[27420.058319]  process_one_work+0x270/0x5a0
[27420.058566]  worker_thread+0x55/0x3c0
[27420.058802]  ? process_one_work+0x5a0/0x5a0
[27420.059052]  kthread+0x174/0x1a0
[27420.059248]  ? set_kthread_struct+0x40/0x40
[27420.059497]  ret_from_fork+0x1f/0x30
[27420.059719]  
[27420.059866] irq event stamp: 0
[27420.060051] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.060418] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.060911] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.061390] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.061772] ---[ end trace cff0cc9f81323ee7 ]---
[27420.062087] ------------[ cut here ]------------
[27420.062375] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.062991] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.066516] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.067047] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.067547] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.067960] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.068292] 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 67 48 8b 05 58 b5 85 01 e8
[27420.069411] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.069725] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.070174] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.070609] RBP: 0000000000000000 R08: ffff957a53007e50 R09: 0000000000000000
[27420.071040] R10: ffff957a7b3dec00 R11: 0000000000000001 R12: ffff957a5307ba10
[27420.071458] R13: ffff957a54a4ce40 R14: ffff957a53007d68 R15: ffff957a53007e10
[27420.071890] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.072362] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.072704] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.073146] Call Trace:
[27420.073321]  
[27420.073482]  btrfs_run_delayed_refs+0x86/0x210
[27420.073790]  flush_space+0x3c8/0x5f0
[27420.074023]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.074323]  ? lock_release+0x1f0/0x2d0
[27420.074589]  ? _raw_spin_unlock+0x29/0x40
[27420.074909]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.075277]  process_one_work+0x270/0x5a0
[27420.075532]  worker_thread+0x55/0x3c0
[27420.075779]  ? process_one_work+0x5a0/0x5a0
[27420.076046]  kthread+0x174/0x1a0
[27420.076252]  ? set_kthread_struct+0x40/0x40
[27420.076521]  ret_from_fork+0x1f/0x30
[27420.076806]  
[27420.076974] irq event stamp: 0
[27420.077169] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.077557] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.078089] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.078594] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.079001] ---[ end trace cff0cc9f81323ee8 ]---
[27420.079322] ------------[ cut here ]------------
[27420.079599] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.080198] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.083713] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.084269] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.084782] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.085181] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.085551] 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 67 48 8b 05 58 b5 85 01 e8
[27420.086693] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.087017] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.087437] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.087870] RBP: 0000000000000000 R08: ffff957a45afbd18 R09: 0000000000000000
[27420.088286] R10: ffff957a53007d00 R11: 0000000000000001 R12: ffff957a5307bee0
[27420.088709] R13: ffff957a54a4ce40 R14: ffff957a45afbc30 R15: ffff957a45afbcd8
[27420.089138] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.089610] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.089963] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.090386] Call Trace:
[27420.090541]  
[27420.090714]  btrfs_run_delayed_refs+0x86/0x210
[27420.090995]  flush_space+0x3c8/0x5f0
[27420.091213]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.091496]  ? lock_release+0x1f0/0x2d0
[27420.091736]  ? _raw_spin_unlock+0x29/0x40
[27420.091991]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.092323]  process_one_work+0x270/0x5a0
[27420.092563]  worker_thread+0x55/0x3c0
[27420.092799]  ? process_one_work+0x5a0/0x5a0
[27420.093051]  kthread+0x174/0x1a0
[27420.093248]  ? set_kthread_struct+0x40/0x40
[27420.093510]  ret_from_fork+0x1f/0x30
[27420.093735]  
[27420.093882] irq event stamp: 0
[27420.094096] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.094467] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.094961] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.095441] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.095824] ---[ end trace cff0cc9f81323ee9 ]---
[27420.096145] ------------[ cut here ]------------
[27420.096420] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.097012] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.100540] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.101066] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.101580] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.102047] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.102398] 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 67 48 8b 05 58 b5 85 01 e8
[27420.103625] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.103987] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.104435] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.104920] RBP: 0000000000000000 R08: ffff957a8be8ee50 R09: 0000000000000000
[27420.105444] R10: ffff957a45afbc00 R11: 0101000000000001 R12: ffff957a5307b7e0
[27420.105909] R13: ffff957a54a4ce40 R14: ffff957a8be8ed68 R15: ffff957a8be8ee10
[27420.106372] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.106856] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.107196] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.107616] Call Trace:
[27420.107779]  
[27420.107916]  btrfs_run_delayed_refs+0x86/0x210
[27420.108185]  flush_space+0x3c8/0x5f0
[27420.108402]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.108685]  ? lock_release+0x1f0/0x2d0
[27420.108937]  ? _raw_spin_unlock+0x29/0x40
[27420.109184]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.109516]  process_one_work+0x270/0x5a0
[27420.109771]  worker_thread+0x55/0x3c0
[27420.109994]  ? process_one_work+0x5a0/0x5a0
[27420.110246]  kthread+0x174/0x1a0
[27420.110442]  ? set_kthread_struct+0x40/0x40
[27420.110696]  ret_from_fork+0x1f/0x30
[27420.110951]  
[27420.111094] irq event stamp: 0
[27420.111307] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.111714] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.112323] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.112832] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.113211] ---[ end trace cff0cc9f81323eea ]---
[27420.113531] ------------[ cut here ]------------
[27420.113904] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.114511] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.118042] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.118551] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.119070] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.119506] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.119851] 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 67 48 8b 05 58 b5 85 01 e8
[27420.120945] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.121255] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.121672] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.122113] RBP: 0000000000000000 R08: ffff957a459e1358 R09: 0000000000000000
[27420.122562] R10: ffff957abffd5000 R11: 000000000003a560 R12: ffff957a56237c40
[27420.123052] R13: ffff957a54a4ce40 R14: ffff957a459e1270 R15: ffff957a459e1318
[27420.123471] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.123956] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.124295] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.124718] Call Trace:
[27420.124879]  
[27420.125015]  btrfs_run_delayed_refs+0x86/0x210
[27420.125281]  flush_space+0x3c8/0x5f0
[27420.125497]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.125792]  ? lock_release+0x1f0/0x2d0
[27420.126026]  ? _raw_spin_unlock+0x29/0x40
[27420.126267]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.126597]  process_one_work+0x270/0x5a0
[27420.126853]  worker_thread+0x55/0x3c0
[27420.127090]  ? process_one_work+0x5a0/0x5a0
[27420.127362]  kthread+0x174/0x1a0
[27420.127556]  ? set_kthread_struct+0x40/0x40
[27420.127821]  ret_from_fork+0x1f/0x30
[27420.128044]  
[27420.128179] irq event stamp: 0
[27420.128365] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.128780] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.129262] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.129745] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.130162] ---[ end trace cff0cc9f81323eeb ]---
[27420.130498] ------------[ cut here ]------------
[27420.130810] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.131408] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.135112] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.135651] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.136182] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.136580] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.136926] 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 67 48 8b 05 58 b5 85 01 e8
[27420.138013] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.138328] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.138805] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.139226] RBP: 0000000000000000 R08: ffff957a56236e50 R09: 0000000000000000
[27420.139642] R10: ffff957a459e1200 R11: 0000000000000001 R12: ffff957a56031000
[27420.140078] R13: ffff957a54a4ce40 R14: ffff957a56236d68 R15: ffff957a56236e10
[27420.140495] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.140983] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.141336] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.141798] Call Trace:
[27420.141995]  
[27420.142133]  btrfs_run_delayed_refs+0x86/0x210
[27420.142415]  flush_space+0x3c8/0x5f0
[27420.142630]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.142929]  ? lock_release+0x1f0/0x2d0
[27420.143163]  ? _raw_spin_unlock+0x29/0x40
[27420.143406]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.143793]  process_one_work+0x270/0x5a0
[27420.144036]  worker_thread+0x55/0x3c0
[27420.144257]  ? process_one_work+0x5a0/0x5a0
[27420.144505]  kthread+0x174/0x1a0
[27420.144704]  ? set_kthread_struct+0x40/0x40
[27420.144966]  ret_from_fork+0x1f/0x30
[27420.145187]  
[27420.145327] irq event stamp: 0
[27420.145510] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.145892] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.146370] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.146903] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.147273] ---[ end trace cff0cc9f81323eec ]---
[27420.147593] ------------[ cut here ]------------
[27420.147890] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.148469] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.152074] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.152589] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.153102] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.153500] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.153846] 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 67 48 8b 05 58 b5 85 01 e8
