[16650.208611] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.208880] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.209131] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.209335] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.209508] 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 68 48 8b 05 58 b5 85 01 e8
[16650.209973] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.210134] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.210343] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.210539] RBP: 0000000000000000 R08: ffff984b846ca358 R09: 0000000000000000
[16650.210733] R10: ffff984b97347a00 R11: 0000000000000001 R12: ffff984ba9096a80
[16650.210979] R13: ffff984ba4e4a720 R14: ffff984b846ca270 R15: ffff984b846ca318
[16650.211174] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.211434] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.211606] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.211802] Call Trace:
[16650.211932]  
[16650.212049]  btrfs_run_delayed_refs+0x86/0x210
[16650.212201]  flush_space+0x3c8/0x5f0
[16650.212351]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.212504]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.212659]  ? lock_release+0x1f0/0x2d0
[16650.212800]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.212984]  process_one_work+0x270/0x5a0
[16650.213130]  worker_thread+0x55/0x3c0
[16650.213268]  ? process_one_work+0x5a0/0x5a0
[16650.213428]  kthread+0x174/0x1a0
[16650.213564]  ? set_kthread_struct+0x40/0x40
[16650.213711]  ret_from_fork+0x1f/0x30
[16650.213855]  
[16650.213976] irq event stamp: 0
[16650.214105] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.214283] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.214540] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.214791] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.214979] ---[ end trace 46b98d2c66c953a1 ]---
[16650.215167] ------------[ cut here ]------------
[16650.215338] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.215615] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.217016] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.217271] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.217540] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.217733] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.217910] 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 68 48 8b 05 58 b5 85 01 e8
[16650.218376] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.218544] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.218739] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.218982] RBP: 0000000000000000 R08: ffff984b987300e8 R09: 0000000000000000
[16650.219173] R10: ffff984b846ca200 R11: 0000000000000001 R12: ffff984ba90968c0
[16650.219379] R13: ffff984ba4e4a720 R14: ffff984b98730000 R15: ffff984b987300a8
[16650.219570] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.219814] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.220803] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.221037] Call Trace:
[16650.221155]  
[16650.221269]  btrfs_run_delayed_refs+0x86/0x210
[16650.221438]  flush_space+0x3c8/0x5f0
[16650.221578]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.221730]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.221919]  ? lock_release+0x1f0/0x2d0
[16650.222086]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.222256]  process_one_work+0x270/0x5a0
[16650.222414]  worker_thread+0x55/0x3c0
[16650.222560]  ? process_one_work+0x5a0/0x5a0
[16650.222732]  kthread+0x174/0x1a0
[16650.222981]  ? set_kthread_struct+0x40/0x40
[16650.223131]  ret_from_fork+0x1f/0x30
[16650.223274]  
[16650.223406] irq event stamp: 0
[16650.223534] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.223717] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.223981] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.224223] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.224418] ---[ end trace 46b98d2c66c953a2 ]---
[16650.224770] ------------[ cut here ]------------
[16650.224937] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.225268] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.226648] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.226924] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.227173] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.227379] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.227552] 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 68 48 8b 05 58 b5 85 01 e8
[16650.228021] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.228184] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.228386] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.228580] RBP: 0000000000000000 R08: ffff984b846cae50 R09: 0000000000000000
[16650.228769] R10: ffff984b98730001 R11: 0000000000000001 R12: ffff984ba72db620
[16650.229014] R13: ffff984ba4e4a720 R14: ffff984b846cad68 R15: ffff984b846cae10
[16650.229208] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.229470] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.229640] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.229834] Call Trace:
[16650.229978]  
[16650.230097]  btrfs_run_delayed_refs+0x86/0x210
[16650.230246]  flush_space+0x3c8/0x5f0
[16650.230395]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.230551]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.230707]  ? lock_release+0x1f0/0x2d0
[16650.230855]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.231071]  process_one_work+0x270/0x5a0
[16650.231219]  worker_thread+0x55/0x3c0
[16650.231373]  ? process_one_work+0x5a0/0x5a0
[16650.231521]  kthread+0x174/0x1a0
[16650.231655]  ? set_kthread_struct+0x40/0x40
[16650.231802]  ret_from_fork+0x1f/0x30
[16650.231972]  
[16650.232105] irq event stamp: 0
[16650.232232] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.232423] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.232673] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.232935] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.233182] ---[ end trace 46b98d2c66c953a3 ]---
[16650.233446] ------------[ cut here ]------------
[16650.233634] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.233955] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.240950] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.241209] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.241476] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.241666] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.241836] 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 68 48 8b 05 58 b5 85 01 e8
[16650.242304] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.242481] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.242676] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.242875] RBP: 0000000000000000 R08: ffff984ba7411f88 R09: 0000000000000000
[16650.243069] R10: ffff984b846cad00 R11: 0000000000000001 R12: ffff984ba75b0070
[16650.243259] R13: ffff984ba4e4a720 R14: ffff984ba7411ea0 R15: ffff984ba7411f48
[16650.243467] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.243716] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.243896] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.244092] Call Trace:
[16650.244209]  
[16650.244338]  btrfs_run_delayed_refs+0x86/0x210
[16650.244493]  flush_space+0x3c8/0x5f0
[16650.244628]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.244784]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.244954]  ? lock_release+0x1f0/0x2d0
[16650.245096]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.245263]  process_one_work+0x270/0x5a0
[16650.245422]  worker_thread+0x55/0x3c0
[16650.245566]  ? process_one_work+0x5a0/0x5a0
[16650.245711]  kthread+0x174/0x1a0
[16650.245842]  ? set_kthread_struct+0x40/0x40
[16650.245999]  ret_from_fork+0x1f/0x30
[16650.246140]  
[16650.246253] irq event stamp: 0
[16650.246394] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.246579] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.246826] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.247084] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.247263] ---[ end trace 46b98d2c66c953a4 ]---
[16650.247470] ------------[ cut here ]------------
[16650.247625] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.247915] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.249292] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.249564] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.249814] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.250864] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.251043] 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 68 48 8b 05 58 b5 85 01 e8
[16650.251505] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.251668] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.251870] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.252066] RBP: 0000000000000000 R08: ffff984b89656e50 R09: 0000000000000000
[16650.252260] R10: ffff984ba7411e00 R11: 0000000000000001 R12: ffff984baa9530e0
[16650.252489] R13: ffff984ba4e4a720 R14: ffff984b89656d68 R15: ffff984b89656e10
[16650.252756] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.253089] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.253259] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.253469] Call Trace:
[16650.253593]  
[16650.253710]  btrfs_run_delayed_refs+0x86/0x210
[16650.253895]  flush_space+0x3c8/0x5f0
[16650.254055]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.254207]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.254374]  ? lock_release+0x1f0/0x2d0
[16650.254518]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.254693]  process_one_work+0x270/0x5a0
[16650.254839]  worker_thread+0x55/0x3c0
[16650.254985]  ? process_one_work+0x5a0/0x5a0
[16650.255131]  kthread+0x174/0x1a0
[16650.255265]  ? set_kthread_struct+0x40/0x40
[16650.255426]  ret_from_fork+0x1f/0x30
[16650.255568]  
[16650.255683] irq event stamp: 0
[16650.255809] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.255995] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.256242] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.256503] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.256686] ---[ end trace 46b98d2c66c953a5 ]---
[16650.256911] ------------[ cut here ]------------
[16650.257087] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.257375] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.258774] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.259037] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.259347] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.259629] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.259797] 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 68 48 8b 05 58 b5 85 01 e8
[16650.260280] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.260460] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.260653] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.260845] RBP: 0000000000000000 R08: ffff984b9735c220 R09: 0000000000000000
[16650.261083] R10: ffff984b89656d00 R11: 0000000000000001 R12: ffff984b97051bd0
[16650.261275] R13: ffff984ba4e4a720 R14: ffff984b9735c138 R15: ffff984b9735c1e0
[16650.261477] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.261722] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.261903] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.262144] Call Trace:
[16650.262260]  
[16650.262387]  btrfs_run_delayed_refs+0x86/0x210
[16650.262542]  flush_space+0x3c8/0x5f0
[16650.262678]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.262829]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.262994]  ? lock_release+0x1f0/0x2d0
[16650.263140]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.263308]  process_one_work+0x270/0x5a0
[16650.263466]  worker_thread+0x55/0x3c0
[16650.263609]  ? process_one_work+0x5a0/0x5a0
[16650.263758]  kthread+0x174/0x1a0
[16650.263897]  ? set_kthread_struct+0x40/0x40
[16650.264045]  ret_from_fork+0x1f/0x30
[16650.264185]  
[16650.264296] irq event stamp: 0
[16650.264433] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.264617] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.264876] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.265118] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.265299] ---[ end trace 46b98d2c66c953a6 ]---
[16650.265498] ------------[ cut here ]------------
[16650.265651] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.265945] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.267324] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.267583] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.267886] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.268142] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.268312] 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 68 48 8b 05 58 b5 85 01 e8
[16650.268780] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.268949] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.269138] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.269341] RBP: 0000000000000000 R08: ffff984b939b3aa8 R09: 0000000000000000
[16650.269536] R10: ffff984b9735c100 R11: 0000000000000001 R12: ffff984b9633de00
[16650.269730] R13: ffff984ba4e4a720 R14: ffff984b939b39c0 R15: ffff984b939b3a68
[16650.275481] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.275725] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.275908] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.276103] Call Trace:
[16650.276222]  
[16650.276346]  btrfs_run_delayed_refs+0x86/0x210
[16650.276503]  flush_space+0x3c8/0x5f0
[16650.276641]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.276789]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.276953]  ? lock_release+0x1f0/0x2d0
[16650.277099]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.277274]  process_one_work+0x270/0x5a0
[16650.277432]  worker_thread+0x55/0x3c0
[16650.277570]  ? process_one_work+0x5a0/0x5a0
[16650.277717]  kthread+0x174/0x1a0
[16650.277854]  ? set_kthread_struct+0x40/0x40
[16650.278003]  ret_from_fork+0x1f/0x30
[16650.278144]  
[16650.278259] irq event stamp: 0
[16650.278399] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.278582] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.278830] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.279083] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.279263] ---[ end trace 46b98d2c66c953a7 ]---
[16650.279463] ------------[ cut here ]------------
[16650.279618] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.280791] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.282191] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.282460] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.282713] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.282914] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.283085] 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 68 48 8b 05 58 b5 85 01 e8
[16650.283556] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.283719] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.283912] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.284105] RBP: 0000000000000000 R08: ffff984b947645c8 R09: 0000000000000000
[16650.284296] R10: ffff984b939b3900 R11: 0000000000000001 R12: ffff984ba90965b0
[16650.284504] R13: ffff984ba4e4a720 R14: ffff984b947644e0 R15: ffff984b94764588
[16650.284695] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.284955] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.285123] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.285316] Call Trace:
[16650.285446]  
[16650.285565]  btrfs_run_delayed_refs+0x86/0x210
[16650.285715]  flush_space+0x3c8/0x5f0
[16650.285858]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.286015]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.286172]  ? lock_release+0x1f0/0x2d0
[16650.286316]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.286498]  process_one_work+0x270/0x5a0
[16650.286645]  worker_thread+0x55/0x3c0
[16650.286786]  ? process_one_work+0x5a0/0x5a0
[16650.286942]  kthread+0x174/0x1a0
[16650.287072]  ? set_kthread_struct+0x40/0x40
[16650.287221]  ret_from_fork+0x1f/0x30
[16650.287400]  
[16650.287583] irq event stamp: 0
[16650.287817] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.288022] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.288268] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.288534] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.288716] ---[ end trace 46b98d2c66c953a8 ]---
[16650.288961] ------------[ cut here ]------------
[16650.289118] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.289414] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.290819] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.291164] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.291425] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.291618] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.291788] 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 68 48 8b 05 58 b5 85 01 e8
[16650.292283] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.292457] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.292653] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.292853] RBP: 0000000000000000 R08: ffff984b9608bf88 R09: 0000000000000000
[16650.293050] R10: ffff984b94764400 R11: 0000000000000001 R12: ffff984ba6c17d20
[16650.293245] R13: ffff984ba4e4a720 R14: ffff984b9608bea0 R15: ffff984b9608bf48
[16650.293452] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.293698] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.293881] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.294078] Call Trace:
[16650.294198]  
[16650.294313]  btrfs_run_delayed_refs+0x86/0x210
[16650.294482]  flush_space+0x3c8/0x5f0
[16650.294622]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.294772]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.294938]  ? lock_release+0x1f0/0x2d0
[16650.295083]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.295256]  process_one_work+0x270/0x5a0
[16650.295416]  worker_thread+0x55/0x3c0
[16650.295555]  ? process_one_work+0x5a0/0x5a0
[16650.295702]  kthread+0x174/0x1a0
[16650.295834]  ? set_kthread_struct+0x40/0x40
[16650.295983]  ret_from_fork+0x1f/0x30
[16650.296121]  
[16650.296234] irq event stamp: 0
[16650.296375] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.296556] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.296808] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.297064] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.297246] ---[ end trace 46b98d2c66c953a9 ]---
[16650.297460] ------------[ cut here ]------------
[16650.297619] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.297903] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.299292] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.299559] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.299816] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.300016] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.300184] 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 68 48 8b 05 58 b5 85 01 e8
[16650.300656] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.300822] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.301022] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.301215] RBP: 0000000000000000 R08: ffff984b9608a970 R09: 0000000000000000
[16650.301418] R10: ffff984b9608be01 R11: ffff984beed15208 R12: ffff984baa9443f0
[16650.301611] R13: ffff984ba4e4a720 R14: ffff984b9608a888 R15: ffff984b9608a930
[16650.301802] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.302055] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.302227] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.302433] Call Trace:
[16650.302551]  
[16650.302668]  btrfs_run_delayed_refs+0x86/0x210
[16650.302821]  flush_space+0x3c8/0x5f0
[16650.302965]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.303116]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.303273]  ? lock_release+0x1f0/0x2d0
[16650.303431]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.303602]  process_one_work+0x270/0x5a0
[16650.303746]  worker_thread+0x55/0x3c0
[16650.303890]  ? process_one_work+0x5a0/0x5a0
[16650.304040]  kthread+0x174/0x1a0
[16650.304168]  ? set_kthread_struct+0x40/0x40
[16650.304328]  ret_from_fork+0x1f/0x30
[16650.311052]  
[16650.311176] irq event stamp: 0
[16650.311306] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.311502] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.311779] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.312039] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.312217] ---[ end trace 46b98d2c66c953aa ]---
[16650.312431] ------------[ cut here ]------------
[16650.312590] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.312873] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.314364] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.314621] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.314886] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.315075] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.315245] 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 68 48 8b 05 58 b5 85 01 e8
[16650.315710] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.315904] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.316098] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.316398] RBP: 0000000000000000 R08: ffff984b858a3490 R09: 0000000000000000
[16650.316595] R10: ffff984b9608a801 R11: ffff984beed15208 R12: ffff984b8c88ba80
[16650.316785] R13: ffff984ba4e4a720 R14: ffff984b858a33a8 R15: ffff984b858a3450
[16650.317076] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.317356] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.317533] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.317727] Call Trace:
[16650.317853]  
[16650.317972]  btrfs_run_delayed_refs+0x86/0x210
[16650.318129]  flush_space+0x3c8/0x5f0
[16650.318265]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.318426]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.318587]  ? lock_release+0x1f0/0x2d0
[16650.318731]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.318913]  process_one_work+0x270/0x5a0
[16650.319058]  worker_thread+0x55/0x3c0
[16650.319202]  ? process_one_work+0x5a0/0x5a0
[16650.319405]  kthread+0x174/0x1a0
[16650.319568]  ? set_kthread_struct+0x40/0x40
[16650.319717]  ret_from_fork+0x1f/0x30
[16650.319870]  
[16650.320001] irq event stamp: 0
