31535.135489]  process_one_work+0x270/0x5a0
[31535.135646]  worker_thread+0x55/0x3c0
[31535.135820]  ? process_one_work+0x5a0/0x5a0
[31535.135974]  kthread+0x174/0x1a0
[31535.136103]  ? set_kthread_struct+0x40/0x40
[31535.136251]  ret_from_fork+0x1f/0x30
[31535.136392]  
[31535.136507] irq event stamp: 0
[31535.136663] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31535.136855] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31535.137109] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31535.137372] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31535.137555] ---[ end trace b600c386fb5e20bb ]---
[31535.137770] ------------[ cut here ]------------
[31535.137930] WARNING: CPU: 1 PID: 2071734 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31535.138224] 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
[31535.139650] CPU: 1 PID: 2071734 Comm: kworker/u4:10 Tainted: G        W         5.16.0-rc4+ #531
[31535.140380] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31535.140644] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[31535.140864] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31535.141035] 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
[31535.141504] RSP: 0018:ffffa9d4c52d7c40 EFLAGS: 00010202
[31535.147206] RAX: 000000000000000d RBX: ffff8a873c2de800 RCX: 0000000000000000
[31535.147405] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31535.147610] RBP: 0000000000000000 R08: ffff8a8713e16aa8 R09: 0000000000000000
[31535.147812] R10: ffff8a8713841201 R11: 0000000000000002 R12: ffff8a8713e14230
[31535.148013] R13: ffff8a8706365120 R14: ffff8a8713e169c0 R15: ffff8a8713e16a68
[31535.148207] FS:  0000000000000000(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31535.148451] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31535.148638] CR2: 0000000000aa4000 CR3: 0000000105df4001 CR4: 0000000000370ee0
[31535.148843] Call Trace:
[31535.148967]  
[31535.149081]  ? lock_release+0x1f0/0x2d0
[31535.149225]  ? _raw_spin_unlock+0x29/0x40
[31535.149378]  ? join_transaction+0x12a/0x490
[31535.149526]  btrfs_run_delayed_refs+0x86/0x210
[31535.149693]  flush_space+0x3c8/0x5f0
[31535.149840]  ? _raw_spin_trylock_bh+0x31/0x70
[31535.149993]  ? rcu_read_lock_sched_held+0x12/0x60
[31535.150148]  ? lock_release+0x1f0/0x2d0
[31535.150289]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[31535.150469]  process_one_work+0x270/0x5a0
[31535.150648]  worker_thread+0x55/0x3c0
[31535.150793]  ? process_one_work+0x5a0/0x5a0
[31535.150940]  kthread+0x174/0x1a0
[31535.151074]  ? set_kthread_struct+0x40/0x40
[31535.151220]  ret_from_fork+0x1f/0x30
[31535.151360]  
[31535.151478] irq event stamp: 0
[31535.151622] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31535.151808] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31535.152056] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31535.152306] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31535.152490] ---[ end trace b600c386fb5e20bc ]---
[31535.501225] BTRFS info (device dm-11): flagging fs with big metadata feature
[31535.501459] BTRFS info (device dm-11): use zstd compression, level 3
[31535.501668] BTRFS info (device dm-11): turning on async discard
[31535.501854] BTRFS info (device dm-11): disk space caching is enabled
[31535.502035] BTRFS info (device dm-11): has skinny extents
[31535.503640] BTRFS info (device dm-11): start tree-log replay
[31535.528232] loop0: detected capacity change from 0 to 6629376
[31535.548478] BTRFS info (device loop0): flagging fs with big metadata feature
[31535.548719] BTRFS info (device loop0): disk space caching is enabled
[31535.548918] BTRFS info (device loop0): has skinny extents
[31535.654587] BTRFS info (device loop0): enabling ssd optimizations
[31535.670855] BTRFS error (device loop0): error reading free space cache
[31535.671070] BTRFS warning (device loop0): failed to load free space cache for block group 30408704, rebuilding it now
[31535.674438] BTRFS error (device loop0): error loading props for ino 261 (root 5): -5
[31535.675145] BTRFS error (device loop0): error reading free space cache
[31535.675419] BTRFS warning (device loop0): failed to load free space cache for block group 298844160, rebuilding it now
[31535.676831] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[31535.678522] BTRFS: error (device loop0) in __btrfs_free_extent:3081: errno=-5 IO failure
[31535.678859] BTRFS info (device loop0): forced readonly
[31535.679086] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2161: errno=-5 IO failure
[31535.806574] BTRFS: error (device dm-11) in __btrfs_free_extent:3081: errno=-5 IO failure
[31535.806870] BTRFS info (device dm-11): forced readonly
[31535.807035] BTRFS: error (device dm-11) in btrfs_run_delayed_refs:2161: errno=-5 IO failure
[31537.712354] BTRFS info (device dm-11): flagging fs with big metadata feature
[31537.712594] BTRFS info (device dm-11): use zstd compression, level 3
[31537.712790] BTRFS info (device dm-11): turning on async discard
[31537.712968] BTRFS info (device dm-11): disk space caching is enabled
[31537.713150] BTRFS info (device dm-11): has skinny extents
[31537.729337] loop0: detected capacity change from 0 to 6629376
[31537.750808] BTRFS info (device loop0): flagging fs with big metadata feature
[31537.751032] BTRFS info (device loop0): disk space caching is enabled
[31537.751246] BTRFS info (device loop0): has skinny extents
[31537.867882] BTRFS info (device loop0): enabling ssd optimizations
[31539.880751] BTRFS warning (device dm-11): lost page write due to IO error on /dev/mapper/error-test (-5)
[31539.881042] btrfs_dev_stat_print_on_error: 297 callbacks suppressed
[31539.881044] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 1, rd 0, flush 0, corrupt 0, gen 0
[31539.881514] BTRFS error (device dm-11): error writing primary super block to device 1
[31539.881787] BTRFS: error (device dm-11) in write_all_supers:4391: errno=-5 IO failure (1 errors while writing supers)
[31539.882322] BTRFS info (device dm-11): forced readonly
[31539.882602] BTRFS: error (device dm-11) in btrfs_sync_log:3360: errno=-5 IO failure
[31539.882875] loop: Write error at byte offset 730218496, length 4096.
[31539.883760] blk_print_req_error: 115 callbacks suppressed
[31539.883762] I/O error, dev loop0, sector 128 op 0x1:(WRITE) flags 0x3800 phys_seg 1 prio class 0
[31539.884267] BTRFS warning (device loop0): lost page write due to IO error on /dev/loop0 (-5)
[31539.884521] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 1, rd 0, flush 0, corrupt 0, gen 0
[31539.884826] I/O error, dev loop0, sector 1426208 op 0x1:(WRITE) flags 0x800 phys_seg 9 prio class 0
[31539.885088] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 2, rd 0, flush 0, corrupt 0, gen 0
[31539.885356] BTRFS error (device loop0): error writing primary super block to device 1
[31539.885359] BTRFS: error (device loop0) in write_all_supers:4391: errno=-5 IO failure (1 errors while writing supers)
[31539.885878] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[31539.885923] BTRFS info (device loop0): forced readonly
[31539.886322] BTRFS: error (device loop0) in btrfs_sync_log:3360: errno=-5 IO failure
[31539.887735] loop: Write error at byte offset 845778944, length 4096.
[31539.887938] loop: Write error at byte offset 914698240, length 4096.
[31539.888123] loop: Write error at byte offset 854327296, length 4096.
[31539.888308] loop: Write error at byte offset 845926400, length 4096.
[31539.888530] loop: Write error at byte offset 852525056, length 4096.
[31539.888744] I/O error, dev loop0, sector 1651912 op 0x1:(WRITE) flags 0x0 phys_seg 1 prio class 0
[31539.889014] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 3, rd 0, flush 0, corrupt 0, gen 0
[31539.889290] I/O error, dev loop0, sector 1786520 op 0x1:(WRITE) flags 0x0 phys_seg 1 prio class 0
[31539.889548] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 4, rd 0, flush 0, corrupt 0, gen 0
[31539.889842] I/O error, dev loop0, sector 1668608 op 0x1:(WRITE) flags 0x0 phys_seg 2 prio class 0
[31539.890103] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 5, rd 0, flush 0, corrupt 0, gen 0
[31539.890379] I/O error, dev loop0, sector 1652200 op 0x1:(WRITE) flags 0x0 phys_seg 1 prio class 0
[31539.890530] BTRFS warning (device loop0): Skipping commit of aborted transaction.
[31539.890649] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 6, rd 0, flush 0, corrupt 0, gen 0
[31539.890901] BTRFS: error (device loop0) in cleanup_transaction:1913: errno=-5 IO failure
[31539.891166] I/O error, dev loop0, sector 1665088 op 0x1:(WRITE) flags 0x0 phys_seg 2 prio class 0
[31539.891671] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 7, rd 0, flush 0, corrupt 0, gen 0
[31539.892458] loop: Write error at byte offset 914714624, length 4096.
[31539.892661] loop: Write error at byte offset 731791360, length 4096.
[31539.892852] loop: Write error at byte offset 845930496, length 4096.
[31539.893034] loop: Write error at byte offset 914817024, length 4096.
[31539.893260] I/O error, dev loop0, sector 1786552 op 0x1:(WRITE) flags 0x0 phys_seg 3 prio class 0
[31539.893524] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 8, rd 0, flush 0, corrupt 0, gen 0
[31539.893819] I/O error, dev loop0, sector 1429280 op 0x1:(WRITE) flags 0x0 phys_seg 3 prio class 0
[31539.894079] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 9, rd 0, flush 0, corrupt 0, gen 0
[31539.894357] I/O error, dev loop0, sector 1652208 op 0x1:(WRITE) flags 0x0 phys_seg 1 prio class 0
[31541.137585] BTRFS info (device dm-11): flagging fs with big metadata feature
[31541.137813] BTRFS info (device dm-11): use zstd compression, level 3
[31541.137998] BTRFS info (device dm-11): turning on async discard
[31541.138181] BTRFS info (device dm-11): disk space caching is enabled
[31541.138361] BTRFS info (device dm-11): has skinny extents
[31541.140994] BTRFS info (device dm-11): start tree-log replay
[31541.195310] loop0: detected capacity change from 0 to 6629376
[31541.207798] BTRFS info (device loop0): flagging fs with big metadata feature
[31541.208014] BTRFS info (device loop0): disk space caching is enabled
[31541.208196] BTRFS info (device loop0): has skinny extents
[31541.228015] BTRFS info (device loop0): enabling ssd optimizations
[31541.254576] BTRFS: error (device dm-11) in __btrfs_free_extent:3081: errno=-5 IO failure
[31541.254853] BTRFS info (device dm-11): forced readonly
[31541.255019] BTRFS: error (device dm-11) in btrfs_run_delayed_refs:2161: errno=-5 IO failure
[31541.255301] BTRFS: error (device dm-11) in __btrfs_free_extent:3081: errno=-5 IO failure
[31541.255570] BTRFS: error (device dm-11) in btrfs_run_delayed_refs:2161: errno=-5 IO failure
[31541.262369] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[31541.280088] BTRFS: error (device loop0) in __btrfs_update_delayed_inode:999: errno=-5 IO failure
[31541.280372] BTRFS info (device loop0): forced readonly
[31541.280603] BTRFS: error (device loop0) in __btrfs_run_delayed_items:1092: errno=-5 IO failure
[31541.280875] BTRFS warning (device loop0): Skipping commit of aborted transaction.