[27420.154984] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.155293] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.155713] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.156142] RBP: 0000000000000000 R08: ffff957a56618aa8 R09: 0000000000000000
[27420.156556] R10: ffff957abffd5000 R11: 000000000003a560 R12: ffff957a56031d20
[27420.156988] R13: ffff957a54a4ce40 R14: ffff957a566189c0 R15: ffff957a56618a68
[27420.157405] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.157943] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.158307] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.158759] Call Trace:
[27420.158946]  
[27420.159084]  btrfs_run_delayed_refs+0x86/0x210
[27420.159357]  flush_space+0x3c8/0x5f0
[27420.159594]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.159891]  ? lock_release+0x1f0/0x2d0
[27420.160147]  ? _raw_spin_unlock+0x29/0x40
[27420.160397]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.160757]  process_one_work+0x270/0x5a0
[27420.161058]  worker_thread+0x55/0x3c0
[27420.161335]  ? process_one_work+0x5a0/0x5a0
[27420.161591]  kthread+0x174/0x1a0
[27420.161813]  ? set_kthread_struct+0x40/0x40
[27420.162073]  ret_from_fork+0x1f/0x30
[27420.162298]  
[27420.162436] irq event stamp: 0
[27420.162642] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.163025] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.163505] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.164050] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.164438] ---[ end trace cff0cc9f81323eed ]---
[27420.164807] ------------[ cut here ]------------
[27420.165097] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.165708] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.169330] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.169915] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.170482] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.170907] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.171247] 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 67 48 8b 05 58 b5 85 01 e8
[27420.172370] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.172707] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.173146] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.173577] RBP: 0000000000000000 R08: ffff957aae9580e8 R09: 0000000000000000
[27420.174060] R10: ffff957abffd5000 R11: 000000000003a560 R12: ffff957a5115fa10
[27420.174529] R13: ffff957a54a4ce40 R14: ffff957aae958000 R15: ffff957aae9580a8
[27420.174976] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.175463] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.175839] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.176283] Call Trace:
[27420.176439]  
[27420.176575]  btrfs_run_delayed_refs+0x86/0x210
[27420.176864]  flush_space+0x3c8/0x5f0
[27420.177086]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.177384]  ? lock_release+0x1f0/0x2d0
[27420.177626]  ? _raw_spin_unlock+0x29/0x40
[27420.177929]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.178271]  process_one_work+0x270/0x5a0
[27420.178519]  worker_thread+0x55/0x3c0
[27420.178748]  ? process_one_work+0x5a0/0x5a0
[27420.179017]  kthread+0x174/0x1a0
[27420.179220]  ? set_kthread_struct+0x40/0x40
[27420.179493]  ret_from_fork+0x1f/0x30
[27420.179714]  
[27420.179860] irq event stamp: 0
[27420.180045] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.180415] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.180910] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.181389] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.181771] ---[ end trace cff0cc9f81323eee ]---
[27420.182124] ------------[ cut here ]------------
[27420.182434] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.183030] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.186586] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.187127] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.187672] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.188112] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.188506] 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 67 48 8b 05 58 b5 85 01 e8
[27420.189709] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.190055] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.190484] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.190926] RBP: 0000000000000000 R08: ffff957a54c6c220 R09: 0000000000000000
[27420.191354] R10: ffff957aae958000 R11: ffff957a4e6e7a08 R12: ffff957a78d8c620
[27420.191813] R13: ffff957a54a4ce40 R14: ffff957a54c6c138 R15: ffff957a54c6c1e0
[27420.192255] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.192756] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.193105] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.193524] Call Trace:
[27420.193674]  
[27420.193847]  btrfs_run_delayed_refs+0x86/0x210
[27420.194126]  flush_space+0x3c8/0x5f0
[27420.194384]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.194679]  ? lock_release+0x1f0/0x2d0
[27420.194942]  ? _raw_spin_unlock+0x29/0x40
[27420.195207]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.195533]  process_one_work+0x270/0x5a0
[27420.195788]  worker_thread+0x55/0x3c0
[27420.196012]  ? process_one_work+0x5a0/0x5a0
[27420.196262]  kthread+0x174/0x1a0
[27420.196457]  ? set_kthread_struct+0x40/0x40
[27420.196711]  ret_from_fork+0x1f/0x30
[27420.196943]  
[27420.197092] irq event stamp: 0
[27420.197278] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.197683] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.198179] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.198658] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.199043] ---[ end trace cff0cc9f81323eef ]---
[27420.199358] ------------[ cut here ]------------
[27420.199635] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.200230] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.203854] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.204364] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.204890] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.205338] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.205731] 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 67 48 8b 05 58 b5 85 01 e8
[27420.206874] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.207186] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.207605] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.208038] RBP: 0000000000000000 R08: ffff957aab0c1700 R09: 0000000000000000
[27420.208457] R10: ffff957a54c6c100 R11: 0000000000000001 R12: ffff957a56237b60
[27420.208890] R13: ffff957a54a4ce40 R14: ffff957aab0c1618 R15: ffff957aab0c16c0
[27420.209309] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.209794] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.210171] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.210588] Call Trace:
[27420.210743]  
[27420.210893]  btrfs_run_delayed_refs+0x86/0x210
[27420.211162]  flush_space+0x3c8/0x5f0
[27420.211378]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.211660]  ? lock_release+0x1f0/0x2d0
[27420.211910]  ? _raw_spin_unlock+0x29/0x40
[27420.212154]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.212483]  process_one_work+0x270/0x5a0
[27420.212728]  worker_thread+0x55/0x3c0
[27420.212969]  ? process_one_work+0x5a0/0x5a0
[27420.213261]  kthread+0x174/0x1a0
[27420.213468]  ? set_kthread_struct+0x40/0x40
[27420.213751]  ret_from_fork+0x1f/0x30
[27420.213989]  
[27420.214147] irq event stamp: 0
[27420.214343] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.214736] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.215256] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.215822] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.216221] ---[ end trace cff0cc9f81323ef0 ]---
[27420.216578] ------------[ cut here ]------------
[27420.216916] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.217509] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.221005] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.221522] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.222038] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.222477] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.222824] 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 67 48 8b 05 58 b5 85 01 e8
[27420.223943] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.224258] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.224714] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.225154] RBP: 0000000000000000 R08: ffff957a45e0a358 R09: 0000000000000000
[27420.225606] R10: ffff957aab0c1600 R11: 0000000000000002 R12: ffff957a445bd690
[27420.226094] R13: ffff957a54a4ce40 R14: ffff957a45e0a270 R15: ffff957a45e0a318
[27420.226513] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.227000] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.227339] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.227772] Call Trace:
[27420.227923]  
[27420.228056]  btrfs_run_delayed_refs+0x86/0x210
[27420.228322]  flush_space+0x3c8/0x5f0
[27420.228535]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.228829]  ? lock_release+0x1f0/0x2d0
[27420.229063]  ? _raw_spin_unlock+0x29/0x40
[27420.229305]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.229634]  process_one_work+0x270/0x5a0
[27420.229890]  worker_thread+0x55/0x3c0
[27420.230149]  ? process_one_work+0x5a0/0x5a0
[27420.230398]  kthread+0x174/0x1a0
[27420.230593]  ? set_kthread_struct+0x40/0x40
[27420.230880]  ret_from_fork+0x1f/0x30
[27420.231106]  
[27420.231244] irq event stamp: 0
[27420.231433] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.231861] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.232341] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.232835] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.233212] ---[ end trace cff0cc9f81323ef1 ]---
[27420.233572] ------------[ cut here ]------------
[27420.233933] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.234540] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.238057] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.238568] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.239090] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.239489] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.239835] 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 67 48 8b 05 58 b5 85 01 e8
[27420.240933] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.241243] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.241658] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.242090] RBP: 0000000000000000 R08: ffff957aaff57f88 R09: 0000000000000000
[27420.242510] R10: ffff957a45e0a200 R11: 0000000000000002 R12: ffff957aaff56380
[27420.242942] R13: ffff957a54a4ce40 R14: ffff957aaff57ea0 R15: ffff957aaff57f48
[27420.243362] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.243848] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.244187] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.244605] Call Trace:
[27420.244758]  
[27420.244907]  btrfs_run_delayed_refs+0x86/0x210
[27420.245174]  flush_space+0x3c8/0x5f0
[27420.245389]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.245676]  ? lock_release+0x1f0/0x2d0
[27420.245931]  ? _raw_spin_unlock+0x29/0x40
[27420.246180]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.246514]  process_one_work+0x270/0x5a0
[27420.246773]  worker_thread+0x55/0x3c0
[27420.246994]  ? process_one_work+0x5a0/0x5a0
[27420.247245]  kthread+0x174/0x1a0
[27420.247441]  ? set_kthread_struct+0x40/0x40
[27420.247695]  ret_from_fork+0x1f/0x30
[27420.247926]  
[27420.248063] irq event stamp: 0