[16650.320129] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.320309] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.320573] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.320857] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.321095] ---[ end trace 46b98d2c66c953ab ]---
[16650.321287] ------------[ cut here ]------------
[16650.321485] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.321764] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.323233] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.323533] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.323808] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.324010] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.324181] 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 68 48 8b 05 58 b5 85 01 e8
[16650.324651] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.324814] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.325013] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.325205] RBP: 0000000000000000 R08: ffff984b97347490 R09: 0000000000000000
[16650.325409] R10: ffff984b858a3301 R11: 0000000000000001 R12: ffff984b9707c070
[16650.325606] R13: ffff984ba4e4a720 R14: ffff984b973473a8 R15: ffff984b97347450
[16650.325803] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.326115] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.326284] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.326490] Call Trace:
[16650.326607]  
[16650.326724]  btrfs_run_delayed_refs+0x86/0x210
[16650.326882]  flush_space+0x3c8/0x5f0
[16650.327018]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.327172]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.327340]  ? lock_release+0x1f0/0x2d0
[16650.327484]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.327655]  process_one_work+0x270/0x5a0
[16650.327801]  worker_thread+0x55/0x3c0
[16650.327946]  ? process_one_work+0x5a0/0x5a0
[16650.328094]  kthread+0x174/0x1a0
[16650.328224]  ? set_kthread_struct+0x40/0x40
[16650.328387]  ret_from_fork+0x1f/0x30
[16650.328526]  
[16650.328639] irq event stamp: 0
[16650.328767] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.328954] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.329201] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.329462] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.329641] ---[ end trace 46b98d2c66c953ac ]---
[16650.329826] ------------[ cut here ]------------
[16650.329987] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.330264] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.331645] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.331910] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.332165] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.332368] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.332535] 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 68 48 8b 05 58 b5 85 01 e8
[16650.332989] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.333154] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.333361] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.333558] RBP: 0000000000000000 R08: ffff984ba74120e8 R09: 0000000000000000
[16650.333750] R10: ffff984b97347300 R11: 0000000000000001 R12: ffff984b95bff380
[16650.333948] R13: ffff984ba4e4a720 R14: ffff984ba7412000 R15: ffff984ba74120a8
[16650.334137] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.334393] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.334565] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.334762] Call Trace:
[16650.334891]  
[16650.335007]  btrfs_run_delayed_refs+0x86/0x210
[16650.335158]  flush_space+0x3c8/0x5f0
[16650.335297]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.335461]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.335616]  ? lock_release+0x1f0/0x2d0
[16650.335763]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.335944]  process_one_work+0x270/0x5a0
[16650.336088]  worker_thread+0x55/0x3c0
[16650.336226]  ? process_one_work+0x5a0/0x5a0
[16650.336430]  kthread+0x174/0x1a0
[16650.336629]  ? set_kthread_struct+0x40/0x40
[16650.336775]  ret_from_fork+0x1f/0x30
[16650.336922]  
[16650.337038] irq event stamp: 0
[16650.337162] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.337357] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.337609] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.337859] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.338041] ---[ end trace 46b98d2c66c953ad ]---
[16650.338225] ------------[ cut here ]------------
[16650.338391] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.338665] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.346411] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.346673] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.346933] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.347125] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.347297] 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 68 48 8b 05 58 b5 85 01 e8
[16650.347756] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.347928] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.348168] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.348374] RBP: 0000000000000000 R08: ffff984b97050358 R09: 0000000000000000
[16650.348570] R10: ffff984ba7412001 R11: 0000000000000001 R12: ffff984be9d42070
[16650.348764] R13: ffff984ba4e4a720 R14: ffff984b97050270 R15: ffff984b97050318
[16650.348968] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.349213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.349398] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.349597] Call Trace:
[16650.349717]  
[16650.349831]  btrfs_run_delayed_refs+0x86/0x210
[16650.350011]  flush_space+0x3c8/0x5f0
[16650.350152]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.350304]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.350472]  ? lock_release+0x1f0/0x2d0
[16650.350621]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.350792]  process_one_work+0x270/0x5a0
[16650.350975]  worker_thread+0x55/0x3c0
[16650.351130]  ? process_one_work+0x5a0/0x5a0
[16650.351279]  kthread+0x174/0x1a0
[16650.351424]  ? set_kthread_struct+0x40/0x40
[16650.351571]  ret_from_fork+0x1f/0x30
[16650.351710]  
[16650.351826] irq event stamp: 0
[16650.352036] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.352215] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.352478] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.352720] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.352910] ---[ end trace 46b98d2c66c953ae ]---
[16650.353110] ------------[ cut here ]------------
[16650.353357] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.353673] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.355070] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.355337] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.355592] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.355779] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.355958] 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 68 48 8b 05 58 b5 85 01 e8
[16650.356426] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.356592] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.356784] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.356983] RBP: 0000000000000000 R08: ffff984b95bfe838 R09: 0000000000000000
[16650.357175] R10: ffff984b97050200 R11: 0000000000000001 R12: ffff984be9d42850
[16650.357377] R13: ffff984ba4e4a720 R14: ffff984b95bfe750 R15: ffff984b95bfe7f8
[16650.357570] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.357811] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.357986] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.358180] Call Trace:
[16650.358296]  
[16650.358427]  btrfs_run_delayed_refs+0x86/0x210
[16650.358585]  flush_space+0x3c8/0x5f0
[16650.358721]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.358879]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.359037]  ? lock_release+0x1f0/0x2d0
[16650.359183]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.359399]  process_one_work+0x270/0x5a0
[16650.359585]  worker_thread+0x55/0x3c0
[16650.359737]  ? process_one_work+0x5a0/0x5a0
[16650.359894]  kthread+0x174/0x1a0
[16650.360027]  ? set_kthread_struct+0x40/0x40
[16650.360172]  ret_from_fork+0x1f/0x30
[16650.360313]  
[16650.360438] irq event stamp: 0
[16650.360569] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.360748] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.361004] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.361254] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.361443] ---[ end trace 46b98d2c66c953af ]---
[16650.361635] ------------[ cut here ]------------
[16650.361788] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.362071] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.363435] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.363694] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.363954] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.364146] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.364316] 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 68 48 8b 05 58 b5 85 01 e8
[16650.364783] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.364952] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.365145] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.365350] RBP: 0000000000000000 R08: ffff984b95bfe700 R09: 0000000000000000
[16650.365546] R10: ffff984b95bfe700 R11: 0000000000000001 R12: ffff984b97051380
[16650.365739] R13: ffff984ba4e4a720 R14: ffff984b95bfe618 R15: ffff984b95bfe6c0
[16650.365937] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.366264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.366453] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.366681] Call Trace:
[16650.366841]  
[16650.366972]  btrfs_run_delayed_refs+0x86/0x210
[16650.367125]  flush_space+0x3c8/0x5f0
[16650.367265]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.367431]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.367587]  ? lock_release+0x1f0/0x2d0
[16650.367729]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.367911]  process_one_work+0x270/0x5a0
[16650.368057]  worker_thread+0x55/0x3c0
[16650.368196]  ? process_one_work+0x5a0/0x5a0
[16650.368352]  kthread+0x174/0x1a0
[16650.368487]  ? set_kthread_struct+0x40/0x40
[16650.368633]  ret_from_fork+0x1f/0x30
[16650.368773]  
[16650.368902] irq event stamp: 0
[16650.369032] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.369210] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.369468] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.369719] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.369904] ---[ end trace 46b98d2c66c953b0 ]---
[16650.370865] ------------[ cut here ]------------
[16650.371026] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.371308] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.372713] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.372978] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.373234] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.373441] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.373610] 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 68 48 8b 05 58 b5 85 01 e8
[16650.374069] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.374234] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.374441] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.374635] RBP: 0000000000000000 R08: ffff984b9608ae50 R09: 0000000000000000
[16650.374824] R10: ffff984b95bfe600 R11: 0000000000000001 R12: ffff984b828e2620
[16650.375028] R13: ffff984ba4e4a720 R14: ffff984b9608ad68 R15: ffff984b9608ae10
[16650.380925] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.381220] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.381404] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.381596] Call Trace:
[16650.381713]  
[16650.381832]  btrfs_run_delayed_refs+0x86/0x210
[16650.382031]  flush_space+0x3c8/0x5f0
[16650.382168]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.382330]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.382489]  ? lock_release+0x1f0/0x2d0
[16650.382631]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.382803]  process_one_work+0x270/0x5a0
[16650.382964]  worker_thread+0x55/0x3c0
[16650.383105]  ? process_one_work+0x5a0/0x5a0
[16650.383303]  kthread+0x174/0x1a0
[16650.383450]  ? set_kthread_struct+0x40/0x40
[16650.383600]  ret_from_fork+0x1f/0x30
[16650.383739]  
[16650.383855] irq event stamp: 0
[16650.383984] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.384164] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.384476] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.384795] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.384984] ---[ end trace 46b98d2c66c953b1 ]---
[16650.385244] ------------[ cut here ]------------
[16650.385416] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.385698] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.387086] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.387352] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.387609] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.387801] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.387980] 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 68 48 8b 05 58 b5 85 01 e8
[16650.388441] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.388607] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.388802] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.388998] RBP: 0000000000000000 R08: ffff984b985f6e50 R09: 0000000000000000
[16650.389194] R10: ffff984b9608ad00 R11: ffff984beed15208 R12: ffff984b86feee00
[16650.389399] R13: ffff984ba4e4a720 R14: ffff984b985f6d68 R15: ffff984b985f6e10
[16650.389593] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.389834] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.390011] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.390204] Call Trace:
[16650.390339]  
[16650.390454]  btrfs_run_delayed_refs+0x86/0x210
[16650.390608]  flush_space+0x3c8/0x5f0
[16650.390746]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.390906]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.391061]  ? lock_release+0x1f0/0x2d0
[16650.391205]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.391392]  process_one_work+0x270/0x5a0
[16650.391536]  worker_thread+0x55/0x3c0
[16650.391674]  ? process_one_work+0x5a0/0x5a0
[16650.391822]  kthread+0x174/0x1a0
[16650.391959]  ? set_kthread_struct+0x40/0x40
[16650.392105]  ret_from_fork+0x1f/0x30
[16650.392246]  
[16650.392374] irq event stamp: 0
[16650.392501] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.392683] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.392937] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.393183] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.393375] ---[ end trace 46b98d2c66c953b2 ]---
[16650.393569] ------------[ cut here ]------------
[16650.393721] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.393999] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.395379] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.395637] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.395893] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.396083] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.396253] 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 68 48 8b 05 58 b5 85 01 e8
[16650.396722] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.396897] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.397090] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.397281] RBP: 0000000000000000 R08: ffff984b9735d220 R09: 0000000000000000
[16650.397486] R10: ffff984b985f6d01 R11: ffff984beed15208 R12: ffff984b9707cee0
[16650.397680] R13: ffff984ba4e4a720 R14: ffff984b9735d138 R15: ffff984b9735d1e0
[16650.397902] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.398169] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.398354] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.398549] Call Trace:
[16650.398665]  
[16650.398782]  btrfs_run_delayed_refs+0x86/0x210
[16650.398943]  flush_space+0x3c8/0x5f0
[16650.399080]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.399230]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.399402]  ? lock_release+0x1f0/0x2d0
[16650.399547]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.399717]  process_one_work+0x270/0x5a0
[16650.399871]  worker_thread+0x55/0x3c0
[16650.400750]  ? process_one_work+0x5a0/0x5a0
[16650.400931]  kthread+0x174/0x1a0
[16650.401061]  ? set_kthread_struct+0x40/0x40
[16650.401210]  ret_from_fork+0x1f/0x30
[16650.401364]  
[16650.401478] irq event stamp: 0
[16650.401648] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.401869] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.402132] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.402410] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.402618] ---[ end trace 46b98d2c66c953b3 ]---
[16650.402810] ------------[ cut here ]------------
[16650.402995] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.403275] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.404652] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.404918] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.405166] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.405370] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.405540] 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 68 48 8b 05 58 b5 85 01 e8
[16650.406002] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.406165] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.406373] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.406569] RBP: 0000000000000000 R08: ffff984b9735d700 R09: 0000000000000000
[16650.406762] R10: ffff984b9735d100 R11: 0000000000000001 R12: ffff984b9f3188c0
[16650.406967] R13: ffff984ba4e4a720 R14: ffff984b9735d618 R15: ffff984b9735d6c0
[16650.407162] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.407421] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.407589] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.407784] Call Trace:
[16650.407908]  
[16650.408022]  btrfs_run_delayed_refs+0x86/0x210
[16650.408171]  flush_space+0x3c8/0x5f0
[16650.408309]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.408473]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.408627]  ? lock_release+0x1f0/0x2d0
[16650.408773]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.408954]  process_one_work+0x270/0x5a0
[16650.409101]  worker_thread+0x55/0x3c0
[16650.409239]  ? process_one_work+0x5a0/0x5a0
[16650.409401]  kthread+0x174/0x1a0
[16650.409535]  ? set_kthread_struct+0x40/0x40
[16650.409680]  ret_from_fork+0x1f/0x30
[16650.415500]  
[16650.415615] irq event stamp: 0
[16650.415744] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.415930] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.416177] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.416439] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.416622] ---[ end trace 46b98d2c66c953b4 ]---
[16650.416810] ------------[ cut here ]------------
[16650.416968] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.417248] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.418622] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.418894] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.419147] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.419352] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.419526] 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 68 48 8b 05 58 b5 85 01 e8
[16650.419983] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.420144] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.420345] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.420541] RBP: 0000000000000000 R08: ffff984b9707dd18 R09: 0000000000000000
[16650.420736] R10: ffff984b9735d600 R11: 0000000000000002 R12: ffff984b9f3180e0
[16650.420934] R13: ffff984ba4e4a720 R14: ffff984b9707dc30 R15: ffff984b9707dcd8
[16650.421130] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.421395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.421568] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.421761] Call Trace:
[16650.421890]  
[16650.422008]  btrfs_run_delayed_refs+0x86/0x210
[16650.422160]  flush_space+0x3c8/0x5f0
[16650.422298]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.422463]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.422621]  ? lock_release+0x1f0/0x2d0
[16650.422764]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.422947]  process_one_work+0x270/0x5a0
[16650.423095]  worker_thread+0x55/0x3c0
[16650.423231]  ? process_one_work+0x5a0/0x5a0
[16650.423389]  kthread+0x174/0x1a0
[16650.423525]  ? set_kthread_struct+0x40/0x40
[16650.423674]  ret_from_fork+0x1f/0x30
[16650.423812]  
[16650.423932] irq event stamp: 0
[16650.424061] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.424239] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.424497] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.424750] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.424964] ---[ end trace 46b98d2c66c953b5 ]---
[16650.425187] ------------[ cut here ]------------
[16650.425440] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.425732] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.427200] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.427466] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.427727] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.427970] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.428139] 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 68 48 8b 05 58 b5 85 01 e8
[16650.428601] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.428767] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.429008] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.429203] RBP: 0000000000000000 R08: ffff984b98730be0 R09: 0000000000000000
[16650.429406] R10: ffff984b9707dc01 R11: 0000000000000002 R12: ffff984b8c88b5b0
[16650.429599] R13: ffff984ba4e4a720 R14: ffff984b98730af8 R15: ffff984b98730ba0
[16650.429791] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.430924] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.431098] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.431295] Call Trace:
[16650.431428]  
[16650.431545]  btrfs_run_delayed_refs+0x86/0x210
[16650.431730]  flush_space+0x3c8/0x5f0
[16650.431877]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.432030]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.432189]  ? lock_release+0x1f0/0x2d0