[31541.286719] BTRFS: error (device loop0) in cleanup_transaction:1913: errno=-5 IO failure
[31543.337953] BTRFS info (device dm-11): flagging fs with big metadata feature
[31543.338176] BTRFS info (device dm-11): use zstd compression, level 3
[31543.338364] BTRFS info (device dm-11): turning on async discard
[31543.338561] BTRFS info (device dm-11): disk space caching is enabled
[31543.338757] BTRFS info (device dm-11): has skinny extents
[31543.353177] loop0: detected capacity change from 0 to 6629376
[31543.376016] BTRFS info (device loop0): flagging fs with big metadata feature
[31543.376332] BTRFS info (device loop0): disk space caching is enabled
[31543.376618] BTRFS info (device loop0): has skinny extents
[31543.402963] BTRFS info (device loop0): enabling ssd optimizations
[31543.527538] BTRFS info (device loop0): the free space cache file (298844160) is invalid, skip it
[31544.415973] BTRFS warning (device dm-11): lost page write due to IO error on /dev/mapper/error-test (-5)
[31544.416276] BTRFS warning (device dm-11): lost page write due to IO error on /dev/mapper/error-test (-5)
[31544.416578] BTRFS error (device dm-11): error writing primary super block to device 1
[31544.416828] BTRFS: error (device dm-11) in write_all_supers:4391: errno=-5 IO failure (1 errors while writing supers)
[31544.417125] BTRFS info (device dm-11): forced readonly
[31544.417456] BTRFS warning (device dm-11): Skipping commit of aborted transaction.
[31544.417714] BTRFS: error (device dm-11) in cleanup_transaction:1913: errno=-5 IO failure
[31544.418034] BTRFS: error (device dm-11) in btrfs_sync_log:3349: errno=-5 IO failure
[31544.418670] BTRFS warning (device loop0): chunk 13631488 missing 1 devices, max tolerance is 0 for writable mount
[31544.418964] BTRFS: error (device loop0) in write_all_supers:4321: errno=-5 IO failure (errors while submitting device barriers.)
[31544.419269] BTRFS info (device loop0): forced readonly
[31544.419434] BTRFS warning (device loop0): Skipping commit of aborted transaction.
[31544.419468] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[31544.419863] BTRFS: error (device loop0) in cleanup_transaction:1913: errno=-5 IO failure
[31544.421314] BTRFS warning (device loop0): Skipping commit of aborted transaction.
[31544.421932] BTRFS: error (device loop0) in cleanup_transaction:1913: errno=-5 IO failure
[31545.589390] BTRFS info (device dm-11): flagging fs with big metadata feature
[31545.589621] BTRFS info (device dm-11): use zstd compression, level 3
[31545.589816] BTRFS info (device dm-11): turning on async discard
[31545.589994] BTRFS info (device dm-11): disk space caching is enabled
[31545.590174] BTRFS info (device dm-11): has skinny extents
[31545.592194] BTRFS info (device dm-11): start tree-log replay
[31545.636153] loop0: detected capacity change from 0 to 6629376
[31545.657266] BTRFS info (device loop0): flagging fs with big metadata feature
[31545.657488] BTRFS info (device loop0): disk space caching is enabled
[31545.657723] BTRFS info (device loop0): has skinny extents
[31545.686528] BTRFS info (device loop0): enabling ssd optimizations
[31545.711693] btrfs_dev_stat_print_on_error: 172 callbacks suppressed
[31545.711697] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 0, rd 1, flush 0, corrupt 0, gen 0
[31545.712243] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 0, rd 2, flush 0, corrupt 0, gen 0
[31545.712797] blk_print_req_error: 97 callbacks suppressed
[31545.712799] I/O error, dev loop0, sector 131392 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[31545.713234] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 0, rd 1, flush 0, corrupt 0, gen 0
[31545.715456] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[31545.716970] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 0, rd 3, flush 0, corrupt 0, gen 0
[31545.717298] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 0, rd 4, flush 0, corrupt 0, gen 0
[31545.717719] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 0, rd 5, flush 0, corrupt 0, gen 0
[31545.718027] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 0, rd 6, flush 0, corrupt 0, gen 0
[31545.718333] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 0, rd 7, flush 0, corrupt 0, gen 0
[31545.719483] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 0, rd 8, flush 0, corrupt 0, gen 0
[31545.719883] I/O error, dev loop0, sector 655680 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[31545.720155] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 0, rd 2, flush 0, corrupt 0, gen 0
[31545.721159] I/O error, dev loop0, sector 89920 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[31545.721484] I/O error, dev loop0, sector 614208 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[31545.721947] I/O error, dev loop0, sector 89920 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[31545.722243] I/O error, dev loop0, sector 614208 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[31545.722832] I/O error, dev loop0, sector 89216 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[31545.723225] I/O error, dev loop0, sector 613504 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[31545.724308] I/O error, dev loop0, sector 100768 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[31545.724654] I/O error, dev loop0, sector 625056 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[31545.727270] BTRFS warning (device loop0): chunk 13631488 missing 1 devices, max tolerance is 0 for writable mount
[31545.727707] BTRFS: error (device loop0) in write_all_supers:4321: errno=-5 IO failure (errors while submitting device barriers.)
[31545.728018] BTRFS info (device loop0): forced readonly
[31545.728183] BTRFS: error (device loop0) in btrfs_sync_log:3360: errno=-5 IO failure
[31545.729532] btrfs_lookup_bio_sums: 25 callbacks suppressed
[31545.729534] BTRFS warning (device dm-11): csum hole found for disk bytenr range [21782528, 21786624)
[31545.730702] BTRFS warning (device dm-11): csum hole found for disk bytenr range [21786624, 21790720)
[31545.730974] BTRFS warning (device dm-11): csum hole found for disk bytenr range [21790720, 21794816)
[31545.731617] BTRFS warning (device dm-11): csum hole found for disk bytenr range [359047168, 359051264)
[31545.732127] BTRFS warning (device dm-11): csum hole found for disk bytenr range [359051264, 359055360)
[31545.732723] BTRFS warning (device dm-11): csum hole found for disk bytenr range [359055360, 359059456)
[31545.733110] BTRFS error (device loop0): error reading free space cache
[31545.733121] BTRFS warning (device dm-11): csum hole found for disk bytenr range [359100416, 359104512)
[31545.733400] BTRFS warning (device loop0): failed to load free space cache for block group 298844160, rebuilding it now
[31545.733723] BTRFS warning (device dm-11): csum hole found for disk bytenr range [359104512, 359108608)
[31545.733730] BTRFS warning (device dm-11): csum hole found for disk bytenr range [359108608, 359112704)
[31545.734903] lo_write_bvec: 53 callbacks suppressed
[31545.734905] loop: Write error at byte offset 576024576, length 4096.
[31545.734911] ------------[ cut here ]------------
[31545.735485] WARNING: CPU: 0 PID: 2106011 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31545.735790] 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
[31545.737163] CPU: 0 PID: 2106011 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31545.737419] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31545.737675] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31545.737854] 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
[31545.738309] RSP: 0018:ffffa9d4c0b0f988 EFLAGS: 00010202
[31545.738470] RAX: 000000000000000d RBX: ffff8a8705298000 RCX: 0000000000000000
[31545.738671] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31545.738868] RBP: 0000000000000000 R08: ffff8a870558a220 R09: 0000000000000000
[31545.739062] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8a866861ba90
[31545.739256] R13: ffff8a8654dc99c0 R14: ffff8a870558a138 R15: ffff8a870558a1e0
[31545.739451] FS:  00007fda40b20740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[31545.739711] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31545.739882] CR2: 0000000001b09b58 CR3: 000000012b464002 CR4: 0000000000370ef0
[31545.740074] Call Trace:
[31545.740192]  
[31545.740305]  ? btrfs_get_32+0x30/0xf0
[31545.740447]  ? __mutex_lock+0x80/0x8a0
[31545.740599]  ? __mutex_lock+0xda/0x8a0
[31545.740749]  ? rcu_read_lock_sched_held+0x12/0x60
[31545.740915]  ? lock_release+0x1f0/0x2d0
[31545.741107]  btrfs_run_delayed_refs+0x86/0x210
[31545.741267]  ? __mutex_unlock_slowpath+0x35/0x260
[31545.741430]  btrfs_start_dirty_block_groups+0x2af/0x540
[31545.741609]  btrfs_commit_transaction+0x85e/0xad0
[31545.741775]  ? _raw_spin_unlock+0x29/0x40
[31545.741939]  ? btrfs_block_rsv_release+0x173/0x1e0
[31545.742097]  create_subvol+0x567/0x9a0
[31545.742243]  btrfs_mksubvol+0x447/0x4c0
[31545.742383]  ? preempt_count_add+0x49/0xa0
[31545.742538]  __btrfs_ioctl_snap_create+0x123/0x190
[31545.742703]  ? _copy_from_user+0x65/0xa0
[31545.742844]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[31545.748557]  btrfs_ioctl+0x105/0x3160
[31545.748706]  ? rcu_read_lock_sched_held+0x12/0x60
[31545.748862]  ? lock_release+0x1f0/0x2d0
[31545.749007]  ? __x64_sys_ioctl+0x80/0xb0
[31545.749151]  __x64_sys_ioctl+0x80/0xb0
[31545.749291]  do_syscall_64+0x38/0x90
[31545.749432]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31545.749604] RIP: 0033:0x7fda40c1b4cb
[31545.749758] 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
[31545.750224] RSP: 002b:00007ffcc0f90018 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[31545.750459] RAX: ffffffffffffffda RBX: 00007ffcc0f91060 RCX: 00007fda40c1b4cb
[31545.750659] RDX: 00007ffcc0f90020 RSI: 0000000050009418 RDI: 0000000000000003
[31545.750886] RBP: 0000000000000002 R08: 0000000000000000 R09: 00007ffcc0f91cc7
[31545.751092] R10: 00000000004010ca R11: 0000000000000202 R12: 0000000000000003
[31545.751295] R13: 00007ffcc0f90020 R14: 00000000004063d0 R15: 00007fda40b206c8
[31545.751498]  
[31545.751629] irq event stamp: 0
[31545.751766] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31545.751944] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31545.752191] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31545.752438] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31545.752630] ---[ end trace b600c386fb5e20bd ]---
[31545.752914] ------------[ cut here ]------------
[31545.753133] WARNING: CPU: 1 PID: 2106011 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31545.753622] 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