[27420.248246] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.248616] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.249109] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.249586] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.249970] ---[ end trace cff0cc9f81323ef2 ]---
[27420.250291] ------------[ cut here ]------------
[27420.250567] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.251161] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.254642] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.255229] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.255733] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.256141] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.256475] 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 67 48 8b 05 58 b5 85 01 e8
[27420.257589] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.257967] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.258475] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.258992] RBP: 0000000000000000 R08: ffff957aaef425c8 R09: 0000000000000000
[27420.259505] R10: ffff957aaff57e00 R11: 0000000000000002 R12: ffff957a5115f540
[27420.259975] R13: ffff957a54a4ce40 R14: ffff957aaef424e0 R15: ffff957aaef42588
[27420.260436] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.261052] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.261424] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.261886] Call Trace:
[27420.262047]  
[27420.262211]  btrfs_run_delayed_refs+0x86/0x210
[27420.262479]  flush_space+0x3c8/0x5f0
[27420.262716]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.263016]  ? lock_release+0x1f0/0x2d0
[27420.263276]  ? _raw_spin_unlock+0x29/0x40
[27420.263531]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.263940]  process_one_work+0x270/0x5a0
[27420.264211]  worker_thread+0x55/0x3c0
[27420.264432]  ? process_one_work+0x5a0/0x5a0
[27420.264679]  kthread+0x174/0x1a0
[27420.264936]  ? set_kthread_struct+0x40/0x40
[27420.265193]  ret_from_fork+0x1f/0x30
[27420.265417]  
[27420.265553] irq event stamp: 0
[27420.265772] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.266175] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.266652] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.267188] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.267558] ---[ end trace cff0cc9f81323ef3 ]---
[27420.267890] ------------[ cut here ]------------
[27420.268165] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.268745] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.272273] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.272800] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.273296] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.273692] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.274033] 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 67 48 8b 05 58 b5 85 01 e8
[27420.275168] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.275479] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.275913] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.276331] RBP: 0000000000000000 R08: ffff957a45a93aa8 R09: 0000000000000000
[27420.276751] R10: ffff957aaef42401 R11: 0000000000000002 R12: ffff957aae0da380
[27420.277179] R13: ffff957a54a4ce40 R14: ffff957a45a939c0 R15: ffff957a45a93a68
[27420.277637] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.278152] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.278562] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.278998] Call Trace:
[27420.279151]  
[27420.279285]  btrfs_run_delayed_refs+0x86/0x210
[27420.279551]  flush_space+0x3c8/0x5f0
[27420.279784]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.280069]  ? lock_release+0x1f0/0x2d0
[27420.280301]  ? _raw_spin_unlock+0x29/0x40
[27420.280543]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.280889]  process_one_work+0x270/0x5a0
[27420.281135]  worker_thread+0x55/0x3c0
[27420.281356]  ? process_one_work+0x5a0/0x5a0
[27420.281607]  kthread+0x174/0x1a0
[27420.281819]  ? set_kthread_struct+0x40/0x40
[27420.282072]  ret_from_fork+0x1f/0x30
[27420.282291]  
[27420.282428] irq event stamp: 0
[27420.282612] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.283001] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.283521] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.284047] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.284430] ---[ end trace cff0cc9f81323ef4 ]---
[27420.284789] ------------[ cut here ]------------
[27420.285084] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.285665] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.289321] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.289974] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.290519] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.290979] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.291337] 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 67 48 8b 05 58 b5 85 01 e8
[27420.292486] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.292846] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.293300] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.293813] RBP: 0000000000000000 R08: ffff957a777f2970 R09: 0000000000000000
[27420.294271] R10: ffff957a45a93900 R11: 0000000000000002 R12: ffff957a56237f50
[27420.294728] R13: ffff957a54a4ce40 R14: ffff957a777f2888 R15: ffff957a777f2930
[27420.295176] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.295698] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.296050] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.296470] Call Trace:
[27420.296621]  
[27420.296769]  btrfs_run_delayed_refs+0x86/0x210
[27420.297040]  flush_space+0x3c8/0x5f0
[27420.297256]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.297537]  ? lock_release+0x1f0/0x2d0
[27420.297783]  ? _raw_spin_unlock+0x29/0x40
[27420.298030]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.298372]  process_one_work+0x270/0x5a0
[27420.298614]  worker_thread+0x55/0x3c0
[27420.298888]  ? process_one_work+0x5a0/0x5a0
[27420.299150]  kthread+0x174/0x1a0
[27420.299346]  ? set_kthread_struct+0x40/0x40
[27420.299601]  ret_from_fork+0x1f/0x30
[27420.299839]  
[27420.299977] irq event stamp: 0
[27420.300161] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.300531] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.301025] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.301502] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.301885] ---[ end trace cff0cc9f81323ef5 ]---
[27420.302199] ------------[ cut here ]------------
[27420.302474] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.303069] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.306606] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.307180] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.307674] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.308086] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.308417] 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 67 48 8b 05 58 b5 85 01 e8
[27420.309508] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.309836] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.310256] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.310673] RBP: 0000000000000000 R08: ffff957a45a54f88 R09: 0000000000000000
[27420.311102] R10: ffff957a777f2800 R11: 0000000000000002 R12: ffff957a565cc930
[27420.311523] R13: ffff957a54a4ce40 R14: ffff957a45a54ea0 R15: ffff957a45a54f48
[27420.311998] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.312474] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.312832] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.313254] Call Trace:
[27420.313410]  
[27420.313546]  btrfs_run_delayed_refs+0x86/0x210
[27420.313829]  flush_space+0x3c8/0x5f0
[27420.314071]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.314357]  ? lock_release+0x1f0/0x2d0
[27420.314617]  ? _raw_spin_unlock+0x29/0x40
[27420.314910]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.315277]  process_one_work+0x270/0x5a0
[27420.315532]  worker_thread+0x55/0x3c0
[27420.315798]  ? process_one_work+0x5a0/0x5a0
[27420.316111]  kthread+0x174/0x1a0
[27420.316317]  ? set_kthread_struct+0x40/0x40
[27420.316579]  ret_from_fork+0x1f/0x30
[27420.316838]  
[27420.317000] irq event stamp: 0
[27420.317195] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.317583] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.318132] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.318707] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.319109] ---[ end trace cff0cc9f81323ef6 ]---
[27420.319455] ------------[ cut here ]------------
[27420.319742] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.320349] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.323960] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.324469] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.324983] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.325380] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.325715] 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 67 48 8b 05 58 b5 85 01 e8
[27420.326886] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.327242] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.327741] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.328169] RBP: 0000000000000000 R08: ffff957aae0e75c8 R09: 0000000000000000
[27420.328587] R10: ffff957a45a54e00 R11: 0000000000000002 R12: ffff957aae0e6310
[27420.329022] R13: ffff957a54a4ce40 R14: ffff957aae0e74e0 R15: ffff957aae0e7588
[27420.329438] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.329924] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.330264] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.330682] Call Trace:
[27420.330849]  
[27420.330987]  btrfs_run_delayed_refs+0x86/0x210
[27420.331256]  flush_space+0x3c8/0x5f0
[27420.331473]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.331769]  ? lock_release+0x1f0/0x2d0
[27420.332002]  ? _raw_spin_unlock+0x29/0x40
[27420.332244]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.332613]  process_one_work+0x270/0x5a0
[27420.332876]  worker_thread+0x55/0x3c0
[27420.333100]  ? process_one_work+0x5a0/0x5a0
[27420.333350]  kthread+0x174/0x1a0
[27420.333547]  ? set_kthread_struct+0x40/0x40
[27420.333814]  ret_from_fork+0x1f/0x30
[27420.334036]  
[27420.334171] irq event stamp: 0
[27420.334356] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.334729] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.335238] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.335745] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.336182] ---[ end trace cff0cc9f81323ef7 ]---
[27420.336518] ------------[ cut here ]------------
[27420.336812] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.337388] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.340903] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.341411] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.341923] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.342320] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.342650] 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 67 48 8b 05 58 b5 85 01 e8
[27420.343779] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.344123] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.344580] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.345041] RBP: 0000000000000000 R08: ffff957a56627490 R09: 0000000000000000
[27420.345498] R10: ffff957aae0e7400 R11: 0000000000000002 R12: ffff957a455a0c40
[27420.345953] R13: ffff957a54a4ce40 R14: ffff957a566273a8 R15: ffff957a56627450