[16650.432347]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.432517]  process_one_work+0x270/0x5a0
[16650.432663]  worker_thread+0x55/0x3c0
[16650.432802]  ? process_one_work+0x5a0/0x5a0
[16650.432961]  kthread+0x174/0x1a0
[16650.433091]  ? set_kthread_struct+0x40/0x40
[16650.433237]  ret_from_fork+0x1f/0x30
[16650.433391]  
[16650.433508] irq event stamp: 0
[16650.433634] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.433816] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.434072] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.434313] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.434506] ---[ end trace 46b98d2c66c953b6 ]---
[16650.434701] ------------[ cut here ]------------
[16650.434864] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.435138] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.436518] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.436778] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.437031] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.437225] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.437409] 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 68 48 8b 05 58 b5 85 01 e8
[16650.437871] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.438036] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.438226] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.438431] RBP: 0000000000000000 R08: ffff984ba7413970 R09: 0000000000000000
[16650.438622] R10: ffff984b98730a00 R11: 0000000000000002 R12: ffff984be9d42af0
[16650.438817] R13: ffff984ba4e4a720 R14: ffff984ba7413888 R15: ffff984ba7413930
[16650.439021] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.439290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.439517] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.439744] Call Trace:
[16650.439870]  
[16650.440005]  btrfs_run_delayed_refs+0x86/0x210
[16650.440158]  flush_space+0x3c8/0x5f0
[16650.440294]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.440461]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.440621]  ? lock_release+0x1f0/0x2d0
[16650.440764]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.440959]  process_one_work+0x270/0x5a0
[16650.441126]  worker_thread+0x55/0x3c0
[16650.441266]  ? process_one_work+0x5a0/0x5a0
[16650.441454]  kthread+0x174/0x1a0
[16650.441587]  ? set_kthread_struct+0x40/0x40
[16650.441735]  ret_from_fork+0x1f/0x30
[16650.441883]  
[16650.442037] irq event stamp: 0
[16650.442164] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.442355] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.442603] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.442857] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.443039] ---[ end trace 46b98d2c66c953b7 ]---
[16650.443293] ------------[ cut here ]------------
[16650.443463] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.443744] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.450882] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.451141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.451407] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.451597] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.451764] 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 68 48 8b 05 58 b5 85 01 e8
[16650.452231] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.452407] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.452601] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.452792] RBP: 0000000000000000 R08: ffff984b97050e50 R09: 0000000000000000
[16650.452993] R10: ffff984ba7413800 R11: ffff984beed15208 R12: ffff984b95bff5b0
[16650.453186] R13: ffff984ba4e4a720 R14: ffff984b97050d68 R15: ffff984b97050e10
[16650.453389] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.453635] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.453805] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.454007] Call Trace:
[16650.454124]  
[16650.454241]  btrfs_run_delayed_refs+0x86/0x210
[16650.454406]  flush_space+0x3c8/0x5f0
[16650.454544]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.454699]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.454867]  ? lock_release+0x1f0/0x2d0
[16650.455012]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.455179]  process_one_work+0x270/0x5a0
[16650.455335]  worker_thread+0x55/0x3c0
[16650.455477]  ? process_one_work+0x5a0/0x5a0
[16650.455621]  kthread+0x174/0x1a0
[16650.455751]  ? set_kthread_struct+0x40/0x40
[16650.455909]  ret_from_fork+0x1f/0x30
[16650.456051]  
[16650.456162] irq event stamp: 0
[16650.456289] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.456483] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.456730] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.456990] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.457169] ---[ end trace 46b98d2c66c953b8 ]---
[16650.457367] ------------[ cut here ]------------
[16650.457522] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.457800] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.459386] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.459664] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.460792] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.461025] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.461197] 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 68 48 8b 05 58 b5 85 01 e8
[16650.461666] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.461830] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.462069] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.462265] RBP: 0000000000000000 R08: ffff984b939b3d18 R09: 0000000000000000
[16650.462472] R10: ffff984b97050d00 R11: 0000000000000002 R12: ffff984b9633da80
[16650.462667] R13: ffff984ba4e4a720 R14: ffff984b939b3c30 R15: ffff984b939b3cd8
[16650.462871] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.463161] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.463344] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.463540] Call Trace:
[16650.463661]  
[16650.463783]  btrfs_run_delayed_refs+0x86/0x210
[16650.463982]  flush_space+0x3c8/0x5f0
[16650.464121]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.464273]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.464441]  ? lock_release+0x1f0/0x2d0
[16650.464585]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.464759]  process_one_work+0x270/0x5a0
[16650.464916]  worker_thread+0x55/0x3c0
[16650.465055]  ? process_one_work+0x5a0/0x5a0
[16650.465199]  kthread+0x174/0x1a0
[16650.465345]  ? set_kthread_struct+0x40/0x40
[16650.465494]  ret_from_fork+0x1f/0x30
[16650.465632]  
[16650.465748] irq event stamp: 0
[16650.465886] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.466066] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.466308] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.466570] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.466749] ---[ end trace 46b98d2c66c953b9 ]---
[16650.466985] ------------[ cut here ]------------
[16650.467167] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.467456] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.468854] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.469110] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.469377] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.469568] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.469734] 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 68 48 8b 05 58 b5 85 01 e8
[16650.470265] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.470445] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.470640] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.470834] RBP: 0000000000000000 R08: ffff984b939b35c8 R09: 0000000000000000
[16650.471073] R10: ffff984b939b3c00 R11: 0000000000000002 R12: ffff984b9633daf0
[16650.471265] R13: ffff984ba4e4a720 R14: ffff984b939b34e0 R15: ffff984b939b3588
[16650.471467] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.471713] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.471888] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.472128] Call Trace:
[16650.472245]  
[16650.472371]  btrfs_run_delayed_refs+0x86/0x210
[16650.472525]  flush_space+0x3c8/0x5f0
[16650.472661]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.472812]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.472978]  ? lock_release+0x1f0/0x2d0
[16650.473124]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.473293]  process_one_work+0x270/0x5a0
[16650.473450]  worker_thread+0x55/0x3c0
[16650.473593]  ? process_one_work+0x5a0/0x5a0
[16650.473742]  kthread+0x174/0x1a0
[16650.473879]  ? set_kthread_struct+0x40/0x40
[16650.474027]  ret_from_fork+0x1f/0x30
[16650.474168]  
[16650.474284] irq event stamp: 0
[16650.474421] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.474606] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.474867] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.475110] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.475291] ---[ end trace 46b98d2c66c953ba ]---
[16650.475489] ------------[ cut here ]------------
[16650.475643] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.475926] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.477344] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.477608] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.477864] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.478058] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.478229] 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 68 48 8b 05 58 b5 85 01 e8
[16650.478699] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.478873] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.479066] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.479257] RBP: 0000000000000000 R08: ffff984b96a81970 R09: 0000000000000000
[16650.479465] R10: ffff984b939b3400 R11: 0000000000000002 R12: ffff984b84c67620
[16650.479662] R13: ffff984ba4e4a720 R14: ffff984b96a81888 R15: ffff984b96a81930
[16650.485429] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.485681] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.485858] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.486054] Call Trace:
[16650.486174]  
[16650.486290]  btrfs_run_delayed_refs+0x86/0x210
[16650.486457]  flush_space+0x3c8/0x5f0
[16650.486597]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.486744]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.486910]  ? lock_release+0x1f0/0x2d0
[16650.487055]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.487228]  process_one_work+0x270/0x5a0
[16650.487386]  worker_thread+0x55/0x3c0
[16650.487526]  ? process_one_work+0x5a0/0x5a0
[16650.487672]  kthread+0x174/0x1a0
[16650.487805]  ? set_kthread_struct+0x40/0x40
[16650.487953]  ret_from_fork+0x1f/0x30
[16650.488095]  
[16650.488213] irq event stamp: 0
[16650.488352] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.488535] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.488784] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.489040] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.489220] ---[ end trace 46b98d2c66c953bb ]---
[16650.489429] ------------[ cut here ]------------
[16650.489586] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.489888] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.492151] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.492424] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.492679] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.492881] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.493056] 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 68 48 8b 05 58 b5 85 01 e8
[16650.493526] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.493691] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.493888] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.494080] RBP: 0000000000000000 R08: ffff984baa948be0 R09: 0000000000000000
[16650.494273] R10: ffff984b96a81801 R11: 0000000000000002 R12: ffff984b97319f50
[16650.494480] R13: ffff984ba4e4a720 R14: ffff984baa948af8 R15: ffff984baa948ba0
[16650.494676] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.494935] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.495106] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.495299] Call Trace:
[16650.495430]  
[16650.495551]  btrfs_run_delayed_refs+0x86/0x210
[16650.495704]  flush_space+0x3c8/0x5f0
[16650.495841]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.495997]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.496157]  ? lock_release+0x1f0/0x2d0
[16650.496300]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.496487]  process_one_work+0x270/0x5a0
[16650.496717]  worker_thread+0x55/0x3c0
[16650.496892]  ? process_one_work+0x5a0/0x5a0
[16650.497099]  kthread+0x174/0x1a0
[16650.497307]  ? set_kthread_struct+0x40/0x40
[16650.497536]  ret_from_fork+0x1f/0x30
[16650.497689]  
[16650.497839] irq event stamp: 0
[16650.497993] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.498175] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.498433] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.498687] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.498876] ---[ end trace 46b98d2c66c953bc ]---
[16650.499069] ------------[ cut here ]------------
[16650.499242] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.499601] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.501043] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.501304] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.501564] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.501758] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.501972] 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 68 48 8b 05 58 b5 85 01 e8
[16650.502434] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.502598] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.502795] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.503000] RBP: 0000000000000000 R08: ffff984b947c4be0 R09: 0000000000000000
[16650.503194] R10: ffff984baa948a01 R11: 0000000000000002 R12: ffff984b9f318cb0
[16650.503403] R13: ffff984ba4e4a720 R14: ffff984b947c4af8 R15: ffff984b947c4ba0
[16650.503601] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.503850] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.504018] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.504214] Call Trace:
[16650.504345]  
[16650.504462]  btrfs_run_delayed_refs+0x86/0x210
[16650.504615]  flush_space+0x3c8/0x5f0
[16650.504754]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.504909]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.505064]  ? lock_release+0x1f0/0x2d0
[16650.505209]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.505395]  process_one_work+0x270/0x5a0
[16650.505545]  worker_thread+0x55/0x3c0
[16650.505683]  ? process_one_work+0x5a0/0x5a0
[16650.505831]  kthread+0x174/0x1a0
[16650.505974]  ? set_kthread_struct+0x40/0x40
[16650.506119]  ret_from_fork+0x1f/0x30
[16650.506258]  
[16650.506387] irq event stamp: 0
[16650.506516] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.506694] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.506957] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.507203] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.507398] ---[ end trace 46b98d2c66c953bd ]---
[16650.507626] ------------[ cut here ]------------
[16650.507783] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.508061] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.509443] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.509698] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.509958] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.510146] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.510314] 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 68 48 8b 05 58 b5 85 01 e8
[16650.510791] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.510965] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.511158] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.511360] RBP: 0000000000000000 R08: ffff984b97050d18 R09: 0000000000000000
[16650.511555] R10: ffff984b947c4a00 R11: 0000000000000002 R12: ffff984b940af230
[16650.511745] R13: ffff984ba4e4a720 R14: ffff984b97050c30 R15: ffff984b97050cd8
[16650.511941] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.512232] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.512419] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.512612] Call Trace:
[16650.512729]  
[16650.512872]  btrfs_run_delayed_refs+0x86/0x210
[16650.513045]  flush_space+0x3c8/0x5f0
[16650.513181]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.513344]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.513504]  ? lock_release+0x1f0/0x2d0
[16650.513648]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.513818]  process_one_work+0x270/0x5a0
[16650.513968]  worker_thread+0x55/0x3c0
[16650.514108]  ? process_one_work+0x5a0/0x5a0
[16650.514256]  kthread+0x174/0x1a0
[16650.514399]  ? set_kthread_struct+0x40/0x40
[16650.514548]  ret_from_fork+0x1f/0x30
[16650.521134]  
[16650.521255] irq event stamp: 0
[16650.521399] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.521602] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.521876] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.522125] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.522304] ---[ end trace 46b98d2c66c953be ]---
[16650.522515] ------------[ cut here ]------------
[16650.522674] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.522956] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.524343] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.524596] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.524857] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.525046] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.525213] 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 68 48 8b 05 58 b5 85 01 e8
[16650.525681] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.525852] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.526046] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.526241] RBP: 0000000000000000 R08: ffff984b97050490 R09: 0000000000000000
[16650.526443] R10: ffff984b97050c00 R11: 0000000000000002 R12: ffff984b940afc40
[16650.526673] R13: ffff984ba4e4a720 R14: ffff984b970503a8 R15: ffff984b97050450
[16650.526897] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.527141] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.527312] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.527521] Call Trace:
[16650.527642]  
[16650.527756]  btrfs_run_delayed_refs+0x86/0x210
[16650.527912]  flush_space+0x3c8/0x5f0
[16650.528051]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.528202]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.528370]  ? lock_release+0x1f0/0x2d0
[16650.528516]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.528684]  process_one_work+0x270/0x5a0
[16650.528830]  worker_thread+0x55/0x3c0
[16650.528971]  ? process_one_work+0x5a0/0x5a0
[16650.529121]  kthread+0x174/0x1a0
[16650.529249]  ? set_kthread_struct+0x40/0x40
[16650.529409]  ret_from_fork+0x1f/0x30
[16650.529551]  
[16650.529666] irq event stamp: 0
[16650.529790] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.529999] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.530251] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.530505] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.530689] ---[ end trace 46b98d2c66c953bf ]---
[16650.530882] ------------[ cut here ]------------
[16650.531077] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.531362] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.532770] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.533034] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.533284] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.533488] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.533660] 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 68 48 8b 05 58 b5 85 01 e8
[16650.534120] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.534281] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.534484] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.534677] RBP: 0000000000000000 R08: ffff984b970500e8 R09: 0000000000000000
[16650.534877] R10: ffff984b97050300 R11: 0000000000000002 R12: ffff984b940af000
[16650.535072] R13: ffff984ba4e4a720 R14: ffff984b97050000 R15: ffff984b970500a8
[16650.535265] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.535527] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.535698] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.535893] Call Trace:
[16650.536009]  
[16650.536126]  btrfs_run_delayed_refs+0x86/0x210
[16650.536277]  flush_space+0x3c8/0x5f0
[16650.536425]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.536577]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.536734]  ? lock_release+0x1f0/0x2d0
[16650.536885]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.537054]  process_one_work+0x270/0x5a0
[16650.537202]  worker_thread+0x55/0x3c0
[16650.537355]  ? process_one_work+0x5a0/0x5a0
[16650.537499]  kthread+0x174/0x1a0
[16650.537630]  ? set_kthread_struct+0x40/0x40
[16650.537776]  ret_from_fork+0x1f/0x30
[16650.537918]  
[16650.538030] irq event stamp: 0
[16650.538159] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.538348] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.538594] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.538843] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.539031] ---[ end trace 46b98d2c66c953c0 ]---
[16650.539212] ------------[ cut here ]------------
[16650.539382] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.539661] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.541040] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.541299] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.541562] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.541754] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.541929] 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 68 48 8b 05 58 b5 85 01 e8
[16650.542388] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.542555] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.542749] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.542952] RBP: 0000000000000000 R08: ffff984b961aef88 R09: 0000000000000000
[16650.543148] R10: ffff984b97050000 R11: 0000000000000002 R12: ffff984b96bdbe00
[16650.543354] R13: ffff984ba4e4a720 R14: ffff984b961aeea0 R15: ffff984b961aef48