[31545.755699] CPU: 1 PID: 2106011 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31545.756078] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31545.756410] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31545.756657] 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
[31545.757301] RSP: 0018:ffffa9d4c0b0f988 EFLAGS: 00010202
[31545.757550] RAX: 000000000000000d RBX: ffff8a8705298000 RCX: 0000000000000000
[31545.757865] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31545.758166] RBP: 0000000000000000 R08: ffff8a87044a9f98 R09: 0000000000000000
[31545.758469] R10: ffff8a870558a100 R11: ffff8a8716644208 R12: ffff8a8747a407e0
[31545.758792] R13: ffff8a8654dc99c0 R14: ffff8a87044a9ea0 R15: ffff8a87044a9f48
[31545.759096] FS:  00007fda40b20740(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31545.759475] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31545.760574] CR2: 0000557cbd966418 CR3: 000000012b464003 CR4: 0000000000370ee0
[31545.760900] Call Trace:
[31545.761078]  
[31545.761250]  ? __mutex_lock+0x80/0x8a0
[31545.761466]  ? __mutex_lock+0xda/0x8a0
[31545.761715]  ? rcu_read_lock_sched_held+0x12/0x60
[31545.761961]  ? lock_release+0x1f0/0x2d0
[31545.762176]  btrfs_run_delayed_refs+0x86/0x210
[31545.762420]  ? __mutex_unlock_slowpath+0x35/0x260
[31545.762701]  btrfs_start_dirty_block_groups+0x2af/0x540
[31545.762977]  btrfs_commit_transaction+0x85e/0xad0
[31545.763181]  ? _raw_spin_unlock+0x29/0x40
[31545.763329]  ? btrfs_block_rsv_release+0x173/0x1e0
[31545.763566]  create_subvol+0x567/0x9a0
[31545.763739]  btrfs_mksubvol+0x447/0x4c0
[31545.763922]  ? preempt_count_add+0x49/0xa0
[31545.764076]  __btrfs_ioctl_snap_create+0x123/0x190
[31545.764266]  ? _copy_from_user+0x65/0xa0
[31545.764419]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[31545.764590]  btrfs_ioctl+0x105/0x3160
[31545.764774]  ? rcu_read_lock_sched_held+0x12/0x60
[31545.764938]  ? lock_release+0x1f0/0x2d0
[31545.765126]  ? __x64_sys_ioctl+0x80/0xb0
[31545.765335]  __x64_sys_ioctl+0x80/0xb0
[31545.765549]  do_syscall_64+0x38/0x90
[31545.765755]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31545.765988] RIP: 0033:0x7fda40c1b4cb
[31545.766209] 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
[31545.766903] RSP: 002b:00007ffcc0f90018 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[31545.767247] RAX: ffffffffffffffda RBX: 00007ffcc0f91060 RCX: 00007fda40c1b4cb
[31545.767563] RDX: 00007ffcc0f90020 RSI: 0000000050009418 RDI: 0000000000000003
[31545.767874] RBP: 0000000000000002 R08: 0000000000000000 R09: 00007ffcc0f91cc7
[31545.768156] R10: 00000000004010ca R11: 0000000000000202 R12: 0000000000000003
[31545.768435] R13: 00007ffcc0f90020 R14: 00000000004063d0 R15: 00007fda40b206c8
[31545.768762]  
[31545.768949] irq event stamp: 0
[31545.769149] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31545.769433] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31545.769836] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31545.770215] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31545.770476] ---[ end trace b600c386fb5e20be ]---
[31545.771232] ------------[ cut here ]------------
[31545.771473] WARNING: CPU: 1 PID: 2106011 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31545.771928] 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
[31545.773514] CPU: 1 PID: 2106011 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31545.773776] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31545.774027] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31545.774198] 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
[31545.774673] RSP: 0018:ffffa9d4c0b0f988 EFLAGS: 00010202
[31545.774841] RAX: 000000000000000d RBX: ffff8a8705298000 RCX: 0000000000000000
[31545.775088] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31545.775353] RBP: 0000000000000000 R08: ffff8a87044dc700 R09: 0000000000000000
[31545.775633] R10: ffff8a87044a9e00 R11: ffff8a8716645e08 R12: ffff8a872b482850
[31545.775903] R13: ffff8a8654dc99c0 R14: ffff8a87044dc618 R15: ffff8a87044dc6c0
[31545.776171] FS:  00007fda40b20740(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31545.776485] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31545.776485] BTRFS: error (device dm-11) in __btrfs_free_extent:3081: errno=-5 IO failure
[31545.776665] CR2: 0000557cbd966418 CR3: 000000012b464003 CR4: 0000000000370ee0
[31545.776937] BTRFS info (device dm-11): forced readonly
[31545.777135] Call Trace:
[31545.777298] BTRFS: error (device dm-11) in btrfs_run_delayed_refs:2161: errno=-5 IO failure
[31545.777415]  
[31545.777793]  ? __mutex_lock+0x80/0x8a0
[31545.777934]  ? __mutex_lock+0xda/0x8a0
[31545.778077]  ? lock_release+0x1d0/0x2d0
[31545.778223]  btrfs_run_delayed_refs+0x86/0x210
[31545.778372]  ? __mutex_unlock_slowpath+0x35/0x260
[31545.778537]  btrfs_start_dirty_block_groups+0x2af/0x540
[31545.778712]  btrfs_commit_transaction+0x85e/0xad0
[31545.778871]  ? _raw_spin_unlock+0x29/0x40
[31545.779014]  ? btrfs_block_rsv_release+0x173/0x1e0
[31545.779171]  create_subvol+0x567/0x9a0
[31545.779318]  btrfs_mksubvol+0x447/0x4c0
[31545.779461]  ? preempt_count_add+0x49/0xa0
[31545.779623]  __btrfs_ioctl_snap_create+0x123/0x190
[31545.779786]  ? _copy_from_user+0x65/0xa0
[31545.779934]  btrfs_ioctl_snap_create_v2+0xbb/0x140
[31545.780093]  btrfs_ioctl+0x105/0x3160
[31545.780247]  ? rcu_read_lock_sched_held+0x12/0x60
[31545.780413]  ? lock_release+0x1f0/0x2d0
[31545.780568]  ? __x64_sys_ioctl+0x80/0xb0
[31545.780719]  __x64_sys_ioctl+0x80/0xb0
[31545.780861]  do_syscall_64+0x38/0x90
[31545.781001]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31545.781164] RIP: 0033:0x7fda40c1b4cb
[31545.781304] 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
[31545.781780] RSP: 002b:00007ffcc0f90018 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[31545.782034] RAX: ffffffffffffffda RBX: 00007ffcc0f91060 RCX: 00007fda40c1b4cb
[31545.782232] RDX: 00007ffcc0f90020 RSI: 0000000050009418 RDI: 0000000000000003
[31545.782425] RBP: 0000000000000002 R08: 0000000000000000 R09: 00007ffcc0f91cc7
[31545.782634] R10: 00000000004010ca R11: 0000000000000202 R12: 0000000000000003
[31545.782835] R13: 00007ffcc0f90020 R14: 00000000004063d0 R15: 00007fda40b206c8
[31545.783033]  
[31545.783149] irq event stamp: 0
[31545.783279] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31545.783456] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31545.783716] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31545.783965] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31545.789634] ---[ end trace b600c386fb5e20bf ]---
[31545.790617] BTRFS warning (device dm-11): csum hole found for disk bytenr range [358969344, 358973440)
[31545.791020] BTRFS: error (device loop0) in __btrfs_free_extent:3081: errno=-5 IO failure
[31545.791277] BTRFS: error (device loop0) in btrfs_run_delayed_refs:2161: errno=-5 IO failure
[31547.800147] BTRFS info (device dm-11): flagging fs with big metadata feature
[31547.800371] BTRFS info (device dm-11): use zstd compression, level 3
[31547.800602] BTRFS info (device dm-11): turning on async discard
[31547.800786] BTRFS info (device dm-11): disk space caching is enabled
[31547.800968] BTRFS info (device dm-11): has skinny extents
[31547.814675] loop0: detected capacity change from 0 to 6629376
[31547.828370] BTRFS info (device loop0): flagging fs with big metadata feature
[31547.828685] BTRFS info (device loop0): disk space caching is enabled
[31547.828957] BTRFS info (device loop0): has skinny extents
[31547.870204] BTRFS info (device loop0): enabling ssd optimizations
[31547.894999] BTRFS: error (device dm-11) in __btrfs_free_extent:3081: errno=-5 IO failure
[31547.895274] BTRFS info (device dm-11): forced readonly
[31547.895441] BTRFS: error (device dm-11) in btrfs_run_delayed_refs:2161: errno=-5 IO failure
[31547.896087] loop: Write error at byte offset 38797312, length 4096.
[31547.896376] BTRFS: error (device dm-11) in __btrfs_free_extent:3081: errno=-5 IO failure
[31547.896380] loop: Write error at byte offset 307232768, length 4096.
[31547.896650] loop: Write error at byte offset 38862848, length 4096.
[31547.896849] BTRFS: error (device dm-11) in btrfs_run_delayed_refs:2161: errno=-5 IO failure
[31547.897023] loop: Write error at byte offset 307298304, length 4096.
[31547.897455] loop: Write error at byte offset 38928384, length 4096.
[31547.897650] loop: Write error at byte offset 307363840, length 4096.
[31547.902526] BTRFS error (device loop0): error reading free space cache
[31547.902736] BTRFS warning (device loop0): failed to load free space cache for block group 298844160, rebuilding it now
[31547.903911] loop: Write error at byte offset 928112640, length 4096.
[31547.904225] loop: Write error at byte offset 927989760, length 4096.
[31547.905739] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[31547.907900] loop: Write error at byte offset 927989760, length 4096.
[31547.908945] BTRFS: error (device loop0) in create_subvol:680: errno=-5 IO failure
[31547.909184] BTRFS info (device loop0): forced readonly
[31549.964366] BTRFS info (device dm-11): flagging fs with big metadata feature
[31549.964604] BTRFS info (device dm-11): use zstd compression, level 3
[31549.964797] BTRFS info (device dm-11): turning on async discard
[31549.964973] BTRFS info (device dm-11): disk space caching is enabled
[31549.965153] BTRFS info (device dm-11): has skinny extents
[31549.975435] loop0: detected capacity change from 0 to 6629376
[31549.995580] BTRFS info (device loop0): flagging fs with big metadata feature
[31549.995811] BTRFS info (device loop0): disk space caching is enabled
[31549.995997] BTRFS info (device loop0): has skinny extents
[31550.019067] BTRFS info (device loop0): enabling ssd optimizations
[31552.052073] btrfs_dev_stat_print_on_error: 223 callbacks suppressed
[31552.052078] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 1, rd 0, flush 0, corrupt 0, gen 0
[31552.053186] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 2, rd 0, flush 0, corrupt 0, gen 0
[31552.053883] blk_print_req_error: 90 callbacks suppressed
[31552.053886] I/O error, dev loop0, sector 0 op 0x1:(WRITE) flags 0x800 phys_seg 0 prio class 0
[31552.055396] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 3, rd 0, flush 0, corrupt 0, gen 0
[31552.056056] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 0, rd 0, flush 1, corrupt 0, gen 0
[31552.056646] BTRFS warning (device loop0): chunk 13631488 missing 1 devices, max tolerance is 0 for writable mount
[31552.057242] BTRFS: error (device loop0) in write_all_supers:4321: errno=-5 IO failure (errors while submitting device barriers.)