[27420.346395] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.346927] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.347377] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.347858] Call Trace:
[27420.348037]  
[27420.348178]  btrfs_run_delayed_refs+0x86/0x210
[27420.348460]  flush_space+0x3c8/0x5f0
[27420.348707]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.349018]  ? lock_release+0x1f0/0x2d0
[27420.349274]  ? _raw_spin_unlock+0x29/0x40
[27420.349521]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.349872]  process_one_work+0x270/0x5a0
[27420.350119]  worker_thread+0x55/0x3c0
[27420.350361]  ? process_one_work+0x5a0/0x5a0
[27420.350608]  kthread+0x174/0x1a0
[27420.350817]  ? set_kthread_struct+0x40/0x40
[27420.351067]  ret_from_fork+0x1f/0x30
[27420.351287]  
[27420.351422] irq event stamp: 0
[27420.351605] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.351986] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.352490] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.353004] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.353440] ---[ end trace cff0cc9f81323ef8 ]---
[27420.353828] ------------[ cut here ]------------
[27420.354110] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.354714] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.358266] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.358791] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.359290] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.359689] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.360030] 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 67 48 8b 05 58 b5 85 01 e8
[27420.361151] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.361492] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.361927] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.362347] RBP: 0000000000000000 R08: ffff957a45a96700 R09: 0000000000000000
[27420.362811] R10: ffff957a56627300 R11: ffff957a4e6e7a08 R12: ffff957a54edda80
[27420.363230] R13: ffff957a54a4ce40 R14: ffff957a45a96618 R15: ffff957a45a966c0
[27420.363649] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.364145] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.364507] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.365021] Call Trace:
[27420.365172]  
[27420.365307]  btrfs_run_delayed_refs+0x86/0x210
[27420.365574]  flush_space+0x3c8/0x5f0
[27420.365805]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.366087]  ? lock_release+0x1f0/0x2d0
[27420.366318]  ? _raw_spin_unlock+0x29/0x40
[27420.366559]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.366903]  process_one_work+0x270/0x5a0
[27420.367149]  worker_thread+0x55/0x3c0
[27420.367370]  ? process_one_work+0x5a0/0x5a0
[27420.367619]  kthread+0x174/0x1a0
[27420.367829]  ? set_kthread_struct+0x40/0x40
[27420.368084]  ret_from_fork+0x1f/0x30
[27420.368305]  
[27420.368439] irq event stamp: 0
[27420.368626] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.369013] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.369494] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.370022] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.370395] ---[ end trace cff0cc9f81323ef9 ]---
[27420.370711] ------------[ cut here ]------------
[27420.371002] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.371579] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.375230] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.375843] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.376381] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.376843] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.377198] 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 67 48 8b 05 58 b5 85 01 e8
[27420.378314] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.378648] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.379089] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.379514] RBP: 0000000000000000 R08: ffff957aae905220 R09: 0000000000000000
[27420.379970] R10: ffff957a45a96600 R11: 0000000000000002 R12: ffff957aaff74a10
[27420.380389] R13: ffff957a54a4ce40 R14: ffff957aae905138 R15: ffff957aae9051e0
[27420.380849] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.381354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.381725] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.382182] Call Trace:
[27420.382335]  
[27420.382469]  btrfs_run_delayed_refs+0x86/0x210
[27420.382741]  flush_space+0x3c8/0x5f0
[27420.382970]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.383276]  ? lock_release+0x1f0/0x2d0
[27420.383510]  ? _raw_spin_unlock+0x29/0x40
[27420.383835]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.384178]  process_one_work+0x270/0x5a0
[27420.384420]  worker_thread+0x55/0x3c0
[27420.384640]  ? process_one_work+0x5a0/0x5a0
[27420.384950]  kthread+0x174/0x1a0
[27420.385147]  ? set_kthread_struct+0x40/0x40
[27420.385397]  ret_from_fork+0x1f/0x30
[27420.385614]  
[27420.385756] irq event stamp: 0
[27420.385953] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.386322] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.386816] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.387294] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.387662] ---[ end trace cff0cc9f81323efa ]---
[27420.387989] ------------[ cut here ]------------
[27420.388265] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.388859] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.392362] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.392918] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.393457] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.393870] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.394201] 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 67 48 8b 05 58 b5 85 01 e8
[27420.395299] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.395610] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.396043] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.396470] RBP: 0000000000000000 R08: ffff957a77766aa8 R09: 0000000000000000
[27420.396903] R10: ffff957aae905100 R11: 0000000000000002 R12: ffff957a44146150
[27420.397338] R13: ffff957a54a4ce40 R14: ffff957a777669c0 R15: ffff957a77766a68
[27420.397794] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.398267] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.398605] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.399037] Call Trace:
[27420.399189]  
[27420.399323]  btrfs_run_delayed_refs+0x86/0x210
[27420.399622]  flush_space+0x3c8/0x5f0
[27420.399887]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.400186]  ? lock_release+0x1f0/0x2d0
[27420.400433]  ? _raw_spin_unlock+0x29/0x40
[27420.400698]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.401062]  process_one_work+0x270/0x5a0
[27420.401319]  worker_thread+0x55/0x3c0
[27420.401553]  ? process_one_work+0x5a0/0x5a0
[27420.401837]  kthread+0x174/0x1a0
[27420.402045]  ? set_kthread_struct+0x40/0x40
[27420.402310]  ret_from_fork+0x1f/0x30
[27420.402541]  
[27420.402705] irq event stamp: 0
[27420.402923] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.403377] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.403887] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.404379] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.404790] ---[ end trace cff0cc9f81323efb ]---
[27420.405110] ------------[ cut here ]------------
[27420.405392] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.406005] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.409538] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.410063] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.410561] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.410973] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.411306] 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 67 48 8b 05 58 b5 85 01 e8
[27420.412484] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.412836] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.413252] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.413669] RBP: 0000000000000000 R08: ffff957a455925c8 R09: 0000000000000000
[27420.414136] R10: ffff957a77766900 R11: 0000000000000002 R12: ffff957a5307bbd0
[27420.414556] R13: ffff957a54a4ce40 R14: ffff957a455924e0 R15: ffff957a45592588
[27420.414990] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.415462] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.415815] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.416241] Call Trace:
[27420.416392]  
[27420.416527]  btrfs_run_delayed_refs+0x86/0x210
[27420.416812]  flush_space+0x3c8/0x5f0
[27420.417070]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.417352]  ? lock_release+0x1f0/0x2d0
[27420.417582]  ? _raw_spin_unlock+0x29/0x40
[27420.417845]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.418177]  process_one_work+0x270/0x5a0
[27420.418419]  worker_thread+0x55/0x3c0
[27420.418640]  ? process_one_work+0x5a0/0x5a0
[27420.418906]  kthread+0x174/0x1a0
[27420.419105]  ? set_kthread_struct+0x40/0x40
[27420.419355]  ret_from_fork+0x1f/0x30
[27420.419574]  
[27420.419712] irq event stamp: 0
[27420.419939] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.420324] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.420878] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.421356] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.421727] ---[ end trace cff0cc9f81323efc ]---
[27420.422048] ------------[ cut here ]------------
[27420.422321] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.422910] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.426421] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.426945] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.427443] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.427866] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.428225] 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 67 48 8b 05 58 b5 85 01 e8
[27420.429342] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.429679] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.430118] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.430548] RBP: 0000000000000000 R08: ffff957a77755358 R09: 0000000000000000
[27420.430995] R10: ffff957a45592400 R11: 0000000000000002 R12: ffff957a55ec70e0
[27420.431426] R13: ffff957a54a4ce40 R14: ffff957a77755270 R15: ffff957a77755318
[27420.431969] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.432462] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.432840] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.433270] Call Trace:
[27420.433441]  
[27420.433574]  btrfs_run_delayed_refs+0x86/0x210
[27420.433878]  flush_space+0x3c8/0x5f0
[27420.434101]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.434390]  ? lock_release+0x1f0/0x2d0
[27420.434627]  ? _raw_spin_unlock+0x29/0x40
[27420.434921]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.435252]  process_one_work+0x270/0x5a0
[27420.435495]  worker_thread+0x55/0x3c0
[27420.435718]  ? process_one_work+0x5a0/0x5a0
[27420.435980]  kthread+0x174/0x1a0
[27420.436177]  ? set_kthread_struct+0x40/0x40
[27420.436428]  ret_from_fork+0x1f/0x30
[27420.436648]  
[27420.436805] irq event stamp: 0
[27420.436999] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.437396] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.437897] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.438378] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.438756] ---[ end trace cff0cc9f81323efd ]---
[27420.439085] ------------[ cut here ]------------