[16650.543547] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.543788] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.543965] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.544159] Call Trace:
[16650.544279]  
[16650.544409]  btrfs_run_delayed_refs+0x86/0x210
[16650.544565]  flush_space+0x3c8/0x5f0
[16650.544703]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.544859]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.545016]  ? lock_release+0x1f0/0x2d0
[16650.545163]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.545353]  process_one_work+0x270/0x5a0
[16650.545498]  worker_thread+0x55/0x3c0
[16650.545636]  ? process_one_work+0x5a0/0x5a0
[16650.545784]  kthread+0x174/0x1a0
[16650.545922]  ? set_kthread_struct+0x40/0x40
[16650.546067]  ret_from_fork+0x1f/0x30
[16650.546205]  
[16650.546332] irq event stamp: 0
[16650.546460] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.546641] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.546901] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.547147] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.547338] ---[ end trace 46b98d2c66c953c1 ]---
[16650.547529] ------------[ cut here ]------------
[16650.547681] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.547959] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.556292] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.556569] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.556821] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.557019] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.557191] 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 68 48 8b 05 58 b5 85 01 e8
[16650.557652] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.557816] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.558012] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.558207] RBP: 0000000000000000 R08: ffff984baad68490 R09: 0000000000000000
[16650.558411] R10: ffff984b961aee01 R11: 0000000000000002 R12: ffff984b95a3e2a0
[16650.558608] R13: ffff984ba4e4a720 R14: ffff984baad683a8 R15: ffff984baad68450
[16650.558804] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.559061] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.559251] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.559518] Call Trace:
[16650.559646]  
[16650.559761]  btrfs_run_delayed_refs+0x86/0x210
[16650.559967]  flush_space+0x3c8/0x5f0
[16650.560146]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.560328]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.560487]  ? lock_release+0x1f0/0x2d0
[16650.560629]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.560802]  process_one_work+0x270/0x5a0
[16650.560994]  worker_thread+0x55/0x3c0
[16650.561131]  ? process_one_work+0x5a0/0x5a0
[16650.561275]  kthread+0x174/0x1a0
[16650.561422]  ? set_kthread_struct+0x40/0x40
[16650.561597]  ret_from_fork+0x1f/0x30
[16650.561736]  
[16650.561857] irq event stamp: 0
[16650.562026] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.562233] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.562516] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.562763] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.562955] ---[ end trace 46b98d2c66c953c2 ]---
[16650.563155] ------------[ cut here ]------------
[16650.563312] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.563604] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.565053] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.565307] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.565575] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.565767] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.565968] 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 68 48 8b 05 58 b5 85 01 e8
[16650.566458] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.566625] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.566815] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.567018] RBP: 0000000000000000 R08: ffff984b95a3faa8 R09: 0000000000000000
[16650.567251] R10: ffff984baad68301 R11: 0000000000000002 R12: ffff984baa90f0e0
[16650.567459] R13: ffff984ba4e4a720 R14: ffff984b95a3f9c0 R15: ffff984b95a3fa68
[16650.567652] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.567905] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.568079] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.568271] Call Trace:
[16650.568403]  
[16650.568545]  btrfs_run_delayed_refs+0x86/0x210
[16650.568709]  flush_space+0x3c8/0x5f0
[16650.568860]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.569032]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.569191]  ? lock_release+0x1f0/0x2d0
[16650.569349]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.569521]  process_one_work+0x270/0x5a0
[16650.569666]  worker_thread+0x55/0x3c0
[16650.569805]  ? process_one_work+0x5a0/0x5a0
[16650.569959]  kthread+0x174/0x1a0
[16650.570089]  ? set_kthread_struct+0x40/0x40
[16650.570235]  ret_from_fork+0x1f/0x30
[16650.570389]  
[16650.570504] irq event stamp: 0
[16650.570630] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.570835] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.571140] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.571421] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.571603] ---[ end trace 46b98d2c66c953c3 ]---
[16650.571795] ------------[ cut here ]------------
[16650.571957] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.572284] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.573703] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.574012] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.574265] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.574470] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.574644] 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 68 48 8b 05 58 b5 85 01 e8
[16650.575155] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.575328] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.575521] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.575713] RBP: 0000000000000000 R08: ffff984baa9485c8 R09: 0000000000000000
[16650.575959] R10: ffff984b95a3f900 R11: 0000000000000002 R12: ffff984b97319e70
[16650.576151] R13: ffff984ba4e4a720 R14: ffff984baa9484e0 R15: ffff984baa948588
[16650.576360] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.576611] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.576781] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.577024] Call Trace:
[16650.577142]  
[16650.577260]  btrfs_run_delayed_refs+0x86/0x210
[16650.577464]  flush_space+0x3c8/0x5f0
[16650.577633]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.577794]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.577970]  ? lock_release+0x1f0/0x2d0
[16650.578121]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.578331]  process_one_work+0x270/0x5a0
[16650.578483]  worker_thread+0x55/0x3c0
[16650.578624]  ? process_one_work+0x5a0/0x5a0
[16650.578774]  kthread+0x174/0x1a0
[16650.578920]  ? set_kthread_struct+0x40/0x40
[16650.579074]  ret_from_fork+0x1f/0x30
[16650.579216]  
[16650.579344] irq event stamp: 0
[16650.579514] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.579697] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.580801] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.581115] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.581305] ---[ end trace 46b98d2c66c953c4 ]---
[16650.581554] ------------[ cut here ]------------
[16650.581720] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.582020] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.583518] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.583840] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.584103] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.584293] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.584472] 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 68 48 8b 05 58 b5 85 01 e8
[16650.584927] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.585093] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.585285] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.585492] RBP: 0000000000000000 R08: ffff984b842c4aa8 R09: 0000000000000000
[16650.585686] R10: ffff984baa948400 R11: 0000000000000002 R12: ffff984b95a3e620
[16650.585891] R13: ffff984ba4e4a720 R14: ffff984b842c49c0 R15: ffff984b842c4a68
[16650.592108] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.592373] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.592545] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.592738] Call Trace:
[16650.592865]  
[16650.592984]  btrfs_run_delayed_refs+0x86/0x210
[16650.593137]  flush_space+0x3c8/0x5f0
[16650.593274]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.593438]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.593600]  ? lock_release+0x1f0/0x2d0
[16650.593742]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.593917]  process_one_work+0x270/0x5a0
[16650.594065]  worker_thread+0x55/0x3c0
[16650.594205]  ? process_one_work+0x5a0/0x5a0
[16650.594361]  kthread+0x174/0x1a0
[16650.594494]  ? set_kthread_struct+0x40/0x40
[16650.594643]  ret_from_fork+0x1f/0x30
[16650.594785]  
[16650.594906] irq event stamp: 0
[16650.595036] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.595215] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.595475] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.595729] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.595916] ---[ end trace 46b98d2c66c953c5 ]---
[16650.596117] ------------[ cut here ]------------
[16650.596276] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.596570] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.597958] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.598219] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.598481] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.598676] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.598851] 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 68 48 8b 05 58 b5 85 01 e8
[16650.599352] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.599581] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.599805] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.600029] RBP: 0000000000000000 R08: ffff984b940ae5c8 R09: 0000000000000000
[16650.600223] R10: ffff984b842c4900 R11: ffff984beed15208 R12: ffff984b95bff070
[16650.600433] R13: ffff984ba4e4a720 R14: ffff984b940ae4e0 R15: ffff984b940ae588
[16650.600626] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.600882] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.601054] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.601250] Call Trace:
[16650.601382]  
[16650.601498]  btrfs_run_delayed_refs+0x86/0x210
[16650.601654]  flush_space+0x3c8/0x5f0
[16650.601791]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.601951]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.602106]  ? lock_release+0x1f0/0x2d0
[16650.602251]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.602435]  process_one_work+0x270/0x5a0
[16650.602583]  worker_thread+0x55/0x3c0
[16650.602721]  ? process_one_work+0x5a0/0x5a0
[16650.602877]  kthread+0x174/0x1a0
[16650.603011]  ? set_kthread_struct+0x40/0x40
[16650.603156]  ret_from_fork+0x1f/0x30
[16650.603293]  
[16650.603421] irq event stamp: 0
[16650.603547] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.603726] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.603986] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.604231] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.604425] ---[ end trace 46b98d2c66c953c6 ]---
[16650.604620] ------------[ cut here ]------------
[16650.604776] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.605058] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.606438] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.606693] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.606959] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.607148] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.607326] 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 68 48 8b 05 58 b5 85 01 e8
[16650.607783] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.607956] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.608147] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.608352] RBP: 0000000000000000 R08: ffff984ba7412f88 R09: 0000000000000000
[16650.608543] R10: ffff984b940ae401 R11: 0000000000000002 R12: ffff984b95bff0e0
[16650.608736] R13: ffff984ba4e4a720 R14: ffff984ba7412ea0 R15: ffff984ba7412f48
[16650.608934] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.609178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.609364] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.609559] Call Trace:
[16650.609674]  
[16650.609792]  btrfs_run_delayed_refs+0x86/0x210
[16650.610838]  flush_space+0x3c8/0x5f0
[16650.611035]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.611196]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.611393]  ? lock_release+0x1f0/0x2d0
[16650.611568]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.611747]  process_one_work+0x270/0x5a0
[16650.611911]  worker_thread+0x55/0x3c0
[16650.612061]  ? process_one_work+0x5a0/0x5a0
[16650.612217]  kthread+0x174/0x1a0
[16650.612386]  ? set_kthread_struct+0x40/0x40
[16650.612563]  ret_from_fork+0x1f/0x30
[16650.612713]  
[16650.612832] irq event stamp: 0
[16650.612977] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.613169] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.613475] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.613779] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.613971] ---[ end trace 46b98d2c66c953c7 ]---
[16650.614192] ------------[ cut here ]------------
[16650.614359] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.614640] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.616022] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.616283] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.616546] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.616737] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.616920] 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 68 48 8b 05 58 b5 85 01 e8
[16650.617388] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.617551] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.617746] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.617942] RBP: 0000000000000000 R08: ffff984b97346838 R09: 0000000000000000
[16650.618136] R10: ffff984ba7412e00 R11: 0000000000000002 R12: ffff984b940aff50
[16650.618342] R13: ffff984ba4e4a720 R14: ffff984b97346750 R15: ffff984b973467f8
[16650.618539] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.618785] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.618964] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.619165] Call Trace:
[16650.619327]  
[16650.619482]  btrfs_run_delayed_refs+0x86/0x210
[16650.619651]  flush_space+0x3c8/0x5f0
[16650.619790]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.620000]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.620174]  ? lock_release+0x1f0/0x2d0
[16650.620328]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.620504]  process_one_work+0x270/0x5a0
[16650.620649]  worker_thread+0x55/0x3c0
[16650.620786]  ? process_one_work+0x5a0/0x5a0
[16650.621002]  kthread+0x174/0x1a0
[16650.621154]  ? set_kthread_struct+0x40/0x40
[16650.621300]  ret_from_fork+0x1f/0x30
[16650.627052]  
[16650.627173] irq event stamp: 0
[16650.627299] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.627493] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.627746] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.627993] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.628173] ---[ end trace 46b98d2c66c953c8 ]---
[16650.628379] ------------[ cut here ]------------
[16650.628534] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.628810] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.630199] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.630469] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.630721] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.630924] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.631097] 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 68 48 8b 05 58 b5 85 01 e8
[16650.631570] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.631732] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.631927] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.632120] RBP: 0000000000000000 R08: ffff984b89785aa8 R09: 0000000000000000
[16650.632310] R10: ffff984b97346700 R11: 0000000000000002 R12: ffff984b940af690
[16650.632517] R13: ffff984ba4e4a720 R14: ffff984b897859c0 R15: ffff984b89785a68
[16650.632714] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.632971] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.633140] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.633346] Call Trace:
[16650.633464]  
[16650.633581]  btrfs_run_delayed_refs+0x86/0x210
[16650.633733]  flush_space+0x3c8/0x5f0
[16650.633877]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.634032]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.634267]  ? lock_release+0x1f0/0x2d0
[16650.634443]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.634677]  process_one_work+0x270/0x5a0
[16650.634865]  worker_thread+0x55/0x3c0
[16650.635077]  ? process_one_work+0x5a0/0x5a0
[16650.635264]  kthread+0x174/0x1a0
[16650.635432]  ? set_kthread_struct+0x40/0x40
[16650.635582]  ret_from_fork+0x1f/0x30
[16650.635721]  
[16650.635833] irq event stamp: 0
[16650.636008] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.636186] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.636447] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.636699] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.636910] ---[ end trace 46b98d2c66c953c9 ]---
[16650.637124] ------------[ cut here ]------------
[16650.637281] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.637573] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.639042] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.639296] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.639565] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.639755] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.640794] 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 68 48 8b 05 58 b5 85 01 e8
[16650.641328] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.641513] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.641707] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.641930] RBP: 0000000000000000 R08: ffff984b968f4e50 R09: 0000000000000000
[16650.642134] R10: ffff984b89785901 R11: 0000000000000002 R12: ffff984b95bffe70
[16650.642352] R13: ffff984ba4e4a720 R14: ffff984b968f4d68 R15: ffff984b968f4e10
[16650.642589] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.642850] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.643048] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.643250] Call Trace:
[16650.643402]  
[16650.643537]  btrfs_run_delayed_refs+0x86/0x210
[16650.643693]  flush_space+0x3c8/0x5f0
[16650.643836]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.643999]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.644157]  ? lock_release+0x1f0/0x2d0
[16650.644332]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.644504]  process_one_work+0x270/0x5a0
[16650.644648]  worker_thread+0x55/0x3c0
[16650.644787]  ? process_one_work+0x5a0/0x5a0
[16650.644945]  kthread+0x174/0x1a0
[16650.645076]  ? set_kthread_struct+0x40/0x40
[16650.645222]  ret_from_fork+0x1f/0x30
[16650.645377]  
[16650.645494] irq event stamp: 0
[16650.645617] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.645798] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.646055] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.646298] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.646490] ---[ end trace 46b98d2c66c953ca ]---
[16650.646682] ------------[ cut here ]------------
[16650.646836] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.647117] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.648503] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.648760] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.649021] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.649212] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.649394] 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 68 48 8b 05 58 b5 85 01 e8
[16650.649864] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.650081] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.650276] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.650511] RBP: 0000000000000000 R08: ffff984b9735df88 R09: 0000000000000000
[16650.650702] R10: ffff984bfffd5000 R11: 000000000003a560 R12: ffff984b86fee310
[16650.650904] R13: ffff984ba4e4a720 R14: ffff984b9735dea0 R15: ffff984b9735df48
[16650.651139] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.651401] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.651569] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.651764] Call Trace:
[16650.651912]  
[16650.652050]  btrfs_run_delayed_refs+0x86/0x210
[16650.652201]  flush_space+0x3c8/0x5f0
[16650.652351]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.652505]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.652663]  ? lock_release+0x1f0/0x2d0
[16650.652806]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.652986]  process_one_work+0x270/0x5a0
[16650.653133]  worker_thread+0x55/0x3c0
[16650.653273]  ? process_one_work+0x5a0/0x5a0
[16650.653438]  kthread+0x174/0x1a0
[16650.653569]  ? set_kthread_struct+0x40/0x40
[16650.653718]  ret_from_fork+0x1f/0x30
[16650.653863]  
[16650.653975] irq event stamp: 0
[16650.654105] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.654286] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.654545] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.654796] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.654984] ---[ end trace 46b98d2c66c953cb ]---
[16650.655175] ------------[ cut here ]------------
[16650.655345] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.655626] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.662566] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.662822] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.663087] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.663278] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.663458] 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 68 48 8b 05 58 b5 85 01 e8