[31552.057919] BTRFS info (device loop0): forced readonly
[31552.058269] BTRFS: error (device loop0) in btrfs_sync_log:3360: errno=-5 IO failure
[31552.061110] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[31552.061365] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 4, rd 0, flush 0, corrupt 0, gen 0
[31552.062392] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 5, rd 0, flush 0, corrupt 0, gen 0
[31552.062925] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 6, rd 0, flush 0, corrupt 0, gen 0
[31552.063342] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 7, rd 0, flush 0, corrupt 0, gen 0
[31552.063697] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 8, rd 0, flush 0, corrupt 0, gen 0
[31552.064278] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 9, rd 0, flush 0, corrupt 0, gen 0
[31552.065273] BTRFS: error (device dm-11) in btrfs_commit_transaction:2310: errno=-5 IO failure (Error while writing out transaction)
[31552.065657] BTRFS info (device dm-11): forced readonly
[31552.065835] BTRFS warning (device dm-11): Skipping commit of aborted transaction.
[31552.066126] BTRFS: error (device dm-11) in cleanup_transaction:1913: errno=-5 IO failure
[31553.389057] BTRFS info (device dm-11): flagging fs with big metadata feature
[31553.389280] BTRFS info (device dm-11): use zstd compression, level 3
[31553.389487] BTRFS info (device dm-11): turning on async discard
[31553.389679] BTRFS info (device dm-11): disk space caching is enabled
[31553.389862] BTRFS info (device dm-11): has skinny extents
[31553.391602] BTRFS info (device dm-11): start tree-log replay
[31553.392020] BTRFS warning (device dm-11): block group 30408704 has wrong amount of free space
[31553.392292] BTRFS warning (device dm-11): failed to load free space cache for block group 30408704, rebuilding it now
[31553.441539] loop0: detected capacity change from 0 to 6629376
[31553.461905] BTRFS info (device loop0): flagging fs with big metadata feature
[31553.462234] BTRFS info (device loop0): disk space caching is enabled
[31553.462426] BTRFS info (device loop0): has skinny extents
[31553.482390] BTRFS info (device loop0): enabling ssd optimizations
[31554.509671] I/O error, dev loop0, sector 0 op 0x1:(WRITE) flags 0x800 phys_seg 0 prio class 0
[31554.510000] BTRFS warning (device loop0): chunk 13631488 missing 1 devices, max tolerance is 0 for writable mount
[31554.510296] BTRFS: error (device loop0) in write_all_supers:4321: errno=-5 IO failure (errors while submitting device barriers.)
[31554.510642] BTRFS info (device loop0): forced readonly
[31554.510821] BTRFS warning (device loop0): Skipping commit of aborted transaction.
[31554.511066] BTRFS: error (device loop0) in cleanup_transaction:1913: errno=-5 IO failure
[31554.513249] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[31554.542502] BTRFS: error (device dm-11) in __btrfs_update_delayed_inode:999: errno=-5 IO failure
[31554.542908] BTRFS info (device dm-11): forced readonly
[31554.542935] ------------[ cut here ]------------
[31554.543146] BTRFS: error (device dm-11) in __btrfs_run_delayed_items:1092: errno=-5 IO failure
[31554.543312] WARNING: CPU: 0 PID: 2106261 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31554.543695] BTRFS warning (device dm-11): Skipping commit of aborted transaction.
[31554.543975] Modules linked in: dm_thin_pool dm_persistent_data
[31554.544318] BTRFS: error (device dm-11) in cleanup_transaction:1913: errno=-5 IO failure
[31554.544503]  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
[31554.546075] CPU: 0 PID: 2106261 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31554.546333] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31554.546595] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31554.546776] 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
[31554.547234] RSP: 0018:ffffa9d4c1747d28 EFLAGS: 00010202
[31554.547396] RAX: 000000000000000d RBX: ffff8a870343f000 RCX: 0000000000000000
[31554.547607] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31554.547802] RBP: ffff8a87322d09e0 R08: ffff8a870466c230 R09: 0000000000000000
[31554.547996] R10: ffff8a8736316400 R11: ffff8a87048d0e08 R12: ffff8a8648779b60
[31554.548191] R13: ffff8a8706365d20 R14: ffff8a870466c138 R15: ffff8a870466c1e0
[31554.548390] FS:  00007fa56de8f740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[31554.548656] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31554.548829] CR2: 0000557cbdbc7a18 CR3: 0000000113ed2004 CR4: 0000000000370ef0
[31554.549025] Call Trace:
[31554.549145]  
[31554.549264]  btrfs_run_delayed_refs+0x86/0x210
[31554.549417]  btrfs_commit_transaction+0x59/0xad0
[31554.549586]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[31554.549759]  ? vfs_fsync_range+0x90/0x90
[31554.549906]  iterate_supers+0x85/0xf0
[31554.550044]  ksys_sync+0x50/0x80
[31554.550175]  __do_sys_sync+0xa/0x10
[31554.550312]  do_syscall_64+0x38/0x90
[31554.550462]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31554.550628] RIP: 0033:0x7fa56df8b3ab
[31554.550768] 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
[31554.551228] RSP: 002b:00007ffe1282e6d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a2
[31554.551476] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007fa56df8b3ab
[31554.552384] RDX: 00000000ffffffff RSI: 000000006e1da707 RDI: 00000000000000dc
[31554.552697] RBP: 028f5c28f5c28f5c R08: 0000000000000027 R09: 0000000000000000
[31554.559526] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000000000dc
[31554.559726] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007fa56de8f6c8
[31554.559924]  
[31554.560037] irq event stamp: 0
[31554.560167] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31554.560347] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31554.560609] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31554.560863] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31554.561042] ---[ end trace b600c386fb5e20c0 ]---
[31554.561254] ------------[ cut here ]------------
[31554.561418] WARNING: CPU: 1 PID: 2106261 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31554.561725] 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
[31554.563126] CPU: 1 PID: 2106261 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31554.563375] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31554.563652] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31554.563826] 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
[31554.564278] RSP: 0018:ffffa9d4c1747d28 EFLAGS: 00010202
[31554.564455] RAX: 000000000000000d RBX: ffff8a870343f000 RCX: 0000000000000000
[31554.564657] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31554.564852] RBP: ffff8a87322d05a0 R08: ffff8a8704016e60 R09: 0000000000000000
[31554.565049] R10: ffff8a870466c100 R11: ffff8a87048d0e08 R12: ffff8a8648779618
[31554.565244] R13: ffff8a8706365d20 R14: ffff8a8704016d68 R15: ffff8a8704016e10
[31554.565451] FS:  00007fa56de8f740(0000) GS:ffff8a877bd00000(0000) knlGS:0000000000000000
[31554.565697] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31554.565872] CR2: 00007f2a85269408 CR3: 0000000113ed2005 CR4: 0000000000370ee0
[31554.566068] Call Trace:
[31554.566188]  
[31554.566303]  btrfs_run_delayed_refs+0x86/0x210
[31554.566471]  btrfs_commit_transaction+0x59/0xad0
[31554.566633]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[31554.566799]  ? vfs_fsync_range+0x90/0x90
[31554.566940]  iterate_supers+0x85/0xf0
[31554.567081]  ksys_sync+0x50/0x80
[31554.567214]  __do_sys_sync+0xa/0x10
[31554.567348]  do_syscall_64+0x38/0x90
[31554.567502]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31554.567672] RIP: 0033:0x7fa56df8b3ab
[31554.567810] 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
[31554.568261] RSP: 002b:00007ffe1282e6d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a2
[31554.568512] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007fa56df8b3ab
[31554.568708] RDX: 00000000ffffffff RSI: 000000006e1da707 RDI: 00000000000000dc
[31554.568901] RBP: 028f5c28f5c28f5c R08: 0000000000000027 R09: 0000000000000000
[31554.569091] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000000000dc
[31554.569284] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007fa56de8f6c8
[31554.569488]  
[31554.569608] irq event stamp: 0
[31554.569739] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31554.569918] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31554.570161] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31554.570413] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31554.570606] ---[ end trace b600c386fb5e20c1 ]---
[31554.570814] ------------[ cut here ]------------
[31554.570974] WARNING: CPU: 0 PID: 2106261 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31554.571253] 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
[31554.572680] CPU: 0 PID: 2106261 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31554.572944] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31554.573216] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31554.573385] 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
[31554.573850] RSP: 0018:ffffa9d4c1747d28 EFLAGS: 00010202
[31554.574034] RAX: 000000000000000d RBX: ffff8a870343f000 RCX: 0000000000000000
[31554.574277] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31554.574482] RBP: ffff8a87322d0c40 R08: ffff8a873c237e60 R09: 0000000000000000
[31554.574684] R10: ffff8a8704016d00 R11: ffff8a87048d0e08 R12: ffff8a86487794e0
[31554.574875] R13: ffff8a8706365d20 R14: ffff8a873c237d68 R15: ffff8a873c237e10
[31554.575068] FS:  00007fa56de8f740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[31554.575311] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31554.575492] CR2: 00007f2a83ec8000 CR3: 0000000113ed2005 CR4: 0000000000370ef0
[31554.575694] Call Trace:
[31554.575815]  
[31554.575948]  btrfs_run_delayed_refs+0x86/0x210
[31554.576105]  btrfs_commit_transaction+0x59/0xad0
[31554.576260]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[31554.576443]  ? vfs_fsync_range+0x90/0x90
[31554.576605]  iterate_supers+0x85/0xf0
[31554.576768]  ksys_sync+0x50/0x80
[31554.576905]  __do_sys_sync+0xa/0x10
[31554.577069]  do_syscall_64+0x38/0x90
[31554.577211]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31554.577373] RIP: 0033:0x7fa56df8b3ab
[31554.577523] 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
[31554.577983] RSP: 002b:00007ffe1282e6d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a2
[31554.578220] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007fa56df8b3ab
[31554.578409] RDX: 00000000ffffffff RSI: 000000006e1da707 RDI: 00000000000000dc
[31554.578625] RBP: 028f5c28f5c28f5c R08: 0000000000000027 R09: 0000000000000000
[31554.578853] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000000000dc
[31554.579047] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007fa56de8f6c8
[31554.579243]  
[31554.579358] irq event stamp: 0
[31554.579508] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31554.579696] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31554.579971] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31554.580261] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31554.580455] ---[ end trace b600c386fb5e20c2 ]---
[31554.580666] ------------[ cut here ]------------
[31554.580828] WARNING: CPU: 0 PID: 2106261 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31554.581104] 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
[31554.583561] CPU: 0 PID: 2106261 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31554.583938] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31554.584195] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31554.584367] 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
[31554.585021] RSP: 0018:ffffa9d4c1747d28 EFLAGS: 00010202
[31554.585253] RAX: 000000000000000d RBX: ffff8a870343f000 RCX: 0000000000000000
[31554.585529] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31554.585760] RBP: ffff8a8731bbb840 R08: ffff8a8736316d28 R09: 0000000000000000
[31554.585949] R10: ffff8a873c237d00 R11: ffff8a87048d0e08 R12: ffff8a870eeb84e0
[31554.586141] R13: ffff8a8706365d20 R14: ffff8a8736316c30 R15: ffff8a8736316cd8
[31554.586332] FS:  00007fa56de8f740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[31554.586596] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31554.586842] CR2: 00007f2a83ec8000 CR3: 0000000113ed2005 CR4: 0000000000370ef0
[31554.587039] Call Trace:
[31554.587159]  
[31554.587274]  btrfs_run_delayed_refs+0x86/0x210
[31554.587445]  btrfs_commit_transaction+0x59/0xad0
[31554.587665]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[31554.587831]  ? vfs_fsync_range+0x90/0x90
[31554.587973]  iterate_supers+0x85/0xf0
[31554.588114]  ksys_sync+0x50/0x80
[31554.588248]  __do_sys_sync+0xa/0x10
[31554.588383]  do_syscall_64+0x38/0x90
[31554.588544]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31554.588781] RIP: 0033:0x7fa56df8b3ab
[31554.588939] 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
[31554.589393] RSP: 002b:00007ffe1282e6d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a2
[31554.595250] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007fa56df8b3ab
[31554.595511] RDX: 00000000ffffffff RSI: 000000006e1da707 RDI: 00000000000000dc
[31554.595735] RBP: 028f5c28f5c28f5c R08: 0000000000000027 R09: 0000000000000000