[27420.439365] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.439971] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.443580] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.444170] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.444700] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.445142] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.445474] 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 67 48 8b 05 58 b5 85 01 e8
[27420.446570] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.446902] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.447324] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.447746] RBP: 0000000000000000 R08: ffff957a45593f88 R09: 0000000000000000
[27420.448185] R10: ffff957a77755200 R11: 0000000000000001 R12: ffff957a5307b5b0
[27420.448644] R13: ffff957a54a4ce40 R14: ffff957a45593ea0 R15: ffff957a45593f48
[27420.449082] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.449554] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.449912] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.450334] Call Trace:
[27420.450484]  
[27420.450617]  btrfs_run_delayed_refs+0x86/0x210
[27420.450904]  flush_space+0x3c8/0x5f0
[27420.451120]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.451399]  ? lock_release+0x1f0/0x2d0
[27420.451628]  ? _raw_spin_unlock+0x29/0x40
[27420.451883]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.452213]  process_one_work+0x270/0x5a0
[27420.452454]  worker_thread+0x55/0x3c0
[27420.452675]  ? process_one_work+0x5a0/0x5a0
[27420.452979]  kthread+0x174/0x1a0
[27420.453177]  ? set_kthread_struct+0x40/0x40
[27420.453428]  ret_from_fork+0x1f/0x30
[27420.453646]  
[27420.453801] irq event stamp: 0
[27420.453988] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.454356] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.454861] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.455366] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.455784] ---[ end trace cff0cc9f81323efe ]---
[27420.456119] ------------[ cut here ]------------
[27420.456403] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.457025] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.460707] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.461229] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.461732] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.462139] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.462473] 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 67 48 8b 05 58 b5 85 01 e8
[27420.463603] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.463930] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.464349] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.464800] RBP: 0000000000000000 R08: ffff957a777f2d18 R09: 0000000000000000
[27420.465218] R10: ffff957a45593e00 R11: 0000000000000002 R12: ffff957aadc1b2a0
[27420.465635] R13: ffff957a54a4ce40 R14: ffff957a777f2c30 R15: ffff957a777f2cd8
[27420.466071] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.466574] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.466976] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.467422] Call Trace:
[27420.467571]  
[27420.467709]  btrfs_run_delayed_refs+0x86/0x210
[27420.467987]  flush_space+0x3c8/0x5f0
[27420.468207]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.468487]  ? lock_release+0x1f0/0x2d0
[27420.468725]  ? _raw_spin_unlock+0x29/0x40
[27420.468982]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.469314]  process_one_work+0x270/0x5a0
[27420.469557]  worker_thread+0x55/0x3c0
[27420.469799]  ? process_one_work+0x5a0/0x5a0
[27420.470052]  kthread+0x174/0x1a0
[27420.470249]  ? set_kthread_struct+0x40/0x40
[27420.470529]  ret_from_fork+0x1f/0x30
[27420.470768]  
[27420.470927] irq event stamp: 0
[27420.471147] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.471538] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.472055] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.472577] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.473049] ---[ end trace cff0cc9f81323eff ]---
[27420.473380] ------------[ cut here ]------------
[27420.473701] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.474336] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.477908] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.478461] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.478971] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.479390] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.479731] 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 67 48 8b 05 58 b5 85 01 e8
[27420.480918] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.481246] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.481699] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.482150] RBP: 0000000000000000 R08: ffff957a46040490 R09: 0000000000000000
[27420.482591] R10: ffff957a777f2c00 R11: 0000000000000002 R12: ffff957aadc1bcb0
[27420.483071] R13: ffff957a54a4ce40 R14: ffff957a460403a8 R15: ffff957a46040450
[27420.483489] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.483978] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.484318] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.484743] Call Trace:
[27420.484906]  
[27420.485043]  btrfs_run_delayed_refs+0x86/0x210
[27420.485311]  flush_space+0x3c8/0x5f0
[27420.485567]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.485868]  ? lock_release+0x1f0/0x2d0
[27420.486101]  ? _raw_spin_unlock+0x29/0x40
[27420.486354]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.486743]  process_one_work+0x270/0x5a0
[27420.487087]  worker_thread+0x55/0x3c0
[27420.487323]  ? process_one_work+0x5a0/0x5a0
[27420.487596]  kthread+0x174/0x1a0
[27420.487829]  ? set_kthread_struct+0x40/0x40
[27420.488079]  ret_from_fork+0x1f/0x30
[27420.488299]  
[27420.488434] irq event stamp: 0
[27420.488618] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.489002] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.489481] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.489972] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.490343] ---[ end trace cff0cc9f81323f00 ]---
[27420.490651] ------------[ cut here ]------------
[27420.490942] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.491521] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.495008] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.495519] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.496058] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.496465] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.496836] 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 67 48 8b 05 58 b5 85 01 e8
[27420.497959] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.498270] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.498689] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.499117] RBP: 0000000000000000 R08: ffff957a7776af88 R09: 0000000000000000
[27420.499534] R10: ffff957a46040300 R11: 0000000000000002 R12: ffff957a77767c40
[27420.499966] R13: ffff957a54a4ce40 R14: ffff957a7776aea0 R15: ffff957a7776af48
[27420.500386] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.500875] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.501214] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.501637] Call Trace:
[27420.501805]  
[27420.501943]  btrfs_run_delayed_refs+0x86/0x210
[27420.502214]  flush_space+0x3c8/0x5f0
[27420.502432]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.502721]  ? lock_release+0x1f0/0x2d0
[27420.502967]  ? _raw_spin_unlock+0x29/0x40
[27420.503212]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.503542]  process_one_work+0x270/0x5a0
[27420.503892]  worker_thread+0x55/0x3c0
[27420.504117]  ? process_one_work+0x5a0/0x5a0
[27420.504368]  kthread+0x174/0x1a0
[27420.504564]  ? set_kthread_struct+0x40/0x40
[27420.504829]  ret_from_fork+0x1f/0x30
[27420.505051]  
[27420.505186] irq event stamp: 0
[27420.505371] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.505752] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.506240] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.506730] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.507115] ---[ end trace cff0cc9f81323f01 ]---
[27420.507434] ------------[ cut here ]------------
[27420.507716] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.508309] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.512332] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.512859] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.513364] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.513806] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.514296] 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 67 48 8b 05 58 b5 85 01 e8
[27420.515473] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.515813] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.516246] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.516694] RBP: 0000000000000000 R08: ffff957aadcb6970 R09: 0000000000000000
[27420.517152] R10: ffff957a7776ae00 R11: 0000000000000002 R12: ffff957a42d642a0
[27420.517612] R13: ffff957a54a4ce40 R14: ffff957aadcb6888 R15: ffff957aadcb6930
[27420.518107] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.518788] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.519137] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.519567] Call Trace:
[27420.519727]  
[27420.519879]  btrfs_run_delayed_refs+0x86/0x210
[27420.520154]  flush_space+0x3c8/0x5f0
[27420.520375]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.520663]  ? lock_release+0x1f0/0x2d0
[27420.520916]  ? _raw_spin_unlock+0x29/0x40
[27420.521165]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.521503]  process_one_work+0x270/0x5a0
[27420.521754]  worker_thread+0x55/0x3c0
[27420.522003]  ? process_one_work+0x5a0/0x5a0
[27420.522254]  kthread+0x174/0x1a0
[27420.522450]  ? set_kthread_struct+0x40/0x40
[27420.522706]  ret_from_fork+0x1f/0x30
[27420.522937]  
[27420.523073] irq event stamp: 0
[27420.523258] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.523628] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.524166] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.524646] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.525034] ---[ end trace cff0cc9f81323f02 ]---
[27420.525353] ------------[ cut here ]------------
[27420.525627] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.526229] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.529737] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.530271] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.530786] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.531185] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.531520] 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 67 48 8b 05 58 b5 85 01 e8
[27420.532631] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.532958] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.533375] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.533896] RBP: 0000000000000000 R08: ffff957a79d01970 R09: 0000000000000000
[27420.534332] R10: ffff957aadcb6800 R11: 0000000000000002 R12: ffff957aaef94a10
[27420.534790] R13: ffff957a54a4ce40 R14: ffff957a79d01888 R15: ffff957a79d01930
[27420.535212] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.535692] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.536046] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.536464] Call Trace:
[27420.536615]  
[27420.536752]  btrfs_run_delayed_refs+0x86/0x210
[27420.537055]  flush_space+0x3c8/0x5f0
[27420.537273]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.537552]  ? lock_release+0x1f0/0x2d0
[27420.537800]  ? _raw_spin_unlock+0x29/0x40