[16650.663926] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.664090] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.664280] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.664485] RBP: 0000000000000000 R08: ffff984baad69e50 R09: 0000000000000000
[16650.664677] R10: ffff984b9735de00 R11: 0000000000000002 R12: ffff984ba75b01c0
[16650.664879] R13: ffff984ba4e4a720 R14: ffff984baad69d68 R15: ffff984baad69e10
[16650.665070] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.665314] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.665496] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.665691] Call Trace:
[16650.665807]  
[16650.665925]  btrfs_run_delayed_refs+0x86/0x210
[16650.666079]  flush_space+0x3c8/0x5f0
[16650.666215]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.666378]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.666537]  ? lock_release+0x1f0/0x2d0
[16650.666684]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.666861]  process_one_work+0x270/0x5a0
[16650.667006]  worker_thread+0x55/0x3c0
[16650.667145]  ? process_one_work+0x5a0/0x5a0
[16650.667295]  kthread+0x174/0x1a0
[16650.667436]  ? set_kthread_struct+0x40/0x40
[16650.667584]  ret_from_fork+0x1f/0x30
[16650.667725]  
[16650.667837] irq event stamp: 0
[16650.667972] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.668153] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.668415] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.668662] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.668842] ---[ end trace 46b98d2c66c953cc ]---
[16650.669040] ------------[ cut here ]------------
[16650.669192] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.669485] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.671755] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.672063] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.672337] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.672544] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.672723] 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 68 48 8b 05 58 b5 85 01 e8
[16650.673214] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.673391] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.673582] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.673774] RBP: 0000000000000000 R08: ffff984b946ee490 R09: 0000000000000000
[16650.674013] R10: ffff984baad69d01 R11: 0000000000000002 R12: ffff984b86fee150
[16650.674209] R13: ffff984ba4e4a720 R14: ffff984b946ee3a8 R15: ffff984b946ee450
[16650.674414] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.674665] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.674833] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.675037] Call Trace:
[16650.675156]  
[16650.675276]  btrfs_run_delayed_refs+0x86/0x210
[16650.675440]  flush_space+0x3c8/0x5f0
[16650.675581]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.675735]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.675901]  ? lock_release+0x1f0/0x2d0
[16650.676044]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.676217]  process_one_work+0x270/0x5a0
[16650.676377]  worker_thread+0x55/0x3c0
[16650.676517]  ? process_one_work+0x5a0/0x5a0
[16650.676664]  kthread+0x174/0x1a0
[16650.676797]  ? set_kthread_struct+0x40/0x40
[16650.676955]  ret_from_fork+0x1f/0x30
[16650.677094]  
[16650.677206] irq event stamp: 0
[16650.677345] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.677526] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.677773] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.678032] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.678211] ---[ end trace 46b98d2c66c953cd ]---
[16650.678417] ------------[ cut here ]------------
[16650.678574] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.678858] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.680409] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.680688] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.680977] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.681167] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.681347] 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 68 48 8b 05 58 b5 85 01 e8
[16650.681798] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.682050] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.682245] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.682451] RBP: 0000000000000000 R08: ffff984b842c45c8 R09: 0000000000000000
[16650.682647] R10: ffff984b946ee300 R11: 1700000000000002 R12: ffff984b95a3e310
[16650.682840] R13: ffff984ba4e4a720 R14: ffff984b842c44e0 R15: ffff984b842c4588
[16650.683081] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.683526] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.683875] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.684254] Call Trace:
[16650.684486]  
[16650.684671]  btrfs_run_delayed_refs+0x86/0x210
[16650.684933]  flush_space+0x3c8/0x5f0
[16650.685142]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.685383]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.685616]  ? lock_release+0x1f0/0x2d0
[16650.685832]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.686130]  process_one_work+0x270/0x5a0
[16650.686367]  worker_thread+0x55/0x3c0
[16650.686575]  ? process_one_work+0x5a0/0x5a0
[16650.686798]  kthread+0x174/0x1a0
[16650.687045]  ? set_kthread_struct+0x40/0x40
[16650.687261]  ret_from_fork+0x1f/0x30
[16650.687489]  
[16650.687669] irq event stamp: 0
[16650.687865] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.688175] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.688571] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.688990] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.689244] ---[ end trace 46b98d2c66c953ce ]---
[16650.689553] ------------[ cut here ]------------
[16650.689783] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.690203] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.692250] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.692658] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.693039] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.693342] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.693593] 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 68 48 8b 05 58 b5 85 01 e8
[16650.694283] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.694540] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.694824] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.695104] RBP: 0000000000000000 R08: ffff984baad68358 R09: 0000000000000000
[16650.695454] R10: ffff984b842c4400 R11: 0000000000000002 R12: ffff984b96bdb700
[16650.695742] R13: ffff984ba4e4a720 R14: ffff984baad68270 R15: ffff984baad68318
[16650.705763] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.706141] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.706417] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.706704] Call Trace:
[16650.706893]  
[16650.707067]  btrfs_run_delayed_refs+0x86/0x210
[16650.707300]  flush_space+0x3c8/0x5f0
[16650.707525]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.707734]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.707953]  ? lock_release+0x1f0/0x2d0
[16650.708153]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.708405]  process_one_work+0x270/0x5a0
[16650.708608]  worker_thread+0x55/0x3c0
[16650.708813]  ? process_one_work+0x5a0/0x5a0
[16650.709042]  kthread+0x174/0x1a0
[16650.709240]  ? set_kthread_struct+0x40/0x40
[16650.709474]  ret_from_fork+0x1f/0x30
[16650.709684]  
[16650.709863] irq event stamp: 0
[16650.710090] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.710372] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.710752] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.711128] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.711414] ---[ end trace 46b98d2c66c953cf ]---
[16650.711709] ------------[ cut here ]------------
[16650.711984] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.712410] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.714477] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.714863] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.715242] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.715537] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.715788] 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 68 48 8b 05 58 b5 85 01 e8
[16650.716481] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.716729] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.717017] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.717299] RBP: 0000000000000000 R08: ffff984baad695c8 R09: 0000000000000000
[16650.717602] R10: ffff984baad68200 R11: 0000000000000002 R12: ffff984ba75b0150
[16650.717890] R13: ffff984ba4e4a720 R14: ffff984baad694e0 R15: ffff984baad69588
[16650.718176] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.718555] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.718808] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.719024] Call Trace:
[16650.719141]  
[16650.719257]  btrfs_run_delayed_refs+0x86/0x210
[16650.719425]  flush_space+0x3c8/0x5f0
[16650.719563]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.719726]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.719894]  ? lock_release+0x1f0/0x2d0
[16650.720039]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.720210]  process_one_work+0x270/0x5a0
[16650.720367]  worker_thread+0x55/0x3c0
[16650.720510]  ? process_one_work+0x5a0/0x5a0
[16650.720656]  kthread+0x174/0x1a0
[16650.720787]  ? set_kthread_struct+0x40/0x40
[16650.720944]  ret_from_fork+0x1f/0x30
[16650.721086]  
[16650.721197] irq event stamp: 0
[16650.721338] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.721520] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.721763] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.722026] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.722202] ---[ end trace 46b98d2c66c953d0 ]---
[16650.722399] ------------[ cut here ]------------
[16650.722551] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.722831] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.724250] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.724522] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.724772] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.724971] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.725143] 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 68 48 8b 05 58 b5 85 01 e8
[16650.725603] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.725765] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.725969] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.726161] RBP: 0000000000000000 R08: ffff984b96bda838 R09: 0000000000000000
[16650.726367] R10: ffff984baad69400 R11: 0000000000000002 R12: ffff984b97018d90
[16650.726563] R13: ffff984ba4e4a720 R14: ffff984b96bda750 R15: ffff984b96bda7f8
[16650.726754] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.727011] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.727179] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.727386] Call Trace:
[16650.727506]  
[16650.727622]  btrfs_run_delayed_refs+0x86/0x210
[16650.727772]  flush_space+0x3c8/0x5f0
[16650.727918]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.728071]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.728224]  ? lock_release+0x1f0/0x2d0
[16650.728379]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.728551]  process_one_work+0x270/0x5a0
[16650.728699]  worker_thread+0x55/0x3c0
[16650.728836]  ? process_one_work+0x5a0/0x5a0
[16650.728991]  kthread+0x174/0x1a0
[16650.729122]  ? set_kthread_struct+0x40/0x40
[16650.729269]  ret_from_fork+0x1f/0x30
[16650.729424]  
[16650.729575] irq event stamp: 0
[16650.729715] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.731032] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.731421] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.731828] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.732161] ---[ end trace 46b98d2c66c953d1 ]---
[16650.732614] ------------[ cut here ]------------
[16650.732969] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.733467] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.735692] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.736103] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.736378] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.736573] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.736742] 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 68 48 8b 05 58 b5 85 01 e8
[16650.737242] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.737421] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.737616] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.737808] RBP: 0000000000000000 R08: ffff984b96b325c8 R09: 0000000000000000
[16650.738045] R10: ffff984b96bda701 R11: ffff984beed15208 R12: ffff984ba28fa7e0
[16650.738237] R13: ffff984ba4e4a720 R14: ffff984b96b324e0 R15: ffff984b96b32588
[16650.738441] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.738685] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.738881] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.739096] Call Trace:
[16650.739237]  
[16650.739401]  btrfs_run_delayed_refs+0x86/0x210
[16650.739573]  flush_space+0x3c8/0x5f0
[16650.739708]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.739887]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.740102]  ? lock_release+0x1f0/0x2d0
[16650.740247]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.740429]  process_one_work+0x270/0x5a0
[16650.740575]  worker_thread+0x55/0x3c0
[16650.740715]  ? process_one_work+0x5a0/0x5a0
[16650.740888]  kthread+0x174/0x1a0
[16650.741073]  ? set_kthread_struct+0x40/0x40
[16650.741218]  ret_from_fork+0x1f/0x30
[16650.747071]  
[16650.747189] irq event stamp: 0
[16650.747328] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.747508] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.747754] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.748011] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.748188] ---[ end trace 46b98d2c66c953d2 ]---
[16650.748405] ------------[ cut here ]------------
[16650.748563] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.748840] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.750223] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.750488] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.750744] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.750942] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.751112] 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 68 48 8b 05 58 b5 85 01 e8
[16650.751572] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.751738] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.751980] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.752173] RBP: 0000000000000000 R08: ffff984b98591e50 R09: 0000000000000000
[16650.752382] R10: ffff984b96b32401 R11: ffff984beed15208 R12: ffff984baa9531c0
[16650.752575] R13: ffff984ba4e4a720 R14: ffff984b98591d68 R15: ffff984b98591e10
[16650.752767] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.753051] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.753223] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.753430] Call Trace:
[16650.753553]  
[16650.753668]  btrfs_run_delayed_refs+0x86/0x210
[16650.753822]  flush_space+0x3c8/0x5f0
[16650.754010]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.754158]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.754313]  ? lock_release+0x1f0/0x2d0
[16650.754474]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.754646]  process_one_work+0x270/0x5a0
[16650.754788]  worker_thread+0x55/0x3c0
[16650.754974]  ? process_one_work+0x5a0/0x5a0
[16650.755121]  kthread+0x174/0x1a0
[16650.755254]  ? set_kthread_struct+0x40/0x40
[16650.755413]  ret_from_fork+0x1f/0x30
[16650.755556]  
[16650.755671] irq event stamp: 0
[16650.755796] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.756025] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.756274] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.756531] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.756713] ---[ end trace 46b98d2c66c953d3 ]---
[16650.756951] ------------[ cut here ]------------
[16650.757103] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.757389] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.758811] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.759114] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.759378] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.759568] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.759790] 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 68 48 8b 05 58 b5 85 01 e8
[16650.760349] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.760517] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.760711] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.761727] RBP: 0000000000000000 R08: ffff984b85367490 R09: 0000000000000000
[16650.762055] R10: ffff984b98591d00 R11: 0000000000000002 R12: ffff984b9cbf2d90
[16650.762407] R13: ffff984ba4e4a720 R14: ffff984b853673a8 R15: ffff984b85367450
[16650.762745] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.763146] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.763417] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.763704] Call Trace:
[16650.763885]  
[16650.764067]  btrfs_run_delayed_refs+0x86/0x210
[16650.764299]  flush_space+0x3c8/0x5f0
[16650.764522]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.764752]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.764994]  ? lock_release+0x1f0/0x2d0
[16650.765208]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.765481]  process_one_work+0x270/0x5a0
[16650.765704]  worker_thread+0x55/0x3c0
[16650.765924]  ? process_one_work+0x5a0/0x5a0
[16650.766144]  kthread+0x174/0x1a0
[16650.766358]  ? set_kthread_struct+0x40/0x40
[16650.766585]  ret_from_fork+0x1f/0x30
[16650.766801]  
[16650.766964] irq event stamp: 0
[16650.767153] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.767347] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.767596] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.767850] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.768073] ---[ end trace 46b98d2c66c953d4 ]---
[16650.768273] ------------[ cut here ]------------
[16650.768444] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.768726] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.770246] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.770521] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.770770] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.770996] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.771171] 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 68 48 8b 05 58 b5 85 01 e8
[16650.771657] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.771871] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.772088] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.772283] RBP: 0000000000000000 R08: ffff984b842c4700 R09: 0000000000000000
[16650.772488] R10: ffff984b85367301 R11: ffff984beed15208 R12: ffff984b95a3e930
[16650.772684] R13: ffff984ba4e4a720 R14: ffff984b842c4618 R15: ffff984b842c46c0
[16650.772881] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.773128] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.773294] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.773503] Call Trace:
[16650.773622]  
[16650.773737]  btrfs_run_delayed_refs+0x86/0x210
[16650.773897]  flush_space+0x3c8/0x5f0
[16650.774037]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.774187]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.774353]  ? lock_release+0x1f0/0x2d0
[16650.774501]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.774674]  process_one_work+0x270/0x5a0
[16650.774822]  worker_thread+0x55/0x3c0
[16650.774969]  ? process_one_work+0x5a0/0x5a0
[16650.775117]  kthread+0x174/0x1a0
[16650.775250]  ? set_kthread_struct+0x40/0x40
[16650.775409]  ret_from_fork+0x1f/0x30
[16650.775549]  
[16650.775664] irq event stamp: 0
[16650.775789] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.775977] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.776229] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.776483] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.776666] ---[ end trace 46b98d2c66c953d5 ]---
[16650.776857] ------------[ cut here ]------------
[16650.777015] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.777286] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.784385] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.784647] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.784901] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.785092] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.785263] 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 68 48 8b 05 58 b5 85 01 e8
[16650.785727] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.785893] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.786086] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.786279] RBP: 0000000000000000 R08: ffff984ba3dcfe50 R09: 0000000000000000
[16650.786485] R10: ffff984b842c4600 R11: ffff984beed15208 R12: ffff984ba72db2a0
[16650.786681] R13: ffff984ba4e4a720 R14: ffff984ba3dcfd68 R15: ffff984ba3dcfe10
[16650.786886] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.787136] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.787305] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.787509] Call Trace:
[16650.787631]  
[16650.787748]  btrfs_run_delayed_refs+0x86/0x210
[16650.787910]  flush_space+0x3c8/0x5f0
[16650.788048]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.788202]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.788370]  ? lock_release+0x1f0/0x2d0
[16650.788514]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.788686]  process_one_work+0x270/0x5a0
[16650.788832]  worker_thread+0x55/0x3c0
[16650.788973]  ? process_one_work+0x5a0/0x5a0
[16650.789116]  kthread+0x174/0x1a0
[16650.789249]  ? set_kthread_struct+0x40/0x40
[16650.789408]  ret_from_fork+0x1f/0x30
[16650.789548]  
[16650.789663] irq event stamp: 0
[16650.789792] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.789973] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.790216] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.790478] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.790657] ---[ end trace 46b98d2c66c953d6 ]---
[16650.790849] ------------[ cut here ]------------