[31554.595930] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000000000dc
[31554.596123] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007fa56de8f6c8
[31554.596319]  
[31554.596450] irq event stamp: 0
[31554.596634] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31554.596832] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31554.597084] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31554.597331] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31554.597531] ---[ end trace b600c386fb5e20c3 ]---
[31554.597786] ------------[ cut here ]------------
[31554.597938] WARNING: CPU: 0 PID: 2106261 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31554.598219] 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
[31554.599608] CPU: 0 PID: 2106261 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31554.599915] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31554.600165] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31554.600336] 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
[31554.600897] RSP: 0018:ffffa9d4c1747d28 EFLAGS: 00010202
[31554.601092] RAX: 000000000000000d RBX: ffff8a870343f000 RCX: 0000000000000000
[31554.601282] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31554.601495] RBP: ffff8a8731bbbc60 R08: ffff8a872b4d7d28 R09: 0000000000000000
[31554.601734] R10: ffff8a8736316c00 R11: ffff8a87048d0e08 R12: ffff8a870eeb8d00
[31554.601928] R13: ffff8a8706365d20 R14: ffff8a872b4d7c30 R15: ffff8a872b4d7cd8
[31554.602123] FS:  00007fa56de8f740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[31554.602370] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31554.602559] CR2: 00007f2a83ec8000 CR3: 0000000113ed2005 CR4: 0000000000370ef0
[31554.602814] Call Trace:
[31554.602931]  
[31554.603048]  btrfs_run_delayed_refs+0x86/0x210
[31554.603200]  btrfs_commit_transaction+0x59/0xad0
[31554.603351]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[31554.603539]  ? vfs_fsync_range+0x90/0x90
[31554.603752]  iterate_supers+0x85/0xf0
[31554.603893]  ksys_sync+0x50/0x80
[31554.604022]  __do_sys_sync+0xa/0x10
[31554.604162]  do_syscall_64+0x38/0x90
[31554.604297]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31554.604482] RIP: 0033:0x7fa56df8b3ab
[31554.604685] 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
[31554.605163] RSP: 002b:00007ffe1282e6d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a2
[31554.605397] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007fa56df8b3ab
[31554.605615] RDX: 00000000ffffffff RSI: 000000006e1da707 RDI: 00000000000000dc
[31554.605850] RBP: 028f5c28f5c28f5c R08: 0000000000000027 R09: 0000000000000000
[31554.606043] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000000000dc
[31554.606236] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007fa56de8f6c8
[31554.606447]  
[31554.606614] irq event stamp: 0
[31554.606744] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31554.606925] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31554.607172] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31554.607423] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31554.607687] ---[ end trace b600c386fb5e20c4 ]---
[31554.607874] ------------[ cut here ]------------
[31554.608028] WARNING: CPU: 0 PID: 2106261 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31554.608310] 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
[31554.609721] CPU: 0 PID: 2106261 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31554.610048] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31554.610296] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31554.610494] 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
[31554.611024] RSP: 0018:ffffa9d4c1747d28 EFLAGS: 00010202
[31554.611189] RAX: 000000000000000d RBX: ffff8a870343f000 RCX: 0000000000000000
[31554.611382] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31554.611596] RBP: ffff8a8731bbb680 R08: ffff8a872b4d7e60 R09: 0000000000000000
[31554.611850] R10: ffff8a872b4d7c00 R11: ffff8a87048d0e08 R12: ffff8a870eeb8068
[31554.612046] R13: ffff8a8706365d20 R14: ffff8a872b4d7d68 R15: ffff8a872b4d7e10
[31554.612239] FS:  00007fa56de8f740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[31554.612512] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31554.613363] CR2: 00007f2a83ec8000 CR3: 0000000113ed2005 CR4: 0000000000370ef0
[31554.613580] Call Trace:
[31554.613791]  
[31554.613911]  btrfs_run_delayed_refs+0x86/0x210
[31554.614064]  btrfs_commit_transaction+0x59/0xad0
[31554.614218]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[31554.614387]  ? vfs_fsync_range+0x90/0x90
[31554.614557]  iterate_supers+0x85/0xf0
[31554.614760]  ksys_sync+0x50/0x80
[31554.614913]  __do_sys_sync+0xa/0x10
[31554.615051]  do_syscall_64+0x38/0x90
[31554.615187]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31554.615347] RIP: 0033:0x7fa56df8b3ab
[31554.615509] 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
[31554.616022] RSP: 002b:00007ffe1282e6d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a2
[31554.616255] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007fa56df8b3ab
[31554.616493] RDX: 00000000ffffffff RSI: 000000006e1da707 RDI: 00000000000000dc
[31554.616792] RBP: 028f5c28f5c28f5c R08: 0000000000000027 R09: 0000000000000000
[31554.616982] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000000000dc
[31554.617174] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007fa56de8f6c8
[31554.617367]  
[31554.617498] irq event stamp: 0
[31554.617691] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31554.617932] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31554.618176] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31554.618468] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31554.618709] ---[ end trace b600c386fb5e20c5 ]---
[31554.618906] ------------[ cut here ]------------
[31554.619057] WARNING: CPU: 0 PID: 2106261 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31554.619338] 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
[31554.620849] CPU: 0 PID: 2106261 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31554.621198] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31554.621479] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31554.621703] 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
[31554.622238] RSP: 0018:ffffa9d4c1747d28 EFLAGS: 00010202
[31554.622459] RAX: 000000000000000d RBX: ffff8a870343f000 RCX: 0000000000000000
[31554.622730] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31554.622964] RBP: ffff8a87322d0740 R08: ffff8a87167d3bf0 R09: 0000000000000000
[31554.623157] R10: ffff8a872b4d7d00 R11: ffff8a87048d0e08 R12: ffff8a86775073a8
[31554.623352] R13: ffff8a8706365d20 R14: ffff8a87167d3af8 R15: ffff8a87167d3ba0
[31554.623589] FS:  00007fa56de8f740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[31554.623948] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31554.624174] CR2: 00007f2a83ec8000 CR3: 0000000113ed2005 CR4: 0000000000370ef0
[31554.624389] Call Trace:
[31554.624531]  
[31554.624727]  btrfs_run_delayed_refs+0x86/0x210
[31554.624885]  btrfs_commit_transaction+0x59/0xad0
[31554.625040]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[31554.625208]  ? vfs_fsync_range+0x90/0x90
[31554.625351]  iterate_supers+0x85/0xf0
[31554.625512]  ksys_sync+0x50/0x80
[31554.625709]  __do_sys_sync+0xa/0x10
[31554.625868]  do_syscall_64+0x38/0x90
[31554.626005]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31554.626167] RIP: 0033:0x7fa56df8b3ab
[31554.626307] 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
[31554.632350] RSP: 002b:00007ffe1282e6d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a2
[31554.632672] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007fa56df8b3ab
[31554.632883] RDX: 00000000ffffffff RSI: 000000006e1da707 RDI: 00000000000000dc
[31554.633074] RBP: 028f5c28f5c28f5c R08: 0000000000000027 R09: 0000000000000000
[31554.633266] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000000000dc
[31554.633481] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007fa56de8f6c8
[31554.633731]  
[31554.633846] irq event stamp: 0
[31554.633969] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31554.634149] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31554.634398] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31554.634667] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31554.634917] ---[ end trace b600c386fb5e20c6 ]---
[31554.635115] ------------[ cut here ]------------
[31554.635270] WARNING: CPU: 0 PID: 2106261 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31554.635568] 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
[31554.637042] CPU: 0 PID: 2106261 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31554.637298] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31554.637577] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31554.637791] 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
[31554.638248] RSP: 0018:ffffa9d4c1747d28 EFLAGS: 00010202
[31554.638412] RAX: 000000000000000d RBX: ffff8a870343f000 RCX: 0000000000000000
[31554.638633] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31554.638898] RBP: ffff8a87322d0560 R08: ffff8a87137f5710 R09: 0000000000000000
[31554.639091] R10: ffff8a87167d3a00 R11: ffff8a87048d0e08 R12: ffff8a8677507c30
[31554.639284] R13: ffff8a8706365d20 R14: ffff8a87137f5618 R15: ffff8a87137f56c0
[31554.639498] FS:  00007fa56de8f740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[31554.639799] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31554.639971] CR2: 00007f2a83ec8000 CR3: 0000000113ed2005 CR4: 0000000000370ef0
[31554.640168] Call Trace:
[31554.640285]  
[31554.640400]  btrfs_run_delayed_refs+0x86/0x210
[31554.640578]  btrfs_commit_transaction+0x59/0xad0
[31554.640803]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[31554.641029]  ? vfs_fsync_range+0x90/0x90
[31554.641219]  iterate_supers+0x85/0xf0
[31554.641411]  ksys_sync+0x50/0x80
[31554.641616]  __do_sys_sync+0xa/0x10
[31554.641808]  do_syscall_64+0x38/0x90
[31554.642009]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31554.642235] RIP: 0033:0x7fa56df8b3ab
[31554.642437] 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
[31554.644083] RSP: 002b:00007ffe1282e6d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a2
[31554.644514] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007fa56df8b3ab
[31554.644799] RDX: 00000000ffffffff RSI: 000000006e1da707 RDI: 00000000000000dc
[31554.645115] RBP: 028f5c28f5c28f5c R08: 0000000000000027 R09: 0000000000000000
[31554.645393] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000000000dc
[31554.645670] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007fa56de8f6c8
[31554.645959]  
[31554.646127] irq event stamp: 0
[31554.646311] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31554.646574] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31554.646995] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31554.647367] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31554.647680] ---[ end trace b600c386fb5e20c7 ]---
[31554.647992] ------------[ cut here ]------------
[31554.648227] WARNING: CPU: 0 PID: 2106261 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31554.648661] 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
[31554.650624] CPU: 0 PID: 2106261 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31554.650984] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31554.651361] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31554.651625] 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
[31554.652286] RSP: 0018:ffffa9d4c1747d28 EFLAGS: 00010202
[31554.652539] RAX: 000000000000000d RBX: ffff8a870343f000 RCX: 0000000000000000
[31554.652817] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31554.653092] RBP: ffff8a8731bbb340 R08: ffff8a8713e8d848 R09: 0000000000000000
[31554.653367] R10: ffff8a87137f5600 R11: ffff8a87048d0e08 R12: ffff8a870a8afa90
[31554.653658] R13: ffff8a8706365d20 R14: ffff8a8713e8d750 R15: ffff8a8713e8d7f8
[31554.653934] FS:  00007fa56de8f740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[31554.654290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31554.654555] CR2: 00007f2a83ec8000 CR3: 0000000113ed2005 CR4: 0000000000370ef0
[31554.654837] Call Trace:
[31554.655009]  
[31554.655179]  btrfs_run_delayed_refs+0x86/0x210
[31554.655401]  btrfs_commit_transaction+0x59/0xad0
[31554.655644]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[31554.655879]  ? vfs_fsync_range+0x90/0x90
[31554.656090]  iterate_supers+0x85/0xf0
[31554.656295]  ksys_sync+0x50/0x80
[31554.656503]  __do_sys_sync+0xa/0x10
[31554.656701]  do_syscall_64+0x38/0x90
[31554.656905]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31554.657136] RIP: 0033:0x7fa56df8b3ab
[31554.657334] 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
[31554.658013] RSP: 002b:00007ffe1282e6d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a2
[31554.658362] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007fa56df8b3ab
[31554.658658] RDX: 00000000ffffffff RSI: 000000006e1da707 RDI: 00000000000000dc
[31554.658939] RBP: 028f5c28f5c28f5c R08: 0000000000000027 R09: 0000000000000000
[31554.659217] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000000000dc
[31554.659511] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007fa56de8f6c8