[27420.538045]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.538377]  process_one_work+0x270/0x5a0
[27420.538620]  worker_thread+0x55/0x3c0
[27420.538859]  ? process_one_work+0x5a0/0x5a0
[27420.539113]  kthread+0x174/0x1a0
[27420.539309]  ? set_kthread_struct+0x40/0x40
[27420.539558]  ret_from_fork+0x1f/0x30
[27420.539794]  
[27420.539931] irq event stamp: 0
[27420.540116] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.540484] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.540980] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.541477] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.541872] ---[ end trace cff0cc9f81323f03 ]---
[27420.542185] ------------[ cut here ]------------
[27420.542468] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.543056] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.546558] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.547082] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.547581] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.548003] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.548335] 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 67 48 8b 05 58 b5 85 01 e8
[27420.549435] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.549749] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.550178] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.550621] RBP: 0000000000000000 R08: ffff957a55cad700 R09: 0000000000000000
[27420.551066] R10: ffff957a79d01800 R11: 0000000000000002 R12: ffff957a55fafa10
[27420.551500] R13: ffff957a54a4ce40 R14: ffff957a55cad618 R15: ffff957a55cad6c0
[27420.551950] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.552440] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.552807] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.553243] Call Trace:
[27420.553400]  
[27420.553540]  btrfs_run_delayed_refs+0x86/0x210
[27420.553872]  flush_space+0x3c8/0x5f0
[27420.554097]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.554388]  ? lock_release+0x1f0/0x2d0
[27420.554652]  ? _raw_spin_unlock+0x29/0x40
[27420.554923]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.555266]  process_one_work+0x270/0x5a0
[27420.555611]  worker_thread+0x55/0x3c0
[27420.555958]  ? process_one_work+0x5a0/0x5a0
[27420.556256]  kthread+0x174/0x1a0
[27420.556481]  ? set_kthread_struct+0x40/0x40
[27420.556746]  ret_from_fork+0x1f/0x30
[27420.557073]  
[27420.557254] irq event stamp: 0
[27420.557441] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.557841] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.558523] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.559074] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.559453] ---[ end trace cff0cc9f81323f04 ]---
[27420.559788] ------------[ cut here ]------------
[27420.560072] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.560666] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.564440] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.565000] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.565693] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.566172] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.566505] 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 67 48 8b 05 58 b5 85 01 e8
[27420.567594] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.567919] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.568338] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.568770] RBP: 0000000000000000 R08: ffff957a456c9be0 R09: 0000000000000000
[27420.569189] R10: ffff957a55cad600 R11: 0000000000000002 R12: ffff957a45946a80
[27420.569608] R13: ffff957a54a4ce40 R14: ffff957a456c9af8 R15: ffff957a456c9ba0
[27420.570040] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.570515] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.570869] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.571289] Call Trace:
[27420.571444]  
[27420.571577]  btrfs_run_delayed_refs+0x86/0x210
[27420.571860]  flush_space+0x3c8/0x5f0
[27420.572077]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.572359]  ? lock_release+0x1f0/0x2d0
[27420.572589]  ? _raw_spin_unlock+0x29/0x40
[27420.572849]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.573200]  process_one_work+0x270/0x5a0
[27420.573443]  worker_thread+0x55/0x3c0
[27420.573663]  ? process_one_work+0x5a0/0x5a0
[27420.573929]  kthread+0x174/0x1a0
[27420.574127]  ? set_kthread_struct+0x40/0x40
[27420.574376]  ret_from_fork+0x1f/0x30
[27420.574595]  
[27420.574737] irq event stamp: 0
[27420.574934] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.575311] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.575832] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.576346] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.576716] ---[ end trace cff0cc9f81323f05 ]---
[27420.577041] ------------[ cut here ]------------
[27420.577319] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.577933] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.581724] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.582278] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.582806] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.583221] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.583550] 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 67 48 8b 05 58 b5 85 01 e8
[27420.584643] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.584970] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.585388] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.585823] RBP: 0000000000000000 R08: ffff957a45a9af88 R09: 0000000000000000
[27420.586243] R10: ffff957abffd5000 R11: 000000000003a560 R12: ffff957a45a9bcb0
[27420.586661] R13: ffff957a54a4ce40 R14: ffff957a45a9aea0 R15: ffff957a45a9af48
[27420.587094] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.587570] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.587923] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.588344] Call Trace:
[27420.588495]  
[27420.588630]  btrfs_run_delayed_refs+0x86/0x210
[27420.588914]  flush_space+0x3c8/0x5f0
[27420.589131]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.589411]  ? lock_release+0x1f0/0x2d0
[27420.589644]  ? _raw_spin_unlock+0x29/0x40
[27420.589903]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.590233]  process_one_work+0x270/0x5a0
[27420.590475]  worker_thread+0x55/0x3c0
[27420.590701]  ? process_one_work+0x5a0/0x5a0
[27420.590964]  kthread+0x174/0x1a0
[27420.591161]  ? set_kthread_struct+0x40/0x40
[27420.591411]  ret_from_fork+0x1f/0x30
[27420.591659]  
[27420.591810] irq event stamp: 0
[27420.591996] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.592363] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.592857] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.593335] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.593708] ---[ end trace cff0cc9f81323f06 ]---
[27420.594091] ------------[ cut here ]------------
[27420.594368] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.594962] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.598465] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.598997] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.599545] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.600000] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.600335] 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 67 48 8b 05 58 b5 85 01 e8
[27420.601435] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.601750] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.602182] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.602602] RBP: 0000000000000000 R08: ffff957aae904970 R09: 0000000000000000
[27420.603035] R10: ffff957a45a9ae00 R11: ffff957a4e6e7a08 R12: ffff957a7ccd93f0
[27420.603454] R13: ffff957a54a4ce40 R14: ffff957aae904888 R15: ffff957aae904930
[27420.603887] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.604360] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.604702] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.605133] Call Trace:
[27420.605285]  
[27420.605418]  btrfs_run_delayed_refs+0x86/0x210
[27420.605688]  flush_space+0x3c8/0x5f0
[27420.605915]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.606203]  ? lock_release+0x1f0/0x2d0
[27420.606436]  ? _raw_spin_unlock+0x29/0x40
[27420.606681]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.607062]  process_one_work+0x270/0x5a0
[27420.607308]  worker_thread+0x55/0x3c0
[27420.607529]  ? process_one_work+0x5a0/0x5a0
[27420.607797]  kthread+0x174/0x1a0
[27420.607996]  ? set_kthread_struct+0x40/0x40
[27420.608250]  ret_from_fork+0x1f/0x30
[27420.608473]  
[27420.608612] irq event stamp: 0
[27420.608817] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.609193] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.609743] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.610233] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.610605] ---[ end trace cff0cc9f81323f07 ]---
[27420.610930] ------------[ cut here ]------------
[27420.611207] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.611805] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.615461] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.616025] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.616559] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.616996] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.617372] 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 67 48 8b 05 58 b5 85 01 e8
[27420.618505] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.618855] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.619283] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.619714] RBP: 0000000000000000 R08: ffff957aaffe6970 R09: 0000000000000000
[27420.620172] R10: ffff957aae904800 R11: 0000000000000002 R12: ffff957a5115fe70
[27420.620615] R13: ffff957a54a4ce40 R14: ffff957aaffe6888 R15: ffff957aaffe6930
[27420.621058] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.621576] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.621939] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.622406] Call Trace:
[27420.622560]  
[27420.622701]  btrfs_run_delayed_refs+0x86/0x210
[27420.622997]  flush_space+0x3c8/0x5f0
[27420.623214]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.623494]  ? lock_release+0x1f0/0x2d0
[27420.623823]  ? _raw_spin_unlock+0x29/0x40
[27420.624067]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.624398]  process_one_work+0x270/0x5a0
[27420.624640]  worker_thread+0x55/0x3c0
[27420.624877]  ? process_one_work+0x5a0/0x5a0
[27420.625128]  kthread+0x174/0x1a0
[27420.625323]  ? set_kthread_struct+0x40/0x40
[27420.625574]  ret_from_fork+0x1f/0x30
[27420.625807]  
[27420.625963] irq event stamp: 0
[27420.626151] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.626540] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.627030] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.627510] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.627898] ---[ end trace cff0cc9f81323f08 ]---
[27420.628220] ------------[ cut here ]------------
[27420.628496] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.629093] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.632572] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.633096] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.633593] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.634006] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.634338] 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 67 48 8b 05 58 b5 85 01 e8