[16650.791908] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.792336] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.794434] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.794820] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.795217] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.795518] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.795771] 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 68 48 8b 05 58 b5 85 01 e8
[16650.796269] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.796447] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.796642] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.796836] RBP: 0000000000000000 R08: ffff984baad69358 R09: 0000000000000000
[16650.797034] R10: ffff984ba3dcfd00 R11: 0000000000000002 R12: ffff984ba75b0b60
[16650.797227] R13: ffff984ba4e4a720 R14: ffff984baad69270 R15: ffff984baad69318
[16650.797431] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.797677] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.797851] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.798047] Call Trace:
[16650.798166]  
[16650.798283]  btrfs_run_delayed_refs+0x86/0x210
[16650.798452]  flush_space+0x3c8/0x5f0
[16650.798589]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.798739]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.798910]  ? lock_release+0x1f0/0x2d0
[16650.799055]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.799224]  process_one_work+0x270/0x5a0
[16650.799419]  worker_thread+0x55/0x3c0
[16650.799599]  ? process_one_work+0x5a0/0x5a0
[16650.799756]  kthread+0x174/0x1a0
[16650.799898]  ? set_kthread_struct+0x40/0x40
[16650.800085]  ret_from_fork+0x1f/0x30
[16650.800226]  
[16650.800354] irq event stamp: 0
[16650.800483] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.800667] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.800926] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.801210] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.801404] ---[ end trace 46b98d2c66c953d7 ]---
[16650.801602] ------------[ cut here ]------------
[16650.801756] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.802079] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.803457] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.803720] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.803979] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.804172] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.804355] 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 68 48 8b 05 58 b5 85 01 e8
[16650.804814] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.804984] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.805176] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.805380] RBP: 0000000000000000 R08: ffff984b939b3be0 R09: 0000000000000000
[16650.805573] R10: ffff984baad69200 R11: 00000000000005b2 R12: ffff984b9633d000
[16650.805766] R13: ffff984ba4e4a720 R14: ffff984b939b3af8 R15: ffff984b939b3ba0
[16650.805970] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.806289] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.806590] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.806847] Call Trace:
[16650.806990]  
[16650.807108]  btrfs_run_delayed_refs+0x86/0x210
[16650.807260]  flush_space+0x3c8/0x5f0
[16650.807409]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.807564]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.807721]  ? lock_release+0x1f0/0x2d0
[16650.807913]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.808087]  process_one_work+0x270/0x5a0
[16650.808234]  worker_thread+0x55/0x3c0
[16650.808386]  ? process_one_work+0x5a0/0x5a0
[16650.808531]  kthread+0x174/0x1a0
[16650.808664]  ? set_kthread_struct+0x40/0x40
[16650.808810]  ret_from_fork+0x1f/0x30
[16650.808997]  
[16650.809109] irq event stamp: 0
[16650.809238] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.809428] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.809671] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.809926] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.810103] ---[ end trace 46b98d2c66c953d8 ]---
[16650.810293] ------------[ cut here ]------------
[16650.810462] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.810744] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.812130] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.812397] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.812653] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.812847] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.813020] 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 68 48 8b 05 58 b5 85 01 e8
[16650.813477] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.813642] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.813836] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.814031] RBP: 0000000000000000 R08: ffff984b939b3838 R09: 0000000000000000
[16650.814225] R10: ffff984b939b3a00 R11: 0117000000000002 R12: ffff984baa953b60
[16650.814428] R13: ffff984ba4e4a720 R14: ffff984b939b3750 R15: ffff984b939b37f8
[16650.820214] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.820477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.820647] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.820839] Call Trace:
[16650.821938]  
[16650.822154]  btrfs_run_delayed_refs+0x86/0x210
[16650.822309]  flush_space+0x3c8/0x5f0
[16650.822455]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.822609]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.822826]  ? lock_release+0x1f0/0x2d0
[16650.822982]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.823163]  process_one_work+0x270/0x5a0
[16650.823329]  worker_thread+0x55/0x3c0
[16650.823479]  ? process_one_work+0x5a0/0x5a0
[16650.823649]  kthread+0x174/0x1a0
[16650.823799]  ? set_kthread_struct+0x40/0x40
[16650.823952]  ret_from_fork+0x1f/0x30
[16650.824096]  
[16650.824208] irq event stamp: 0
[16650.824348] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.824531] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.824775] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.825031] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.825210] ---[ end trace 46b98d2c66c953d9 ]---
[16650.825410] ------------[ cut here ]------------
[16650.825568] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.825851] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.827229] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.827498] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.827750] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.827950] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.828121] 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 68 48 8b 05 58 b5 85 01 e8
[16650.828581] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.828743] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.828939] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.829135] RBP: 0000000000000000 R08: ffff984b9608b838 R09: 0000000000000000
[16650.829337] R10: ffff984b939b3700 R11: 0000000000000002 R12: ffff984ba28fae70
[16650.829533] R13: ffff984ba4e4a720 R14: ffff984b9608b750 R15: ffff984b9608b7f8
[16650.829728] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.830021] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.830189] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.830399] Call Trace:
[16650.830521]  
[16650.830634]  btrfs_run_delayed_refs+0x86/0x210
[16650.830786]  flush_space+0x3c8/0x5f0
[16650.830933]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.831083]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.831238]  ? lock_release+0x1f0/0x2d0
[16650.831391]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.831565]  process_one_work+0x270/0x5a0
[16650.831713]  worker_thread+0x55/0x3c0
[16650.831867]  ? process_one_work+0x5a0/0x5a0
[16650.832059]  kthread+0x174/0x1a0
[16650.832193]  ? set_kthread_struct+0x40/0x40
[16650.832348]  ret_from_fork+0x1f/0x30
[16650.832517]  
[16650.832632] irq event stamp: 0
[16650.832758] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.832980] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.833229] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.833484] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.833667] ---[ end trace 46b98d2c66c953da ]---
[16650.833893] ------------[ cut here ]------------
[16650.834069] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.834353] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.835787] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.836090] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.836355] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.836548] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.836716] 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 68 48 8b 05 58 b5 85 01 e8
[16650.837216] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.837398] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.837594] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.837785] RBP: 0000000000000000 R08: ffff984b897855c8 R09: 0000000000000000
[16650.838020] R10: ffff984b9608b700 R11: ffff984beed15208 R12: ffff984b940af770
[16650.838211] R13: ffff984ba4e4a720 R14: ffff984b897854e0 R15: ffff984b89785588
[16650.838416] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.838660] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.838832] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.839058] Call Trace:
[16650.839182]  
[16650.839367]  btrfs_run_delayed_refs+0x86/0x210
[16650.839591]  flush_space+0x3c8/0x5f0
[16650.839770]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.839935]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.840098]  ? lock_release+0x1f0/0x2d0
[16650.840265]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.840449]  process_one_work+0x270/0x5a0
[16650.840615]  worker_thread+0x55/0x3c0
[16650.840759]  ? process_one_work+0x5a0/0x5a0
[16650.840932]  kthread+0x174/0x1a0
[16650.841062]  ? set_kthread_struct+0x40/0x40
[16650.841207]  ret_from_fork+0x1f/0x30
[16650.841360]  
[16650.841475] irq event stamp: 0
[16650.841601] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.841783] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.842042] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.842291] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.842487] ---[ end trace 46b98d2c66c953db ]---
[16650.842682] ------------[ cut here ]------------
[16650.842835] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.843123] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.844493] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.844778] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.845066] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.845267] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.845466] 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 68 48 8b 05 58 b5 85 01 e8
[16650.846060] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.846233] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.846463] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.846691] RBP: 0000000000000000 R08: ffff984b89785e50 R09: 0000000000000000
[16650.846907] R10: ffff984b89785400 R11: ffff984beed15208 R12: ffff984b940af2a0
[16650.847113] R13: ffff984ba4e4a720 R14: ffff984b89785d68 R15: ffff984b89785e10
[16650.847328] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.847592] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.847768] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.847982] Call Trace:
[16650.848127]  
[16650.848248]  btrfs_run_delayed_refs+0x86/0x210
[16650.848431]  flush_space+0x3c8/0x5f0
[16650.848636]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.848794]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.848958]  ? lock_release+0x1f0/0x2d0
[16650.849104]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.849281]  process_one_work+0x270/0x5a0
[16650.849460]  worker_thread+0x55/0x3c0
[16650.849626]  ? process_one_work+0x5a0/0x5a0
[16650.849775]  kthread+0x174/0x1a0
[16650.849935]  ? set_kthread_struct+0x40/0x40
[16650.850091]  ret_from_fork+0x1f/0x30
[16650.856970]  
[16650.857115] irq event stamp: 0
[16650.857247] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.857463] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.857767] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.858032] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.858223] ---[ end trace 46b98d2c66c953dc ]---
[16650.858501] ------------[ cut here ]------------
[16650.858698] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.858993] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.860551] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.860852] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.861117] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.861333] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.861519] 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 68 48 8b 05 58 b5 85 01 e8
[16650.862056] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.862243] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.862468] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.862708] RBP: 0000000000000000 R08: ffff984ba90970e8 R09: 0000000000000000
[16650.862920] R10: ffff984b89785d00 R11: ffff984beed15208 R12: ffff984ba28fa5b0
[16650.863121] R13: ffff984ba4e4a720 R14: ffff984ba9097000 R15: ffff984ba90970a8
[16650.863340] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.863659] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.863833] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.864037] Call Trace:
[16650.864182]  
[16650.864337]  btrfs_run_delayed_refs+0x86/0x210
[16650.864517]  flush_space+0x3c8/0x5f0
[16650.864664]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.864825]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.864996]  ? lock_release+0x1f0/0x2d0
[16650.865145]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.865370]  process_one_work+0x270/0x5a0
[16650.865564]  worker_thread+0x55/0x3c0
[16650.865727]  ? process_one_work+0x5a0/0x5a0
[16650.865889]  kthread+0x174/0x1a0
[16650.866024]  ? set_kthread_struct+0x40/0x40
[16650.866179]  ret_from_fork+0x1f/0x30
[16650.866355]  
[16650.866516] irq event stamp: 0
[16650.866652] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.866840] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.867106] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.867400] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.867627] ---[ end trace 46b98d2c66c953dd ]---
[16650.867825] ------------[ cut here ]------------
[16650.867995] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.868299] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.869798] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.870063] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.870323] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.870518] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.870684] 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 68 48 8b 05 58 b5 85 01 e8
[16650.871185] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.871362] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.871558] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.871753] RBP: 0000000000000000 R08: ffff984b940ae970 R09: 0000000000000000
[16650.871955] R10: ffff984ba9097000 R11: ffff984beed15208 R12: ffff984b95bff4d0
[16650.872149] R13: ffff984ba4e4a720 R14: ffff984b940ae888 R15: ffff984b940ae930
[16650.872354] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.872598] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.872769] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.873000] Call Trace:
[16650.873127]  
[16650.873265]  btrfs_run_delayed_refs+0x86/0x210
[16650.873452]  flush_space+0x3c8/0x5f0
[16650.873652]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.873804]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.873963]  ? lock_release+0x1f0/0x2d0
[16650.874107]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.874280]  process_one_work+0x270/0x5a0
[16650.874437]  worker_thread+0x55/0x3c0
[16650.874579]  ? process_one_work+0x5a0/0x5a0
[16650.874728]  kthread+0x174/0x1a0
[16650.874870]  ? set_kthread_struct+0x40/0x40
[16650.875016]  ret_from_fork+0x1f/0x30
[16650.875155]  
[16650.875269] irq event stamp: 0
[16650.875406] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.875586] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.875837] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.876087] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.876268] ---[ end trace 46b98d2c66c953de ]---
[16650.876470] ------------[ cut here ]------------
[16650.876625] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.876907] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.878281] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.878569] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.878854] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.879044] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.879210] 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 68 48 8b 05 58 b5 85 01 e8
[16650.879717] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.879935] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.880125] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.880372] RBP: 0000000000000000 R08: ffff984b97347e50 R09: 0000000000000000
[16650.880588] R10: ffff984b940ae800 R11: 0000000000000002 R12: ffff984b9707cd90
[16650.880785] R13: ffff984ba4e4a720 R14: ffff984b97347d68 R15: ffff984b97347e10
[16650.881747] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.882068] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.882264] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.882492] Call Trace:
[16650.882633]  
[16650.882754]  btrfs_run_delayed_refs+0x86/0x210
[16650.882940]  flush_space+0x3c8/0x5f0
[16650.883115]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.883267]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.883437]  ? lock_release+0x1f0/0x2d0
[16650.883612]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.883790]  process_one_work+0x270/0x5a0
[16650.883965]  worker_thread+0x55/0x3c0
[16650.884104]  ? process_one_work+0x5a0/0x5a0
[16650.884247]  kthread+0x174/0x1a0
[16650.884391]  ? set_kthread_struct+0x40/0x40
[16650.884540]  ret_from_fork+0x1f/0x30
[16650.884705]  
[16650.884820] irq event stamp: 0
[16650.884976] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.885157] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.885610] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.885989] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.886207] ---[ end trace 46b98d2c66c953df ]---
[16650.886411] ------------[ cut here ]------------
[16650.886567] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.886855] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.893790] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.894049] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.894305] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.894506] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.894676] 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 68 48 8b 05 58 b5 85 01 e8
[16650.895136] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.895300] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.895508] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.895701] RBP: 0000000000000000 R08: ffff984b97050838 R09: 0000000000000000
[16650.895902] R10: ffff984b97347d00 R11: 0000000000000002 R12: ffff984b9cbf2230
[16650.896093] R13: ffff984ba4e4a720 R14: ffff984b97050750 R15: ffff984b970507f8
[16650.896285] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.896537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.896711] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.896909] Call Trace:
[16650.897030]  
[16650.897143]  btrfs_run_delayed_refs+0x86/0x210
[16650.897298]  flush_space+0x3c8/0x5f0
[16650.897446]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.897600]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.897760]  ? lock_release+0x1f0/0x2d0
[16650.897908]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.898079]  process_one_work+0x270/0x5a0
[16650.898221]  worker_thread+0x55/0x3c0
[16650.898373]  ? process_one_work+0x5a0/0x5a0
[16650.898524]  kthread+0x174/0x1a0
[16650.898653]  ? set_kthread_struct+0x40/0x40
[16650.898798]  ret_from_fork+0x1f/0x30
[16650.898950]  
[16650.899066] irq event stamp: 0
[16650.899193] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.899387] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.899640] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.899892] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.900074] ---[ end trace 46b98d2c66c953e0 ]---
[16650.900255] ------------[ cut here ]------------
[16650.900461] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.900739] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.902112] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.902384] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.902634] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.902826] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.903005] 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 68 48 8b 05 58 b5 85 01 e8
[16650.903474] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.903639] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.903830] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.904030] RBP: 0000000000000000 R08: ffff984baad69490 R09: 0000000000000000
[16650.904221] R10: ffff984b97050700 R11: 0000000000000002 R12: ffff984ba75b00e0
[16650.904428] R13: ffff984ba4e4a720 R14: ffff984baad693a8 R15: ffff984baad69450
[16650.904623] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.904877] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.905045] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.905238] Call Trace:
[16650.905367]  
[16650.905487]  btrfs_run_delayed_refs+0x86/0x210
[16650.905637]  flush_space+0x3c8/0x5f0
[16650.905772]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.905929]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.906086]  ? lock_release+0x1f0/0x2d0
[16650.906277]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.906524]  process_one_work+0x270/0x5a0
[16650.906682]  worker_thread+0x55/0x3c0
[16650.906831]  ? process_one_work+0x5a0/0x5a0
[16650.907008]  kthread+0x174/0x1a0
[16650.907141]  ? set_kthread_struct+0x40/0x40
[16650.907289]  ret_from_fork+0x1f/0x30
[16650.907440]  
[16650.907554] irq event stamp: 0