[31554.659799]  
[31554.659969] irq event stamp: 0
[31554.660154] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31554.660415] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31554.660798] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31554.661138] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31554.661395] ---[ end trace b600c386fb5e20c8 ]---
[31554.661687] ------------[ cut here ]------------
[31554.661902] WARNING: CPU: 0 PID: 2106261 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31554.662290] 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
[31554.664265] CPU: 0 PID: 2106261 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31554.664639] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31554.665014] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31554.665258] 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
[31554.665934] RSP: 0018:ffffa9d4c1747d28 EFLAGS: 00010202
[31554.666172] RAX: 000000000000000d RBX: ffff8a870343f000 RCX: 0000000000000000
[31554.666458] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31554.666736] RBP: ffff8a87322d0860 R08: ffff8a870366ff98 R09: 0000000000000000
[31554.667012] R10: ffff8a8713e8d700 R11: ffff8a87048d0e08 R12: ffff8a86058a5a28
[31554.667281] R13: ffff8a8706365d20 R14: ffff8a870366fea0 R15: ffff8a870366ff48
[31554.667563] FS:  00007fa56de8f740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[31554.667914] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31554.668160] CR2: 00007f2a83ec8000 CR3: 0000000113ed2005 CR4: 0000000000370ef0
[31554.668439] Call Trace:
[31554.668614]  
[31554.668779]  btrfs_run_delayed_refs+0x86/0x210
[31554.668988]  btrfs_commit_transaction+0x59/0xad0
[31554.669215]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[31554.669462]  ? vfs_fsync_range+0x90/0x90
[31554.669676]  iterate_supers+0x85/0xf0
[31554.669883]  ksys_sync+0x50/0x80
[31554.670073]  __do_sys_sync+0xa/0x10
[31554.670270]  do_syscall_64+0x38/0x90
[31554.670479]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31554.679877] RIP: 0033:0x7fa56df8b3ab
[31554.680086] 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
[31554.680759] RSP: 002b:00007ffe1282e6d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a2
[31554.681098] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007fa56df8b3ab
[31554.681378] RDX: 00000000ffffffff RSI: 000000006e1da707 RDI: 00000000000000dc
[31554.681671] RBP: 028f5c28f5c28f5c R08: 0000000000000027 R09: 0000000000000000
[31554.681948] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000000000dc
[31554.682213] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007fa56de8f6c8
[31554.682493]  
[31554.682658] irq event stamp: 0
[31554.682840] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31554.683104] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31554.683469] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31554.683835] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31554.684091] ---[ end trace b600c386fb5e20c9 ]---
[31554.684371] ------------[ cut here ]------------
[31554.684608] WARNING: CPU: 0 PID: 2106261 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31554.685017] 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
[31554.687030] CPU: 0 PID: 2106261 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31554.687400] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31554.687785] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31554.688035] 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
[31554.688684] RSP: 0018:ffffa9d4c1747d28 EFLAGS: 00010202
[31554.688912] RAX: 000000000000000d RBX: ffff8a870343f000 RCX: 0000000000000000
[31554.689171] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31554.689468] RBP: ffff8a87322d0160 R08: ffff8a87478d9e60 R09: 0000000000000000
[31554.689745] R10: ffff8a870366fe01 R11: ffff8a87048d0e08 R12: ffff8a86058a5750
[31554.690022] R13: ffff8a8706365d20 R14: ffff8a87478d9d68 R15: ffff8a87478d9e10
[31554.690296] FS:  00007fa56de8f740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[31554.690660] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31554.690899] CR2: 00007f2a83ec8000 CR3: 0000000113ed2005 CR4: 0000000000370ef0
[31554.691168] Call Trace:
[31554.691350]  
[31554.691530]  btrfs_run_delayed_refs+0x86/0x210
[31554.691751]  btrfs_commit_transaction+0x59/0xad0
[31554.691976]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[31554.692216]  ? vfs_fsync_range+0x90/0x90
[31554.692440]  iterate_supers+0x85/0xf0
[31554.692646]  ksys_sync+0x50/0x80
[31554.692845]  __do_sys_sync+0xa/0x10
[31554.693044]  do_syscall_64+0x38/0x90
[31554.693238]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31554.693480] RIP: 0033:0x7fa56df8b3ab
[31554.693685] 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
[31554.694333] RSP: 002b:00007ffe1282e6d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a2
[31554.694746] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007fa56df8b3ab
[31554.694945] RDX: 00000000ffffffff RSI: 000000006e1da707 RDI: 00000000000000dc
[31554.695136] RBP: 028f5c28f5c28f5c R08: 0000000000000027 R09: 0000000000000000
[31554.695329] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000000000dc
[31554.695534] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007fa56de8f6c8
[31554.695753]  
[31554.695866] irq event stamp: 0
[31554.695993] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31554.696173] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31554.696433] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31554.696694] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31554.696873] ---[ end trace b600c386fb5e20ca ]---
[31554.697071] ------------[ cut here ]------------
[31554.697226] WARNING: CPU: 0 PID: 2106261 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31554.697520] 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
[31554.698909] CPU: 0 PID: 2106261 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31554.699165] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31554.699414] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31554.699636] 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
[31554.700096] RSP: 0018:ffffa9d4c1747d28 EFLAGS: 00010202
[31554.700257] RAX: 000000000000000d RBX: ffff8a870343f000 RCX: 0000000000000000
[31554.700466] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31554.700664] RBP: ffff8a87322d07e0 R08: ffff8a87478d9230 R09: 0000000000000000
[31554.700859] R10: ffff8a87478d9d00 R11: ffff8a87048d0e08 R12: ffff8a8638b4f478
[31554.701051] R13: ffff8a8706365d20 R14: ffff8a87478d9138 R15: ffff8a87478d91e0
[31554.701246] FS:  00007fa56de8f740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[31554.701503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31554.701678] CR2: 00007f2a83ec8000 CR3: 0000000113ed2005 CR4: 0000000000370ef0
[31554.701876] Call Trace:
[31554.701998]  
[31554.702112]  btrfs_run_delayed_refs+0x86/0x210
[31554.702265]  btrfs_commit_transaction+0x59/0xad0
[31554.702433]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[31554.702606]  ? vfs_fsync_range+0x90/0x90
[31554.702747]  iterate_supers+0x85/0xf0
[31554.702885]  ksys_sync+0x50/0x80
[31554.703019]  __do_sys_sync+0xa/0x10
[31554.703152]  do_syscall_64+0x38/0x90
[31554.703295]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31554.703470] RIP: 0033:0x7fa56df8b3ab
[31554.703615] 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
[31554.705031] RSP: 002b:00007ffe1282e6d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a2
[31554.705415] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007fa56df8b3ab
[31554.705720] RDX: 00000000ffffffff RSI: 000000006e1da707 RDI: 00000000000000dc
[31554.706006] RBP: 028f5c28f5c28f5c R08: 0000000000000027 R09: 0000000000000000
[31554.706290] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000000000dc
[31554.706629] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007fa56de8f6c8
[31554.706920]  
[31554.707088] irq event stamp: 0
[31554.707303] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31554.707676] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31554.708054] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31554.708341] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31554.708543] ---[ end trace b600c386fb5e20cb ]---
[31554.708792] ------------[ cut here ]------------
[31554.708957] WARNING: CPU: 0 PID: 2106261 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31554.709252] 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
[31554.710695] CPU: 0 PID: 2106261 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31554.710951] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31554.711202] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31554.711375] 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
[31554.711845] RSP: 0018:ffffa9d4c1747d28 EFLAGS: 00010202
[31554.712008] RAX: 000000000000000d RBX: ffff8a870343f000 RCX: 0000000000000000
[31554.712203] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31554.712396] RBP: ffff8a87322d0060 R08: ffff8a87028530f8 R09: 0000000000000000
[31554.712605] R10: ffff8a87478d9100 R11: ffff8a87048d0e08 R12: ffff8a860289c2d8
[31554.712799] R13: ffff8a8706365d20 R14: ffff8a8702853000 R15: ffff8a87028530a8
[31554.712994] FS:  00007fa56de8f740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[31554.713263] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31554.713449] CR2: 00007f2a83ec8000 CR3: 0000000113ed2005 CR4: 0000000000370ef0
[31554.713653] Call Trace:
[31554.713779]  
[31554.713896]  btrfs_run_delayed_refs+0x86/0x210
[31554.714067]  btrfs_commit_transaction+0x59/0xad0
[31554.714245]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[31554.714418]  ? vfs_fsync_range+0x90/0x90
[31554.714591]  iterate_supers+0x85/0xf0
[31554.714763]  ksys_sync+0x50/0x80
[31554.720465]  __do_sys_sync+0xa/0x10
[31554.720613]  do_syscall_64+0x38/0x90
[31554.720754]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31554.720914] RIP: 0033:0x7fa56df8b3ab
[31554.721050] 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
[31554.721526] RSP: 002b:00007ffe1282e6d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a2
[31554.721772] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007fa56df8b3ab
[31554.721966] RDX: 00000000ffffffff RSI: 000000006e1da707 RDI: 00000000000000dc
[31554.722159] RBP: 028f5c28f5c28f5c R08: 0000000000000027 R09: 0000000000000000
[31554.722355] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000000000dc
[31554.722560] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007fa56de8f6c8
[31554.722763]  
[31554.722878] irq event stamp: 0
[31554.723005] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31554.723191] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31554.723455] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31554.723707] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31554.723887] ---[ end trace b600c386fb5e20cc ]---
[31554.724087] ------------[ cut here ]------------
[31554.724242] WARNING: CPU: 0 PID: 2106261 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31554.724526] 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
[31554.725924] CPU: 0 PID: 2106261 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31554.726175] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31554.726447] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31554.726621] 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
[31554.727084] RSP: 0018:ffffa9d4c1747d28 EFLAGS: 00010202
[31554.727250] RAX: 000000000000000d RBX: ffff8a870343f000 RCX: 0000000000000000
[31554.727452] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31554.727652] RBP: ffff8a8731bbb460 R08: ffff8a8731ad0d28 R09: 0000000000000000
[31554.727843] R10: ffff8a8702853000 R11: ffff8a87048d0e08 R12: ffff8a870a8afbc8
[31554.728036] R13: ffff8a8706365d20 R14: ffff8a8731ad0c30 R15: ffff8a8731ad0cd8
[31554.728227] FS:  00007fa56de8f740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[31554.728479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31554.728662] CR2: 00007f2a83ec8000 CR3: 0000000113ed2005 CR4: 0000000000370ef0
[31554.728858] Call Trace:
[31554.728976]  
[31554.729094]  btrfs_run_delayed_refs+0x86/0x210
[31554.729248]  btrfs_commit_transaction+0x59/0xad0
[31554.729401]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[31554.729576]  ? vfs_fsync_range+0x90/0x90
[31554.729726]  iterate_supers+0x85/0xf0
[31554.729867]  ksys_sync+0x50/0x80
[31554.729998]  __do_sys_sync+0xa/0x10
[31554.730135]  do_syscall_64+0x38/0x90
[31554.730274]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31554.730448] RIP: 0033:0x7fa56df8b3ab
[31554.730586] 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
[31554.731049] RSP: 002b:00007ffe1282e6d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a2
[31554.731286] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007fa56df8b3ab
[31554.731493] RDX: 00000000ffffffff RSI: 000000006e1da707 RDI: 00000000000000dc
[31554.731691] RBP: 028f5c28f5c28f5c R08: 0000000000000027 R09: 0000000000000000
[31554.731888] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000000000dc
[31554.732081] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007fa56de8f6c8
[31554.732279]  
[31554.732399] irq event stamp: 0