[27420.635436] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.635750] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.636178] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.636597] RBP: 0000000000000000 R08: ffff957aaefe70e8 R09: 0000000000000000
[27420.637028] R10: ffff957aaffe6800 R11: ffff957a4e6e7a08 R12: ffff957a44146ee0
[27420.637447] R13: ffff957a54a4ce40 R14: ffff957aaefe7000 R15: ffff957aaefe70a8
[27420.637883] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.638359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.638705] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.639152] Call Trace:
[27420.639308]  
[27420.639442]  btrfs_run_delayed_refs+0x86/0x210
[27420.639715]  flush_space+0x3c8/0x5f0
[27420.639944]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.640229]  ? lock_release+0x1f0/0x2d0
[27420.640461]  ? _raw_spin_unlock+0x29/0x40
[27420.640709]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.641053]  process_one_work+0x270/0x5a0
[27420.641296]  worker_thread+0x55/0x3c0
[27420.641516]  ? process_one_work+0x5a0/0x5a0
[27420.641782]  kthread+0x174/0x1a0
[27420.641979]  ? set_kthread_struct+0x40/0x40
[27420.642230]  ret_from_fork+0x1f/0x30
[27420.642448]  
[27420.642584] irq event stamp: 0
[27420.642788] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.643161] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.643639] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.644133] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.644503] ---[ end trace cff0cc9f81323f09 ]---
[27420.644873] ------------[ cut here ]------------
[27420.645153] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.645736] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.649240] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.649765] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.650264] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.650689] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.651030] 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 67 48 8b 05 58 b5 85 01 e8
[27420.652128] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.652439] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.652870] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.653289] RBP: 0000000000000000 R08: ffff957aaffe65c8 R09: 0000000000000000
[27420.653710] R10: ffff957aaefe7000 R11: 0000000000000002 R12: ffff957a87b03150
[27420.654235] R13: ffff957a54a4ce40 R14: ffff957aaffe64e0 R15: ffff957aaffe6588
[27420.654654] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.655140] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.655482] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.655919] Call Trace:
[27420.656073]  
[27420.656209]  btrfs_run_delayed_refs+0x86/0x210
[27420.656476]  flush_space+0x3c8/0x5f0
[27420.656696]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.657056]  ? lock_release+0x1f0/0x2d0
[27420.657291]  ? _raw_spin_unlock+0x29/0x40
[27420.657533]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.657959]  process_one_work+0x270/0x5a0
[27420.658242]  worker_thread+0x55/0x3c0
[27420.658462]  ? process_one_work+0x5a0/0x5a0
[27420.658808]  kthread+0x174/0x1a0
[27420.659005]  ? set_kthread_struct+0x40/0x40
[27420.659254]  ret_from_fork+0x1f/0x30
[27420.659475]  
[27420.659610] irq event stamp: 0
[27420.659811] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.660182] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.660661] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.661154] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.661524] ---[ end trace cff0cc9f81323f0a ]---
[27420.661873] ------------[ cut here ]------------
[27420.662151] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.662728] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.666258] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.666785] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.667283] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.667679] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.668026] 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 67 48 8b 05 58 b5 85 01 e8
[27420.669285] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.669743] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.670360] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.671116] RBP: 0000000000000000 R08: ffff957aab183490 R09: 0000000000000000
[27420.671645] R10: ffff957aaffe6400 R11: ffff957a4e6e7a08 R12: ffff957a55cac2a0
[27420.672098] R13: ffff957a54a4ce40 R14: ffff957aab1833a8 R15: ffff957aab183450
[27420.672626] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.673133] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.673473] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.673954] Call Trace:
[27420.674107]  
[27420.674242]  btrfs_run_delayed_refs+0x86/0x210
[27420.674509]  flush_space+0x3c8/0x5f0
[27420.674781]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.675080]  ? lock_release+0x1f0/0x2d0
[27420.675311]  ? _raw_spin_unlock+0x29/0x40
[27420.675552]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.675938]  process_one_work+0x270/0x5a0
[27420.676181]  worker_thread+0x55/0x3c0
[27420.676402]  ? process_one_work+0x5a0/0x5a0
[27420.676696]  kthread+0x174/0x1a0
[27420.676901]  ? set_kthread_struct+0x40/0x40
[27420.677154]  ret_from_fork+0x1f/0x30
[27420.677373]  
[27420.677508] irq event stamp: 0
[27420.677695] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.678117] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.678658] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.679206] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.679576] ---[ end trace cff0cc9f81323f0b ]---
[27420.679947] ------------[ cut here ]------------
[27420.680221] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.680899] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.684687] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.685207] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.685734] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.686161] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.686494] 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 67 48 8b 05 58 b5 85 01 e8
[27420.687600] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.687929] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.688352] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.688819] RBP: 0000000000000000 R08: ffff957a445bc970 R09: 0000000000000000
[27420.689239] R10: ffff957aab183300 R11: 0000000000000002 R12: ffff957a445bde00
[27420.689660] R13: ffff957a54a4ce40 R14: ffff957a445bc888 R15: ffff957a445bc930
[27420.690096] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.690572] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.690925] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.691349] Call Trace:
[27420.691501]  
[27420.691636]  btrfs_run_delayed_refs+0x86/0x210
[27420.691920]  flush_space+0x3c8/0x5f0
[27420.692139]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.692485]  ? lock_release+0x1f0/0x2d0
[27420.692721]  ? _raw_spin_unlock+0x29/0x40
[27420.692977]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.693308]  process_one_work+0x270/0x5a0
[27420.693551]  worker_thread+0x55/0x3c0
[27420.693789]  ? process_one_work+0x5a0/0x5a0
[27420.694197]  kthread+0x174/0x1a0
[27420.694393]  ? set_kthread_struct+0x40/0x40
[27420.694640]  ret_from_fork+0x1f/0x30
[27420.694872]  
[27420.695009] irq event stamp: 0
[27420.695192] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.695560] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.696052] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.696531] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.696914] ---[ end trace cff0cc9f81323f0c ]---
[27420.697224] ------------[ cut here ]------------
[27420.697499] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.698093] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.701577] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.702101] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.702600] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.703009] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.703341] 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 67 48 8b 05 58 b5 85 01 e8
[27420.704461] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.704826] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.705243] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.705658] RBP: 0000000000000000 R08: ffff957aaef42f88 R09: 0000000000000000
[27420.706091] R10: ffff957a445bc800 R11: 0000000000000002 R12: ffff957a5115fe00
[27420.706510] R13: ffff957a54a4ce40 R14: ffff957aaef42ea0 R15: ffff957aaef42f48
[27420.706965] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.707437] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.707790] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.708209] Call Trace:
[27420.708362]  
[27420.708496]  btrfs_run_delayed_refs+0x86/0x210
[27420.708781]  flush_space+0x3c8/0x5f0
[27420.708998]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.709282]  ? lock_release+0x1f0/0x2d0
[27420.709513]  ? _raw_spin_unlock+0x29/0x40
[27420.709768]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.710101]  process_one_work+0x270/0x5a0
[27420.710379]  worker_thread+0x55/0x3c0
[27420.710600]  ? process_one_work+0x5a0/0x5a0
[27420.710870]  kthread+0x174/0x1a0
[27420.711068]  ? set_kthread_struct+0x40/0x40
[27420.711323]  ret_from_fork+0x1f/0x30
[27420.711541]  
[27420.711676] irq event stamp: 0
[27420.711876] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.712254] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.712733] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.713225] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.713595] ---[ end trace cff0cc9f81323f0d ]---
[27420.714020] ------------[ cut here ]------------
[27420.714308] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.714975] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.718835] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.719381] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.719899] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.720313] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.720644] 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 67 48 8b 05 58 b5 85 01 e8
[27420.721991] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.722398] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.722864] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.723287] RBP: 0000000000000000 R08: ffff957aaef42358 R09: 0000000000000000
[27420.723710] R10: ffff957aaef42e00 R11: 0000000000000002 R12: ffff957a5115f150
[27420.724173] R13: ffff957a54a4ce40 R14: ffff957aaef42270 R15: ffff957aaef42318
[27420.724592] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.725121] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.725458] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.725892] Call Trace:
[27420.726045]  
[27420.726188]  btrfs_run_delayed_refs+0x86/0x210
[27420.726456]  flush_space+0x3c8/0x5f0
[27420.726695]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.727026]  ? lock_release+0x1f0/0x2d0
[27420.727320]  ? _raw_spin_unlock+0x29/0x40
[27420.727617]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.727967]  process_one_work+0x270/0x5a0
[27420.728219]  worker_thread+0x55/0x3c0
[27420.728486]  ? process_one_work+0x5a0/0x5a0
[27420.728834]  kthread+0x174/0x1a0
[27420.729032]  ? set_kthread_struct+0x40/0x40
[27420.729309]  ret_from_fork+0x1f/0x30
[27420.729615]  
[27420.729821] irq event stamp: 0