[16650.907683] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.907890] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.908158] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.908421] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.908601] ---[ end trace 46b98d2c66c953e1 ]---
[16650.908788] ------------[ cut here ]------------
[16650.908990] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.909268] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.910689] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.911874] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.912134] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.912335] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.912506] 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 68 48 8b 05 58 b5 85 01 e8
[16650.912959] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.913123] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.913327] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.913524] RBP: 0000000000000000 R08: ffff984b95da0700 R09: 0000000000000000
[16650.913718] R10: ffff984baad69300 R11: 0000000000000002 R12: ffff984b86feeb60
[16650.913923] R13: ffff984ba4e4a720 R14: ffff984b95da0618 R15: ffff984b95da06c0
[16650.914116] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.914373] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.914548] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.914746] Call Trace:
[16650.914877]  
[16650.914994]  btrfs_run_delayed_refs+0x86/0x210
[16650.915149]  flush_space+0x3c8/0x5f0
[16650.915289]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.915451]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.915609]  ? lock_release+0x1f0/0x2d0
[16650.915753]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.915931]  process_one_work+0x270/0x5a0
[16650.916077]  worker_thread+0x55/0x3c0
[16650.916214]  ? process_one_work+0x5a0/0x5a0
[16650.916374]  kthread+0x174/0x1a0
[16650.916510]  ? set_kthread_struct+0x40/0x40
[16650.916654]  ret_from_fork+0x1f/0x30
[16650.916795]  
[16650.916915] irq event stamp: 0
[16650.917042] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.917224] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.917488] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.917736] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.917927] ---[ end trace 46b98d2c66c953e2 ]---
[16650.918129] ------------[ cut here ]------------
[16650.918284] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.918577] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.920188] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.920459] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.920711] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.920945] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.921159] 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 68 48 8b 05 58 b5 85 01 e8
[16650.921628] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.921793] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.922039] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.922231] RBP: 0000000000000000 R08: ffff984b9704f838 R09: 0000000000000000
[16650.922436] R10: ffff984b95da0600 R11: 0000000000000002 R12: ffff984b9f318b60
[16650.922630] R13: ffff984ba4e4a720 R14: ffff984b9704f750 R15: ffff984b9704f7f8
[16650.928555] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.928809] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.928980] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.929178] Call Trace:
[16650.929297]  
[16650.929425]  btrfs_run_delayed_refs+0x86/0x210
[16650.929603]  flush_space+0x3c8/0x5f0
[16650.929768]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.929951]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.930107]  ? lock_release+0x1f0/0x2d0
[16650.930249]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.930434]  process_one_work+0x270/0x5a0
[16650.930584]  worker_thread+0x55/0x3c0
[16650.930722]  ? process_one_work+0x5a0/0x5a0
[16650.930874]  kthread+0x174/0x1a0
[16650.931007]  ? set_kthread_struct+0x40/0x40
[16650.931153]  ret_from_fork+0x1f/0x30
[16650.931292]  
[16650.931418] irq event stamp: 0
[16650.931548] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.931727] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.931983] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.932225] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.932420] ---[ end trace 46b98d2c66c953e3 ]---
[16650.932626] ------------[ cut here ]------------
[16650.932786] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.933062] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.934460] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.934715] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.934982] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.935172] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.935350] 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 68 48 8b 05 58 b5 85 01 e8
[16650.935812] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.935978] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.936169] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.936377] RBP: 0000000000000000 R08: ffff984b9707df88 R09: 0000000000000000
[16650.936571] R10: ffff984bfffd5000 R11: 000000000003a560 R12: ffff984b95bff000
[16650.936765] R13: ffff984ba4e4a720 R14: ffff984b9707dea0 R15: ffff984b9707df48
[16650.936959] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.937203] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.937388] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.937584] Call Trace:
[16650.937701]  
[16650.937815]  btrfs_run_delayed_refs+0x86/0x210
[16650.937976]  flush_space+0x3c8/0x5f0
[16650.938113]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.938263]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.938434]  ? lock_release+0x1f0/0x2d0
[16650.938580]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.938747]  process_one_work+0x270/0x5a0
[16650.938895]  worker_thread+0x55/0x3c0
[16650.939035]  ? process_one_work+0x5a0/0x5a0
[16650.939185]  kthread+0x174/0x1a0
[16650.939324]  ? set_kthread_struct+0x40/0x40
[16650.939474]  ret_from_fork+0x1f/0x30
[16650.939617]  
[16650.939729] irq event stamp: 0
[16650.939856] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.940037] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.940288] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.940547] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.940730] ---[ end trace 46b98d2c66c953e4 ]---
[16650.941823] ------------[ cut here ]------------
[16650.941990] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.942270] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.943644] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.943909] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.944157] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.944363] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.944535] 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 68 48 8b 05 58 b5 85 01 e8
[16650.944994] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.945156] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.945362] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.945559] RBP: 0000000000000000 R08: ffff984b9735d490 R09: 0000000000000000
[16650.945753] R10: ffff984b9707de00 R11: 0000000000000002 R12: ffff984b97051230
[16650.945959] R13: ffff984ba4e4a720 R14: ffff984b9735d3a8 R15: ffff984b9735d450
[16650.946153] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.946417] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.946589] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.946825] Call Trace:
[16650.946968]  
[16650.947086]  btrfs_run_delayed_refs+0x86/0x210
[16650.947281]  flush_space+0x3c8/0x5f0
[16650.947433]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.947586]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.947742]  ? lock_release+0x1f0/0x2d0
[16650.947887]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.948059]  process_one_work+0x270/0x5a0
[16650.948208]  worker_thread+0x55/0x3c0
[16650.948358]  ? process_one_work+0x5a0/0x5a0
[16650.948503]  kthread+0x174/0x1a0
[16650.948636]  ? set_kthread_struct+0x40/0x40
[16650.948785]  ret_from_fork+0x1f/0x30
[16650.948927]  
[16650.949042] irq event stamp: 0
[16650.949171] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.949362] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.949609] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.949870] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.950049] ---[ end trace 46b98d2c66c953e5 ]---
[16650.950237] ------------[ cut here ]------------
[16650.950406] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.950682] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.952062] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.952326] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.952583] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.952772] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.952944] 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 68 48 8b 05 58 b5 85 01 e8
[16650.953406] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.953571] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.953766] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.953970] RBP: 0000000000000000 R08: ffff984b940aeaa8 R09: 0000000000000000
[16650.954162] R10: ffff984b9735d300 R11: 0000000000000002 R12: ffff984b95bffc40
[16650.954365] R13: ffff984ba4e4a720 R14: ffff984b940ae9c0 R15: ffff984b940aea68
[16650.954559] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.954801] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.954984] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.955177] Call Trace:
[16650.955351]  
[16650.955467]  btrfs_run_delayed_refs+0x86/0x210
[16650.955621]  flush_space+0x3c8/0x5f0
[16650.955759]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.955913]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.956071]  ? lock_release+0x1f0/0x2d0
[16650.956215]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.956398]  process_one_work+0x270/0x5a0
[16650.956543]  worker_thread+0x55/0x3c0
[16650.956681]  ? process_one_work+0x5a0/0x5a0
[16650.956830]  kthread+0x174/0x1a0
[16650.956964]  ? set_kthread_struct+0x40/0x40
[16650.957109]  ret_from_fork+0x1f/0x30
[16650.963151]  
[16650.963268] irq event stamp: 0
[16650.963409] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.963590] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.963837] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.964135] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.964325] ---[ end trace 46b98d2c66c953e6 ]---
[16650.964515] ------------[ cut here ]------------
[16650.964672] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.964996] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.966417] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.966674] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.966932] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.967124] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.967292] 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 68 48 8b 05 58 b5 85 01 e8
[16650.967755] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.967966] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.968161] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.968368] RBP: 0000000000000000 R08: ffff984b89656700 R09: 0000000000000000
[16650.968565] R10: ffff984b940ae900 R11: 0000000000000002 R12: ffff984baa953a10
[16650.968760] R13: ffff984ba4e4a720 R14: ffff984b89656618 R15: ffff984b896566c0
[16650.968958] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.969202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.969385] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.969583] Call Trace:
[16650.969703]  
[16650.969819]  btrfs_run_delayed_refs+0x86/0x210
[16650.970024]  flush_space+0x3c8/0x5f0
[16650.970163]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.970324]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.970481]  ? lock_release+0x1f0/0x2d0
[16650.970625]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.970798]  process_one_work+0x270/0x5a0
[16650.971806]  worker_thread+0x55/0x3c0
[16650.971994]  ? process_one_work+0x5a0/0x5a0
[16650.972142]  kthread+0x174/0x1a0
[16650.972276]  ? set_kthread_struct+0x40/0x40
[16650.972437]  ret_from_fork+0x1f/0x30
[16650.972578]  
[16650.972694] irq event stamp: 0
[16650.972820] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.973006] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.973256] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.973513] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.973697] ---[ end trace 46b98d2c66c953e7 ]---
[16650.973899] ------------[ cut here ]------------
[16650.974055] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.974342] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.975729] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.975988] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.976246] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.976448] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.976618] 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 68 48 8b 05 58 b5 85 01 e8
[16650.977077] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.977243] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.977447] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.977641] RBP: 0000000000000000 R08: ffff984baad69aa8 R09: 0000000000000000
[16650.977832] R10: ffff984b89656600 R11: 0000000000000002 R12: ffff984ba75b04d0
[16650.978033] R13: ffff984ba4e4a720 R14: ffff984baad699c0 R15: ffff984baad69a68
[16650.978225] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.978482] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.978654] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.978854] Call Trace:
[16650.978974]  
[16650.979091]  btrfs_run_delayed_refs+0x86/0x210
[16650.979302]  flush_space+0x3c8/0x5f0
[16650.979487]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.979715]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.979885]  ? lock_release+0x1f0/0x2d0
[16650.980069]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.980238]  process_one_work+0x270/0x5a0
[16650.980395]  worker_thread+0x55/0x3c0
[16650.980561]  ? process_one_work+0x5a0/0x5a0
[16650.980730]  kthread+0x174/0x1a0
[16650.980870]  ? set_kthread_struct+0x40/0x40
[16650.981080]  ret_from_fork+0x1f/0x30
[16650.981221]  
[16650.981346] irq event stamp: 0
[16650.981476] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.981657] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.981936] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.982222] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.982414] ---[ end trace 46b98d2c66c953e8 ]---
[16650.982605] ------------[ cut here ]------------
[16650.982758] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.983049] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.984423] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.984685] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.984939] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.985130] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.985301] 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 68 48 8b 05 58 b5 85 01 e8
[16650.985760] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.985931] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16650.986127] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16650.986332] RBP: 0000000000000000 R08: ffff984b864b0f88 R09: 0000000000000000
[16650.986528] R10: ffff984baad69900 R11: 0000000000000002 R12: ffff984b9f3187e0
[16650.986722] R13: ffff984ba4e4a720 R14: ffff984b864b0ea0 R15: ffff984b864b0f48
[16650.986927] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16650.987174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16650.987357] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16650.987555] Call Trace:
[16650.987676]  
[16650.987789]  btrfs_run_delayed_refs+0x86/0x210
[16650.987949]  flush_space+0x3c8/0x5f0
[16650.988089]  ? _raw_spin_trylock_bh+0x31/0x70
[16650.988243]  ? rcu_read_lock_sched_held+0x12/0x60
[16650.988410]  ? lock_release+0x1f0/0x2d0
[16650.988556]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16650.988730]  process_one_work+0x270/0x5a0
[16650.988881]  worker_thread+0x55/0x3c0
[16650.989017]  ? process_one_work+0x5a0/0x5a0
[16650.989164]  kthread+0x174/0x1a0
[16650.989297]  ? set_kthread_struct+0x40/0x40
[16650.989456]  ret_from_fork+0x1f/0x30
[16650.989596]  
[16650.989713] irq event stamp: 0
[16650.989839] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16650.990028] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16650.990276] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16650.990538] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16650.990720] ---[ end trace 46b98d2c66c953e9 ]---
[16650.990922] ------------[ cut here ]------------
[16650.991077] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16650.991364] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16650.998330] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16650.998591] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16650.998845] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16650.999041] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16650.999211] 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 68 48 8b 05 58 b5 85 01 e8
[16650.999679] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16650.999845] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16651.000040] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16651.000232] RBP: 0000000000000000 R08: ffff984b89784970 R09: 0000000000000000
[16651.000437] R10: ffff984b864b0e00 R11: 0000000000000002 R12: ffff984b940afe70
[16651.000632] R13: ffff984ba4e4a720 R14: ffff984b89784888 R15: ffff984b89784930
[16651.000827] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16651.001767] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16651.001953] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16651.002145] Call Trace:
[16651.002262]  
[16651.002394]  btrfs_run_delayed_refs+0x86/0x210
[16651.002549]  flush_space+0x3c8/0x5f0
[16651.002685]  ? _raw_spin_trylock_bh+0x31/0x70
[16651.002845]  ? rcu_read_lock_sched_held+0x12/0x60
[16651.003007]  ? lock_release+0x1f0/0x2d0
[16651.003150]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16651.003334]  process_one_work+0x270/0x5a0
[16651.003482]  worker_thread+0x55/0x3c0
[16651.003622]  ? process_one_work+0x5a0/0x5a0
[16651.003767]  kthread+0x174/0x1a0
[16651.003904]  ? set_kthread_struct+0x40/0x40
[16651.004051]  ret_from_fork+0x1f/0x30
[16651.004189]  
[16651.004301] irq event stamp: 0
[16651.004443] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16651.004624] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16651.004870] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16651.005121] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16651.005298] ---[ end trace 46b98d2c66c953ea ]---
[16651.005502] ------------[ cut here ]------------
[16651.005659] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16651.005948] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16651.007337] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16651.007591] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16651.007850] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16651.008037] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16651.008206] 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 68 48 8b 05 58 b5 85 01 e8
[16651.008670] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16651.008835] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16651.009033] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16651.009226] RBP: 0000000000000000 R08: ffff984b98591838 R09: 0000000000000000
[16651.009433] R10: ffff984b89784801 R11: 0000000000000002 R12: ffff984baa953380
[16651.009623] R13: ffff984ba4e4a720 R14: ffff984b98591750 R15: ffff984b985917f8
[16651.009816] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16651.010111] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16651.010338] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16651.010535] Call Trace:
[16651.010654]  
[16651.010769]  btrfs_run_delayed_refs+0x86/0x210
[16651.010935]  flush_space+0x3c8/0x5f0
[16651.011074]  ? _raw_spin_trylock_bh+0x31/0x70
[16651.011221]  ? rcu_read_lock_sched_held+0x12/0x60
[16651.011389]  ? lock_release+0x1f0/0x2d0
[16651.011535]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16651.011709]  process_one_work+0x270/0x5a0
[16651.011855]  worker_thread+0x55/0x3c0
[16651.011992]  ? process_one_work+0x5a0/0x5a0
[16651.012140]  kthread+0x174/0x1a0
[16651.012273]  ? set_kthread_struct+0x40/0x40
[16651.012430]  ret_from_fork+0x1f/0x30
[16651.012575]  
[16651.012690] irq event stamp: 0
[16651.012816] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16651.012999] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16651.013249] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16651.013508] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16651.013691] ---[ end trace 46b98d2c66c953eb ]---
[16651.013881] ------------[ cut here ]------------
[16651.014037] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16651.014391] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16651.016108] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16651.016410] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16651.016712] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16651.016910] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16651.017086] 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 68 48 8b 05 58 b5 85 01 e8
[16651.017577] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16651.017764] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16651.017985] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16651.018177] RBP: 0000000000000000 R08: ffff984b985f7220 R09: 0000000000000000
[16651.018382] R10: ffff984b98591700 R11: 0000000000000002 R12: ffff984b832c6cb0
[16651.018575] R13: ffff984ba4e4a720 R14: ffff984b985f7138 R15: ffff984b985f71e0
[16651.018770] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16651.019027] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16651.019198] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16651.019405] Call Trace:
[16651.019525]  