[31554.732537] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31554.732726] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31554.732980] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31554.733227] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31554.733409] ---[ end trace b600c386fb5e20cd ]---
[31554.733628] ------------[ cut here ]------------
[31554.734896] WARNING: CPU: 0 PID: 2106261 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31554.735332] 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
[31554.737497] CPU: 0 PID: 2106261 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31554.737890] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31554.738252] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31554.738442] 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
[31554.738927] RSP: 0018:ffffa9d4c1747d28 EFLAGS: 00010202
[31554.739094] RAX: 000000000000000d RBX: ffff8a870343f000 RCX: 0000000000000000
[31554.739288] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31554.739498] RBP: ffff8a8731bbb220 R08: ffff8a8747ad5f98 R09: 0000000000000000
[31554.739700] R10: ffff8a8731ad0c00 R11: ffff8a87048d0e08 R12: ffff8a870a8afaf8
[31554.739899] R13: ffff8a8706365d20 R14: ffff8a8747ad5ea0 R15: ffff8a8747ad5f48
[31554.740094] FS:  00007fa56de8f740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[31554.740351] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31554.740535] CR2: 00007f2a83ec8000 CR3: 0000000113ed2005 CR4: 0000000000370ef0
[31554.740741] Call Trace:
[31554.740862]  
[31554.740984]  btrfs_run_delayed_refs+0x86/0x210
[31554.741139]  btrfs_commit_transaction+0x59/0xad0
[31554.741317]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[31554.741496]  ? vfs_fsync_range+0x90/0x90
[31554.741649]  iterate_supers+0x85/0xf0
[31554.741790]  ksys_sync+0x50/0x80
[31554.741920]  __do_sys_sync+0xa/0x10
[31554.742057]  do_syscall_64+0x38/0x90
[31554.742197]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31554.742359] RIP: 0033:0x7fa56df8b3ab
[31554.742508] 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
[31554.742974] RSP: 002b:00007ffe1282e6d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a2
[31554.743211] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007fa56df8b3ab
[31554.743408] RDX: 00000000ffffffff RSI: 000000006e1da707 RDI: 00000000000000dc
[31554.743618] RBP: 028f5c28f5c28f5c R08: 0000000000000027 R09: 0000000000000000
[31554.743813] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000000000dc
[31554.744012] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007fa56de8f6c8
[31554.744208]  
[31554.744325] irq event stamp: 0
[31554.744463] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31554.744650] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31554.744901] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31554.745148] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31554.745330] ---[ end trace b600c386fb5e20ce ]---
[31554.745546] ------------[ cut here ]------------
[31554.745707] WARNING: CPU: 0 PID: 2106261 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31554.745983] 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
[31554.747405] CPU: 0 PID: 2106261 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31554.747682] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31554.747941] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31554.748116] 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
[31554.748629] RSP: 0018:ffffa9d4c1747d28 EFLAGS: 00010202
[31554.748800] RAX: 000000000000000d RBX: ffff8a870343f000 RCX: 0000000000000000
[31554.749000] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31554.749204] RBP: ffff8a8731bbb9e0 R08: ffff8a8747ad5bf0 R09: 0000000000000000
[31554.749435] R10: ffff8a8747ad5ea0 R11: ffff8a87048d0e08 R12: ffff8a870a8afa28
[31554.749638] R13: ffff8a8706365d20 R14: ffff8a8747ad5af8 R15: ffff8a8747ad5ba0
[31554.749838] FS:  00007fa56de8f740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[31554.750094] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31554.750267] CR2: 00007f2a83ec8000 CR3: 0000000113ed2005 CR4: 0000000000370ef0
[31554.750479] Call Trace:
[31554.750606]  
[31554.750730]  btrfs_run_delayed_refs+0x86/0x210
[31554.750886]  btrfs_commit_transaction+0x59/0xad0
[31554.751046]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[31554.756970]  ? vfs_fsync_range+0x90/0x90
[31554.757122]  iterate_supers+0x85/0xf0
[31554.757283]  ksys_sync+0x50/0x80
[31554.757415]  __do_sys_sync+0xa/0x10
[31554.757566]  do_syscall_64+0x38/0x90
[31554.757710]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31554.757874] RIP: 0033:0x7fa56df8b3ab
[31554.758014] 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
[31554.758477] RSP: 002b:00007ffe1282e6d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a2
[31554.758721] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007fa56df8b3ab
[31554.758910] RDX: 00000000ffffffff RSI: 000000006e1da707 RDI: 00000000000000dc
[31554.759104] RBP: 028f5c28f5c28f5c R08: 0000000000000027 R09: 0000000000000000
[31554.759296] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000000000dc
[31554.759500] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007fa56de8f6c8
[31554.759697]  
[31554.759810] irq event stamp: 0
[31554.759939] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31554.760117] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31554.760366] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31554.760630] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31554.760809] ---[ end trace b600c386fb5e20cf ]---
[31554.761007] ------------[ cut here ]------------
[31554.761167] WARNING: CPU: 0 PID: 2106261 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31554.761461] 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
[31554.762842] CPU: 0 PID: 2106261 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31554.763095] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31554.763351] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31554.763530] 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
[31554.763985] RSP: 0018:ffffa9d4c1747d28 EFLAGS: 00010202
[31554.764151] RAX: 000000000000000d RBX: ffff8a870343f000 RCX: 0000000000000000
[31554.764346] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31554.764550] RBP: ffff8a8731bbb160 R08: ffff8a8747ad5710 R09: 0000000000000000
[31554.765546] R10: ffff8a8747ad5af8 R11: ffff8a87048d0e08 R12: ffff8a870a8afd68
[31554.765837] R13: ffff8a8706365d20 R14: ffff8a8747ad5618 R15: ffff8a8747ad56c0
[31554.766122] FS:  00007fa56de8f740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[31554.766504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31554.766765] CR2: 00007f2a83ec8000 CR3: 0000000113ed2005 CR4: 0000000000370ef0
[31554.767057] Call Trace:
[31554.767238]  
[31554.767415]  btrfs_run_delayed_refs+0x86/0x210
[31554.767669]  btrfs_commit_transaction+0x59/0xad0
[31554.767903]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[31554.768150]  ? vfs_fsync_range+0x90/0x90
[31554.768364]  iterate_supers+0x85/0xf0
[31554.768585]  ksys_sync+0x50/0x80
[31554.768791]  __do_sys_sync+0xa/0x10
[31554.768994]  do_syscall_64+0x38/0x90
[31554.769200]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31554.769458] RIP: 0033:0x7fa56df8b3ab
[31554.769672] 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
[31554.770347] RSP: 002b:00007ffe1282e6d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a2
[31554.770620] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007fa56df8b3ab
[31554.770813] RDX: 00000000ffffffff RSI: 000000006e1da707 RDI: 00000000000000dc
[31554.771007] RBP: 028f5c28f5c28f5c R08: 0000000000000027 R09: 0000000000000000
[31554.771198] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000000000dc
[31554.771391] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007fa56de8f6c8
[31554.771595]  
[31554.771715] irq event stamp: 0
[31554.771844] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31554.772023] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31554.772267] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31554.772530] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31554.772714] ---[ end trace b600c386fb5e20d0 ]---
[31554.772911] ------------[ cut here ]------------
[31554.773068] WARNING: CPU: 0 PID: 2106261 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[31554.773348] 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
[31554.774736] CPU: 0 PID: 2106261 Comm: fsstress Tainted: G        W         5.16.0-rc4+ #531
[31554.774986] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[31554.775242] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[31554.775411] 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
[31554.775875] RSP: 0018:ffffa9d4c1747d28 EFLAGS: 00010202
[31554.776042] RAX: 000000000000000d RBX: ffff8a870343f000 RCX: 0000000000000000
[31554.776236] RDX: 0000000000000001 RSI: ffffffff9d5b5d6a RDI: 00000000ffffffff
[31554.776442] RBP: 0000000000000000 R08: ffff8a872b4d7358 R09: 0000000000000000
[31554.776638] R10: ffff8a8747ad5618 R11: ffff8a87048d0e08 R12: ffff8a874d9d72a0
[31554.776834] R13: ffff8a8706365d20 R14: ffff8a872b4d7270 R15: ffff8a872b4d7318
[31554.777027] FS:  00007fa56de8f740(0000) GS:ffff8a877bc00000(0000) knlGS:0000000000000000
[31554.777273] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[31554.777455] CR2: 00007f2a83ec8000 CR3: 0000000113ed2005 CR4: 0000000000370ef0
[31554.777657] Call Trace:
[31554.777777]  
[31554.777892]  btrfs_run_delayed_refs+0x86/0x210
[31554.778045]  btrfs_commit_transaction+0x59/0xad0
[31554.778202]  ? btrfs_attach_transaction_barrier+0x1f/0x50
[31554.778367]  ? vfs_fsync_range+0x90/0x90
[31554.778521]  iterate_supers+0x85/0xf0
[31554.778669]  ksys_sync+0x50/0x80
[31554.778801]  __do_sys_sync+0xa/0x10
[31554.778935]  do_syscall_64+0x38/0x90
[31554.779072]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[31554.779234] RIP: 0033:0x7fa56df8b3ab
[31554.779374] 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
[31554.779839] RSP: 002b:00007ffe1282e6d8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a2
[31554.780080] RAX: ffffffffffffffda RBX: 000000000007a120 RCX: 00007fa56df8b3ab
[31554.780273] RDX: 00000000ffffffff RSI: 000000006e1da707 RDI: 00000000000000dc
[31554.780475] RBP: 028f5c28f5c28f5c R08: 0000000000000027 R09: 0000000000000000
[31554.780672] R10: 0000000000000000 R11: 0000000000000206 R12: 00000000000000dc
[31554.780865] R13: 8f5c28f5c28f5c29 R14: 0000000000403430 R15: 00007fa56de8f6c8
[31554.781059]  
[31554.781172] irq event stamp: 0
[31554.781299] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[31554.781488] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[31554.781741] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[31554.781991] softirqs last disabled at (0): [<0000000000000000>] 0x0
[31554.782169] ---[ end trace b600c386fb5e20d1 ]---
[31554.782339] BTRFS: error (device dm-11) in __btrfs_free_extent:3202: errno=-5 IO failure
[31554.782604] BTRFS: error (device dm-11) in btrfs_run_delayed_refs:2161: errno=-5 IO failure
[31555.869650] BTRFS info (device dm-11): flagging fs with big metadata feature
[31555.869882] BTRFS info (device dm-11): use zstd compression, level 3
[31555.870067] BTRFS info (device dm-11): turning on async discard
[31555.870242] BTRFS info (device dm-11): disk space caching is enabled
[31555.870441] BTRFS info (device dm-11): has skinny extents
[31555.872710] BTRFS info (device dm-11): start tree-log replay
[31555.873250] BTRFS warning (device dm-11): block group 30408704 has wrong amount of free space
[31555.873573] BTRFS warning (device dm-11): failed to load free space cache for block group 30408704, rebuilding it now
[31555.921268] loop0: detected capacity change from 0 to 6629376
[31555.942637] BTRFS info (device loop0): flagging fs with big metadata feature
[31555.942854] BTRFS info (device loop0): disk space caching is enabled
[31555.943038] BTRFS info (device loop0): has skinny extents
[31555.978070] BTRFS info (device loop0): enabling ssd optimizations
[31555.978274] BTRFS info (device loop0): start tree-log replay
[31556.138791] btrfs_lookup_bio_sums: 9 callbacks suppressed
[31556.138794] BTRFS warning (device dm-11): csum hole found for disk bytenr range [376520704, 376524800)
[31556.139255] BTRFS warning (device dm-11): csum hole found for disk bytenr range [376524800, 376528896)
[31556.139546] BTRFS warning (device dm-11): csum hole found for disk bytenr range [376528896, 376532992)
[31556.140635] I/O error, dev loop0, sector 100896 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[31556.140962] I/O error, dev loop0, sector 625184 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[31556.141467] BTRFS warning (device dm-11): csum hole found for disk bytenr range [376520704, 376524800)
[31556.148486] BTRFS warning (device dm-11): csum hole found for disk bytenr range [376524800, 376528896)
[31556.148767] BTRFS warning (device dm-11): csum hole found for disk bytenr range [376528896, 376532992)
[31556.149325] I/O error, dev loop0, sector 100896 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[31556.149634] I/O error, dev loop0, sector 625184 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[31556.149751] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[31556.150276] lo_write_bvec: 14 callbacks suppressed
[31556.150278] loop: Write error at byte offset 39223296, length 4096.