[16651.019643]  btrfs_run_delayed_refs+0x86/0x210
[16651.019793]  flush_space+0x3c8/0x5f0
[16651.019939]  ? _raw_spin_trylock_bh+0x31/0x70
[16651.020093]  ? rcu_read_lock_sched_held+0x12/0x60
[16651.020252]  ? lock_release+0x1f0/0x2d0
[16651.020408]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16651.020580]  process_one_work+0x270/0x5a0
[16651.020727]  worker_thread+0x55/0x3c0
[16651.020870]  ? process_one_work+0x5a0/0x5a0
[16651.021017]  kthread+0x174/0x1a0
[16651.021147]  ? set_kthread_struct+0x40/0x40
[16651.021296]  ret_from_fork+0x1f/0x30
[16651.021451]  
[16651.021565] irq event stamp: 0
[16651.021692] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16651.021882] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16651.022127] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16651.022392] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16651.022572] ---[ end trace 46b98d2c66c953ec ]---
[16651.022760] ------------[ cut here ]------------
[16651.022921] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16651.023203] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16651.024583] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16651.024845] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16651.025095] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16651.025287] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16651.025477] 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 68 48 8b 05 58 b5 85 01 e8
[16651.025950] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16651.026113] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16651.026322] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16651.026517] RBP: 0000000000000000 R08: ffff984b89784490 R09: 0000000000000000
[16651.026710] R10: ffff984b985f7101 R11: 0000000000000002 R12: ffff984b940af380
[16651.026916] R13: ffff984ba4e4a720 R14: ffff984b897843a8 R15: ffff984b89784450
[16651.033682] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16651.033945] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16651.034119] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16651.034328] Call Trace:
[16651.034449]  
[16651.034572]  btrfs_run_delayed_refs+0x86/0x210
[16651.034735]  flush_space+0x3c8/0x5f0
[16651.034882]  ? _raw_spin_trylock_bh+0x31/0x70
[16651.035033]  ? rcu_read_lock_sched_held+0x12/0x60
[16651.035193]  ? lock_release+0x1f0/0x2d0
[16651.035349]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16651.035522]  process_one_work+0x270/0x5a0
[16651.035666]  worker_thread+0x55/0x3c0
[16651.035806]  ? process_one_work+0x5a0/0x5a0
[16651.035963]  kthread+0x174/0x1a0
[16651.036094]  ? set_kthread_struct+0x40/0x40
[16651.036242]  ret_from_fork+0x1f/0x30
[16651.036394]  
[16651.036508] irq event stamp: 0
[16651.036638] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16651.036819] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16651.037068] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16651.037329] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16651.037508] ---[ end trace 46b98d2c66c953ed ]---
[16651.037710] ------------[ cut here ]------------
[16651.037875] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16651.038157] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16651.039720] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16651.040034] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16651.040286] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16651.040489] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16651.040663] 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 68 48 8b 05 58 b5 85 01 e8
[16651.041162] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16651.041339] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16651.041534] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16651.041727] RBP: 0000000000000000 R08: ffff984baa948838 R09: 0000000000000000
[16651.041958] R10: ffff984b89784300 R11: ffff984beed15208 R12: ffff984b97319230
[16651.042172] R13: ffff984ba4e4a720 R14: ffff984baa948750 R15: ffff984baa9487f8
[16651.042381] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16651.042629] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16651.042799] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16651.043000] Call Trace:
[16651.043125]  
[16651.043242]  btrfs_run_delayed_refs+0x86/0x210
[16651.043408]  flush_space+0x3c8/0x5f0
[16651.043550]  ? _raw_spin_trylock_bh+0x31/0x70
[16651.043706]  ? rcu_read_lock_sched_held+0x12/0x60
[16651.043863]  ? lock_release+0x1f0/0x2d0
[16651.044005]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16651.044179]  process_one_work+0x270/0x5a0
[16651.044336]  worker_thread+0x55/0x3c0
[16651.044474]  ? process_one_work+0x5a0/0x5a0
[16651.044621]  kthread+0x174/0x1a0
[16651.044753]  ? set_kthread_struct+0x40/0x40
[16651.044906]  ret_from_fork+0x1f/0x30
[16651.045045]  
[16651.045160] irq event stamp: 0
[16651.045289] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16651.045486] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16651.045733] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16651.045999] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16651.046180] ---[ end trace 46b98d2c66c953ee ]---
[16651.046398] ------------[ cut here ]------------
[16651.046555] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16651.046830] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16651.048228] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16651.048492] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16651.048747] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16651.048940] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16651.049106] 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 68 48 8b 05 58 b5 85 01 e8
[16651.049571] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16651.049738] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16651.049943] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16651.050135] RBP: 0000000000000000 R08: ffff984ba9097700 R09: 0000000000000000
[16651.050339] R10: ffff984baa948700 R11: 0000000000000002 R12: ffff984ba28faf50
[16651.050533] R13: ffff984ba4e4a720 R14: ffff984ba9097618 R15: ffff984ba90976c0
[16651.050723] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16651.050976] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16651.051147] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16651.051400] Call Trace:
[16651.051559]  
[16651.051699]  btrfs_run_delayed_refs+0x86/0x210
[16651.051939]  flush_space+0x3c8/0x5f0
[16651.052140]  ? _raw_spin_trylock_bh+0x31/0x70
[16651.052357]  ? rcu_read_lock_sched_held+0x12/0x60
[16651.052537]  ? lock_release+0x1f0/0x2d0
[16651.052708]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16651.052892]  process_one_work+0x270/0x5a0
[16651.053044]  worker_thread+0x55/0x3c0
[16651.053191]  ? process_one_work+0x5a0/0x5a0
[16651.053362]  kthread+0x174/0x1a0
[16651.053502]  ? set_kthread_struct+0x40/0x40
[16651.053684]  ret_from_fork+0x1f/0x30
[16651.053826]  
[16651.053949] irq event stamp: 0
[16651.054074] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16651.054257] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16651.054524] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16651.054768] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16651.054959] ---[ end trace 46b98d2c66c953ef ]---
[16651.055160] ------------[ cut here ]------------
[16651.055325] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16651.055601] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16651.056971] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16651.057231] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16651.057491] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16651.057681] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16651.057859] 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 68 48 8b 05 58 b5 85 01 e8
[16651.058327] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16651.058489] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16651.058681] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16651.058881] RBP: 0000000000000000 R08: ffff984b9735de50 R09: 0000000000000000
[16651.059073] R10: ffff984ba9097600 R11: ffff984beed15208 R12: ffff984b86fee4d0
[16651.059266] R13: ffff984ba4e4a720 R14: ffff984b9735dd68 R15: ffff984b9735de10
[16651.059474] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16651.059719] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16651.059892] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16651.060083] Call Trace:
[16651.060199]  
[16651.060326]  btrfs_run_delayed_refs+0x86/0x210
[16651.060479]  flush_space+0x3c8/0x5f0
[16651.060613]  ? _raw_spin_trylock_bh+0x31/0x70
[16651.060764]  ? rcu_read_lock_sched_held+0x12/0x60
[16651.061748]  ? lock_release+0x1f0/0x2d0
[16651.061943]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16651.062162]  process_one_work+0x270/0x5a0
[16651.062309]  worker_thread+0x55/0x3c0
[16651.062465]  ? process_one_work+0x5a0/0x5a0
[16651.062612]  kthread+0x174/0x1a0
[16651.062745]  ? set_kthread_struct+0x40/0x40
[16651.062944]  ret_from_fork+0x1f/0x30
[16651.068859]  
[16651.068979] irq event stamp: 0
[16651.069107] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16651.069289] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16651.069553] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16651.069801] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16651.069991] ---[ end trace 46b98d2c66c953f0 ]---
[16651.070191] ------------[ cut here ]------------
[16651.070359] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16651.070637] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16651.072028] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16651.072282] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16651.072550] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16651.072740] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16651.072918] 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 68 48 8b 05 58 b5 85 01 e8
[16651.073388] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16651.073553] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16651.073744] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16651.073945] RBP: 0000000000000000 R08: ffff984b95cc05c8 R09: 0000000000000000
[16651.074138] R10: ffff984b9735dd00 R11: 0000000000000002 R12: ffff984b9f318690
[16651.074341] R13: ffff984ba4e4a720 R14: ffff984b95cc04e0 R15: ffff984b95cc0588
[16651.074535] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16651.074783] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16651.074962] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16651.075155] Call Trace:
[16651.075272]  
[16651.075403]  btrfs_run_delayed_refs+0x86/0x210
[16651.075557]  flush_space+0x3c8/0x5f0
[16651.075693]  ? _raw_spin_trylock_bh+0x31/0x70
[16651.075851]  ? rcu_read_lock_sched_held+0x12/0x60
[16651.076012]  ? lock_release+0x1f0/0x2d0
[16651.076153]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16651.076336]  process_one_work+0x270/0x5a0
[16651.076481]  worker_thread+0x55/0x3c0
[16651.076621]  ? process_one_work+0x5a0/0x5a0
[16651.076765]  kthread+0x174/0x1a0
[16651.076906]  ? set_kthread_struct+0x40/0x40
[16651.077055]  ret_from_fork+0x1f/0x30
[16651.077196]  
[16651.077307] irq event stamp: 0
[16651.077449] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16651.077632] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16651.077886] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16651.078138] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16651.078326] ---[ end trace 46b98d2c66c953f1 ]---
[16651.078507] ------------[ cut here ]------------
[16651.078661] WARNING: CPU: 0 PID: 2450642 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[16651.078951] 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 intel_rapl_msr iTCO_wdt snd_hda_codec_generic iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core joydev snd_pcm i2c_i801 i2c_smbus 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
[16651.080322] CPU: 0 PID: 2450642 Comm: kworker/u4:3 Tainted: G        W         5.16.0-rc4+ #527
[16651.080582] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[16651.080835] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space
[16651.081033] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[16651.081204] 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 68 48 8b 05 58 b5 85 01 e8
[16651.081666] RSP: 0018:ffffb5a6c2af7c40 EFLAGS: 00010202
[16651.081829] RAX: 000000000000000d RBX: ffff984b830bf800 RCX: 0000000000000000
[16651.082032] RDX: 0000000000000001 RSI: ffffffff975b5d6a RDI: 00000000ffffffff
[16651.082227] RBP: 0000000000000000 R08: ffff984baad68be0 R09: 0000000000000000
[16651.082433] R10: ffff984b95cc0400 R11: 0000000000000002 R12: ffff984b961af700
[16651.082658] R13: ffff984ba4e4a720 R14: ffff984baad68af8 R15: ffff984baad68ba0
[16651.082883] FS:  0000000000000000(0000) GS:ffff984bfbc00000(0000) knlGS:0000000000000000
[16651.083131] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16651.083301] CR2: 0000000001dd3000 CR3: 000000011440c003 CR4: 0000000000370ef0
[16651.083509] Call Trace:
[16651.083632]  
[16651.083746]  btrfs_run_delayed_refs+0x86/0x210
[16651.083907]  flush_space+0x3c8/0x5f0
[16651.084046]  ? _raw_spin_trylock_bh+0x31/0x70
[16651.084197]  ? rcu_read_lock_sched_held+0x12/0x60
[16651.084365]  ? lock_release+0x1f0/0x2d0
[16651.084508]  btrfs_preempt_reclaim_metadata_space+0xaf/0x280
[16651.084683]  process_one_work+0x270/0x5a0
[16651.084828]  worker_thread+0x55/0x3c0
[16651.084975]  ? process_one_work+0x5a0/0x5a0
[16651.085120]  kthread+0x174/0x1a0
[16651.085253]  ? set_kthread_struct+0x40/0x40
[16651.085410]  ret_from_fork+0x1f/0x30
[16651.085552]  
[16651.085667] irq event stamp: 0
[16651.085794] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[16651.085980] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[16651.086228] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[16651.086487] softirqs last disabled at (0): [<0000000000000000>] 0x0
[16651.086669] ---[ end trace 46b98d2c66c953f2 ]---
[16652.115587] BTRFS info (device dm-11): flagging fs with big metadata feature
[16652.115858] BTRFS info (device dm-11): turning on async discard
[16652.116036] BTRFS info (device dm-11): disk space caching is enabled
[16652.116215] BTRFS info (device dm-11): has skinny extents
[16652.118584] BTRFS info (device dm-11): start tree-log replay
[16652.119291] BTRFS warning (device dm-11): block group 30408704 has wrong amount of free space
[16652.119585] BTRFS warning (device dm-11): failed to load free space cache for block group 30408704, rebuilding it now
[16652.165248] loop0: detected capacity change from 0 to 6629376
[16652.191456] BTRFS info (device loop0): flagging fs with big metadata feature
[16652.191686] BTRFS info (device loop0): disk space caching is enabled
[16652.191893] BTRFS info (device loop0): has skinny extents
[16652.286695] BTRFS info (device loop0): enabling ssd optimizations
[16654.304625] BTRFS warning (device dm-11): lost page write due to IO error on /dev/mapper/error-test (-5)
[16654.304964] BTRFS error (device dm-11): error writing primary super block to device 1
[16654.305235] BTRFS: error (device dm-11) in write_all_supers:4391: errno=-5 IO failure (1 errors while writing supers)
[16654.305570] BTRFS info (device dm-11): forced readonly
[16654.305759] BTRFS: error (device dm-11) in btrfs_sync_log:3360: errno=-5 IO failure
[16654.306633] BTRFS warning (device loop0): direct IO failed ino 1152 rw 1,34817 sector 0x1715f0 len 0 err no 10
[16654.307405] BTRFS warning (device loop0): direct IO failed ino 1180 rw 1,34817 sector 0x12d7a0 len 0 err no 10
[16654.307796] BTRFS warning (device loop0): chunk 13631488 missing 1 devices, max tolerance is 0 for writable mount
[16654.308200] BTRFS: error (device loop0) in write_all_supers:4321: errno=-5 IO failure (errors while submitting device barriers.)
[16654.308554] BTRFS info (device loop0): forced readonly
[16654.308725] BTRFS warning (device loop0): Skipping commit of aborted transaction.
[16654.308973] BTRFS: error (device loop0) in cleanup_transaction:1913: errno=-5 IO failure
[16654.308990] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[16655.542373] BTRFS info (device dm-11): flagging fs with big metadata feature
[16655.542691] BTRFS info (device dm-11): turning on async discard
[16655.542954] BTRFS info (device dm-11): disk space caching is enabled
[16655.543217] BTRFS info (device dm-11): has skinny extents
[16655.545647] BTRFS info (device dm-11): start tree-log replay
[16655.546341] BTRFS warning (device dm-11): block group 30408704 has wrong amount of free space
[16655.546722] BTRFS warning (device dm-11): failed to load free space cache for block group 30408704, rebuilding it now
[16655.602953] loop0: detected capacity change from 0 to 6629376
[16655.621603] BTRFS info (device loop0): flagging fs with big metadata feature
[16655.622656] BTRFS info (device loop0): disk space caching is enabled
[16655.622946] BTRFS info (device loop0): has skinny extents
[16655.666385] BTRFS info (device loop0): enabling ssd optimizations
[16655.666588] BTRFS info (device loop0): start tree-log replay
[16655.984019] btrfs_dev_stat_print_on_error: 23 callbacks suppressed
[16655.984023] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 0, rd 1, flush 0, corrupt 0, gen 0
[16655.985097] blk_print_req_error: 21 callbacks suppressed
[16655.985099] I/O error, dev loop0, sector 108416 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[16655.985665] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 0, rd 1, flush 0, corrupt 0, gen 0
[16655.986009] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 0, rd 2, flush 0, corrupt 0, gen 0
[16655.988606] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[16655.993136] I/O error, dev loop0, sector 114816 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[16655.993508] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 0, rd 2, flush 0, corrupt 0, gen 0
[16655.993821] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 0, rd 3, flush 0, corrupt 0, gen 0
[16655.994183] I/O error, dev loop0, sector 78208 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[16655.994463] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 0, rd 3, flush 0, corrupt 0, gen 0
[16655.994844] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 0, rd 4, flush 0, corrupt 0, gen 0
[16655.995789] I/O error, dev loop0, sector 632704 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[16655.996067] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 0, rd 4, flush 0, corrupt 0, gen 0
[16655.997348] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 0, rd 5, flush 0, corrupt 0, gen 0
[16655.997771] I/O error, dev loop0, sector 639104 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[16655.998071] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 0, rd 5, flush 0, corrupt 0, gen 0
[16656.001000] I/O error, dev loop0, sector 602496 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[16656.001439] I/O error, dev loop0, sector 135488 op 0x0:(READ) flags 0x1000 phys_seg 3 prio class 0
[16656.001826] I/O error, dev loop0, sector 659776 op 0x0:(READ) flags 0x1000 phys_seg 3 prio class 0
[16656.003117] I/O error, dev loop0, sector 114816 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[16656.003428] I/O error, dev loop0, sector 639104 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[16656.007032] btrfs_print_data_csum_error: 2 callbacks suppressed
[16656.007042] BTRFS warning (device loop0): csum failed root 5 ino 1357 off 135168 csum 0x8941f998 expected csum 0xb45ba827 mirror 1
[16656.007879] BTRFS warning (device loop0): csum failed root 5 ino 1357 off 139264 csum 0x8941f998 expected csum 0xb45ba827 mirror 1
[16656.008261] BTRFS warning (device loop0): csum failed root 5 ino 1357 off 143360 csum 0x8941f998 expected csum 0xb45ba827 mirror 1
[16656.008650] BTRFS warning (device loop0): csum failed root 5 ino 1357 off 147456 csum 0x8941f998 expected csum 0xb45ba827 mirror 1
[16656.009009] BTRFS warning (device loop0): csum failed root 5 ino 1357 off 151552 csum 0x8941f998 expected csum 0xb45ba827 mirror 1
[16656.009804] BTRFS warning (device loop0): csum failed root 5 ino 1357 off 155648 csum 0x8941f998 expected csum 0xb45ba827 mirror 1
[16656.010225] BTRFS warning (device loop0): csum failed root 5 ino 1357 off 159744 csum 0x8941f998 expected csum 0xb45ba827 mirror 1
[16656.013257] BTRFS warning (device loop0): csum failed root 5 ino 1357 off 163840 csum 0x8941f998 expected csum 0xb45ba827 mirror 1
[16656.013805] BTRFS warning (device loop0): csum failed root 5 ino 1357 off 167936 csum 0x8941f998 expected csum 0xb45ba827 mirror 1
[16656.014489] BTRFS warning (device loop0): csum failed root 5 ino 1357 off 172032 csum 0x8941f998 expected csum 0xb45ba827 mirror 1
[16656.015064] BTRFS warning (device dm-11): csum hole found for disk bytenr range [373301248, 373305344)
[16656.015909] lo_write_bvec: 19 callbacks suppressed
[16656.015911] loop: Write error at byte offset 39256064, length 4096.
[16656.016319] loop: Write error at byte offset 307691520, length 4096.
[16656.016530] loop: Write error at byte offset 39321600, length 4096.
[16656.016547] BTRFS: error (device loop0) in btrfs_finish_ordered_io:3120: errno=-5 IO failure
[16656.016757] loop: Write error at byte offset 307757056, length 4096.
[16656.017170] BTRFS info (device loop0): forced readonly
[16656.017674] loop: Write error at byte offset 39354368, length 4096.
[16656.017932] loop: Write error at byte offset 307789824, length 4096.
[16656.056650] BTRFS: error (device dm-11) in btrfs_run_delayed_refs:2161: errno=-5 IO failure
[16656.056931] BTRFS info (device dm-11): forced readonly
[16657.840735] BTRFS info (device dm-11): flagging fs with big metadata feature
[16657.840963] BTRFS info (device dm-11): turning on async discard
[16657.841189] BTRFS info (device dm-11): disk space caching is enabled
[16657.841412] BTRFS info (device dm-11): has skinny extents
[16657.843930] BTRFS info (device dm-11): start tree-log replay
[16657.959511] loop0: detected capacity change from 0 to 6629376
[16657.975751] BTRFS info (device loop0): flagging fs with big metadata feature
[16657.976023] BTRFS info (device loop0): disk space caching is enabled
[16657.976210] BTRFS info (device loop0): has skinny extents
[16657.981799] BTRFS info (device loop0): enabling ssd optimizations