[31556.150673] loop: Write error at byte offset 307658752, length 4096.
[31556.150865] loop: Write error at byte offset 860618752, length 4096.
[31556.151052] I/O error, dev loop0, sector 1680896 op 0x1:(WRITE) flags 0x800 phys_seg 6 prio class 0
[31556.151130] loop: Write error at byte offset 39305216, length 4096.
[31556.151521] loop: Write error at byte offset 307740672, length 4096.
[31556.151734] I/O error, dev loop0, sector 76576 op 0x1:(WRITE) flags 0x1800 phys_seg 18 prio class 0
[31556.152001] I/O error, dev loop0, sector 600864 op 0x1:(WRITE) flags 0x1800 phys_seg 18 prio class 0
[31556.152278] I/O error, dev loop0, sector 76768 op 0x1:(WRITE) flags 0x1800 phys_seg 2 prio class 0
[31556.152463] BTRFS: error (device loop0) in __btrfs_update_delayed_inode:999: errno=-5 IO failure
[31556.152807] BTRFS info (device loop0): forced readonly
[31556.152980] loop: Write error at byte offset 860618752, length 4096.
[31556.153005] BTRFS: error (device loop0) in __btrfs_run_delayed_items:1092: errno=-5 IO failure
[31556.153184] loop: Write error at byte offset 860684288, length 4096.
[31556.153456] BTRFS warning (device loop0): Skipping commit of aborted transaction.
[31556.153865] BTRFS: error (device loop0) in cleanup_transaction:1913: errno=-5 IO failure
[31556.186376] BTRFS: error (device dm-11) in btrfs_run_delayed_refs:2161: errno=-5 IO failure
[31556.186671] BTRFS info (device dm-11): forced readonly
[31558.163897] BTRFS info (device dm-11): flagging fs with big metadata feature
[31558.164119] BTRFS info (device dm-11): use zstd compression, level 3
[31558.164305] BTRFS info (device dm-11): turning on async discard
[31558.164499] BTRFS info (device dm-11): disk space caching is enabled
[31558.164688] BTRFS info (device dm-11): has skinny extents
[31558.166314] BTRFS info (device dm-11): start tree-log replay
[31558.206595] loop0: detected capacity change from 0 to 6629376
[31558.227937] BTRFS info (device loop0): flagging fs with big metadata feature
[31558.228171] BTRFS info (device loop0): disk space caching is enabled
[31558.228364] BTRFS info (device loop0): has skinny extents
[31558.256105] BTRFS info (device loop0): enabling ssd optimizations
[31560.278569] BTRFS warning (device dm-11): lost page write due to IO error on /dev/mapper/error-test (-5)
[31560.278863] btrfs_dev_stat_print_on_error: 99 callbacks suppressed
[31560.278865] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 1, rd 0, flush 0, corrupt 0, gen 0
[31560.279340] BTRFS warning (device dm-11): lost page write due to IO error on /dev/mapper/error-test (-5)
[31560.279636] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 2, rd 0, flush 0, corrupt 0, gen 0
[31560.279948] BTRFS error (device dm-11): error writing primary super block to device 1
[31560.280205] BTRFS: error (device dm-11) in write_all_supers:4391: errno=-5 IO failure (1 errors while writing supers)
[31560.280524] BTRFS info (device dm-11): forced readonly
[31560.280706] BTRFS warning (device dm-11): Skipping commit of aborted transaction.
[31560.280940] BTRFS: error (device dm-11) in cleanup_transaction:1913: errno=-5 IO failure
[31560.281499] BTRFS: error (device dm-11) in btrfs_sync_log:3349: errno=-5 IO failure
[31560.281760] loop: Write error at byte offset 733659136, length 4096.
[31560.281764] blk_print_req_error: 3 callbacks suppressed
[31560.281766] I/O error, dev loop0, sector 0 op 0x1:(WRITE) flags 0x800 phys_seg 0 prio class 0
[31560.281949] loop: Write error at byte offset 621916160, length 4096.
[31560.282597] loop: Write error at byte offset 733700096, length 4096.
[31560.282800] I/O error, dev loop0, sector 1433008 op 0x1:(WRITE) flags 0x8800 phys_seg 4 prio class 0
[31560.282802] I/O error, dev loop0, sector 1432928 op 0x1:(WRITE) flags 0x8800 phys_seg 10 prio class 0
[31560.283076] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 1, rd 0, flush 0, corrupt 0, gen 0
[31560.283344] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 2, rd 0, flush 0, corrupt 0, gen 0
[31560.283623] BTRFS warning (device loop0): direct IO failed ino 1789 rw 1,34817 sector 0x15ddb0 len 0 err no 10
[31560.283885] BTRFS warning (device loop0): direct IO failed ino 260 rw 1,34817 sector 0x15dd60 len 0 err no 10
[31560.284821] I/O error, dev loop0, sector 1214680 op 0x1:(WRITE) flags 0x8800 phys_seg 11 prio class 0
[31560.285232] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 3, rd 0, flush 0, corrupt 0, gen 0
[31560.285389] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[31560.286219] BTRFS warning (device loop0): direct IO failed ino 260 rw 1,34817 sector 0x1288d8 len 0 err no 10
[31560.287562] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 3, rd 0, flush 1, corrupt 0, gen 0
[31560.287844] BTRFS warning (device loop0): chunk 13631488 missing 1 devices, max tolerance is 0 for writable mount
[31560.288150] BTRFS: error (device loop0) in write_all_supers:4321: errno=-5 IO failure (errors while submitting device barriers.)
[31560.288481] BTRFS info (device loop0): forced readonly
[31560.288660] BTRFS: error (device loop0) in btrfs_sync_log:3360: errno=-5 IO failure
[31560.289771] I/O error, dev loop0, sector 1842824 op 0x1:(WRITE) flags 0x8800 phys_seg 5 prio class 0
[31560.290210] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 4, rd 0, flush 1, corrupt 0, gen 0
[31560.290652] BTRFS warning (device loop0): direct IO failed ino 262 rw 1,34817 sector 0x1c1e88 len 0 err no 10
[31560.291406] I/O error, dev loop0, sector 1455016 op 0x1:(WRITE) flags 0x0 phys_seg 8 prio class 0
[31560.291784] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 5, rd 0, flush 1, corrupt 0, gen 0
[31560.292200] I/O error, dev loop0, sector 1124792 op 0x1:(WRITE) flags 0x0 phys_seg 1 prio class 0
[31560.292603] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 6, rd 0, flush 1, corrupt 0, gen 0
[31560.293016] I/O error, dev loop0, sector 1432928 op 0x1:(WRITE) flags 0x0 phys_seg 4 prio class 0
[31560.293430] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 7, rd 0, flush 1, corrupt 0, gen 0
[31560.293853] I/O error, dev loop0, sector 1124800 op 0x1:(WRITE) flags 0x0 phys_seg 1 prio class 0
[31560.294254] I/O error, dev loop0, sector 1443384 op 0x1:(WRITE) flags 0x0 phys_seg 1 prio class 0
[31561.743493] BTRFS info (device dm-11): flagging fs with big metadata feature
[31561.743721] BTRFS info (device dm-11): use zstd compression, level 3
[31561.743909] BTRFS info (device dm-11): turning on async discard
[31561.744091] BTRFS info (device dm-11): disk space caching is enabled
[31561.744274] BTRFS info (device dm-11): has skinny extents
[31561.746125] BTRFS info (device dm-11): start tree-log replay
[31561.747309] BTRFS info (device dm-11): the free space cache file (298844160) is invalid, skip it
[31561.804741] loop0: detected capacity change from 0 to 6629376
[31561.821945] BTRFS info (device loop0): flagging fs with big metadata feature
[31561.822173] BTRFS info (device loop0): disk space caching is enabled
[31561.822374] BTRFS info (device loop0): has skinny extents
[31561.825389] BTRFS info (device loop0): enabling ssd optimizations
[31561.834411] BTRFS info (device loop0): the free space cache file (298844160) is invalid, skip it