[27420.730077] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.730582] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.731280] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.731874] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.732251] ---[ end trace cff0cc9f81323f0e ]---
[27420.732561] ------------[ cut here ]------------
[27420.732894] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.733479] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.737314] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.737907] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.738454] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.738880] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.739243] 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 67 48 8b 05 58 b5 85 01 e8
[27420.740491] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.740953] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.741408] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.741867] RBP: 0000000000000000 R08: ffff957aaff7e220 R09: 0000000000000000
[27420.742293] R10: ffff957aaef42200 R11: 0000000000000002 R12: ffff957a5115f000
[27420.742713] R13: ffff957a54a4ce40 R14: ffff957aaff7e138 R15: ffff957aaff7e1e0
[27420.743148] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.743620] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.744014] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.744440] Call Trace:
[27420.744591]  
[27420.744730]  btrfs_run_delayed_refs+0x86/0x210
[27420.745009]  flush_space+0x3c8/0x5f0
[27420.745235]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.745545]  ? lock_release+0x1f0/0x2d0
[27420.745794]  ? _raw_spin_unlock+0x29/0x40
[27420.746037]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.746376]  process_one_work+0x270/0x5a0
[27420.746620]  worker_thread+0x55/0x3c0
[27420.746860]  ? process_one_work+0x5a0/0x5a0
[27420.747111]  kthread+0x174/0x1a0
[27420.747307]  ? set_kthread_struct+0x40/0x40
[27420.747559]  ret_from_fork+0x1f/0x30
[27420.747797]  
[27420.747935] irq event stamp: 0
[27420.748152] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.748658] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.749264] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.749774] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.750158] ---[ end trace cff0cc9f81323f0f ]---
[27420.750502] ------------[ cut here ]------------
[27420.750802] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.751421] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.754949] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.755467] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.755979] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.756443] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.756890] 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 67 48 8b 05 58 b5 85 01 e8
[27420.758131] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.758458] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.759069] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.759660] RBP: 0000000000000000 R08: ffff957a45a93220 R09: 0000000000000000
[27420.760252] R10: ffff957aaff7e100 R11: ffff957a4e6e7a08 R12: ffff957aae0da0e0
[27420.760714] R13: ffff957a54a4ce40 R14: ffff957a45a93138 R15: ffff957a45a931e0
[27420.761163] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.761649] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.762009] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.762444] Call Trace:
[27420.762600]  
[27420.762741]  btrfs_run_delayed_refs+0x86/0x210
[27420.763038]  flush_space+0x3c8/0x5f0
[27420.763287]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.763574]  ? lock_release+0x1f0/0x2d0
[27420.763848]  ? _raw_spin_unlock+0x29/0x40
[27420.764111]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.764479]  process_one_work+0x270/0x5a0
[27420.764744]  worker_thread+0x55/0x3c0
[27420.764975]  ? process_one_work+0x5a0/0x5a0
[27420.765232]  kthread+0x174/0x1a0
[27420.765429]  ? set_kthread_struct+0x40/0x40
[27420.765678]  ret_from_fork+0x1f/0x30
[27420.765920]  
[27420.766077] irq event stamp: 0
[27420.766273] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.766638] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.767137] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.767617] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.767999] ---[ end trace cff0cc9f81323f10 ]---
[27420.768317] ------------[ cut here ]------------
[27420.768592] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.769385] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.772962] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.773476] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.774054] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.774552] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.774900] 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 67 48 8b 05 58 b5 85 01 e8
[27420.776000] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.776316] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.776738] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.777303] RBP: 0000000000000000 R08: ffff957a52998be0 R09: 0000000000000000
[27420.777877] R10: ffff957a45a93100 R11: 0000000000000002 R12: ffff957a5666f460
[27420.778306] R13: ffff957a54a4ce40 R14: ffff957a52998af8 R15: ffff957a52998ba0
[27420.778724] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.779211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.779552] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.779985] Call Trace:
[27420.780144]  
[27420.780280]  btrfs_run_delayed_refs+0x86/0x210
[27420.780547]  flush_space+0x3c8/0x5f0
[27420.780780]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.781063]  ? lock_release+0x1f0/0x2d0
[27420.781304]  ? _raw_spin_unlock+0x29/0x40
[27420.781587]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.781933]  process_one_work+0x270/0x5a0
[27420.782269]  worker_thread+0x55/0x3c0
[27420.782497]  ? process_one_work+0x5a0/0x5a0
[27420.782789]  kthread+0x174/0x1a0
[27420.782985]  ? set_kthread_struct+0x40/0x40
[27420.783240]  ret_from_fork+0x1f/0x30
[27420.783458]  
[27420.783591] irq event stamp: 0
[27420.783793] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.784168] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.784646] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.785174] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.785648] ---[ end trace cff0cc9f81323f11 ]---
[27420.785984] ------------[ cut here ]------------
[27420.786269] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.786954] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.791584] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.792164] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.792694] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.793144] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.793486] 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 67 48 8b 05 58 b5 85 01 e8
[27420.794688] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.795039] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.795472] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.795950] RBP: 0000000000000000 R08: ffff957a777550e8 R09: 0000000000000000
[27420.796390] R10: ffff957abffd5000 R11: 000000000003a560 R12: ffff957aae0dae00
[27420.796852] R13: ffff957a54a4ce40 R14: ffff957a77755000 R15: ffff957a777550a8
[27420.797306] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.797805] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.798161] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.798678] Call Trace:
[27420.798915]  
[27420.799108]  btrfs_run_delayed_refs+0x86/0x210
[27420.799427]  flush_space+0x3c8/0x5f0
[27420.799650]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.799971]  ? lock_release+0x1f0/0x2d0
[27420.800213]  ? _raw_spin_unlock+0x29/0x40
[27420.800456]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.800805]  process_one_work+0x270/0x5a0
[27420.801048]  worker_thread+0x55/0x3c0
[27420.801277]  ? process_one_work+0x5a0/0x5a0
[27420.801526]  kthread+0x174/0x1a0
[27420.801727]  ? set_kthread_struct+0x40/0x40
[27420.801988]  ret_from_fork+0x1f/0x30
[27420.802216]  
[27420.802351] irq event stamp: 0
[27420.802536] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.802920] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.803404] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.803991] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.804380] ---[ end trace cff0cc9f81323f12 ]---
[27420.804714] ------------[ cut here ]------------
[27420.805001] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.805590] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.809336] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.809867] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.810370] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.810782] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.811121] 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 67 48 8b 05 58 b5 85 01 e8
[27420.812256] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.812569] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.813006] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.813427] RBP: 0000000000000000 R08: ffff957aafd5f5c8 R09: 0000000000000000
[27420.813859] R10: ffff957a77755000 R11: 0100000000000002 R12: ffff957a56327d90
[27420.814279] R13: ffff957a54a4ce40 R14: ffff957aafd5f4e0 R15: ffff957aafd5f588
[27420.814811] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.815371] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.815739] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.816267] Call Trace:
[27420.816442]  
[27420.816580]  btrfs_run_delayed_refs+0x86/0x210
[27420.816949]  flush_space+0x3c8/0x5f0
[27420.817259]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.817655]  ? lock_release+0x1f0/0x2d0
[27420.818012]  ? _raw_spin_unlock+0x29/0x40
[27420.818298]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.818635]  process_one_work+0x270/0x5a0
[27420.818910]  worker_thread+0x55/0x3c0
[27420.819147]  ? process_one_work+0x5a0/0x5a0
[27420.819404]  kthread+0x174/0x1a0
[27420.819604]  ? set_kthread_struct+0x40/0x40
[27420.819877]  ret_from_fork+0x1f/0x30
[27420.820105]  
[27420.820249] irq event stamp: 0
[27420.820453] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.820835] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.821325] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.821818] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.822196] ---[ end trace cff0cc9f81323f13 ]---
[27420.822534] ------------[ cut here ]------------
[27420.822827] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.823451] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.827281] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.827823] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.828339] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.828770] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.829142] 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 67 48 8b 05 58 b5 85 01 e8
[27420.830241] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.830552] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.830983] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.831431] RBP: 0000000000000000 R08: ffff957aaefe7d18 R09: 0000000000000000
[27420.831864] R10: ffff957abffd5000 R11: 000000000003a560 R12: ffff957a53a178c0
[27420.832289] R13: ffff957a54a4ce40 R14: ffff957aaefe7c30 R15: ffff957aaefe7cd8
[27420.832711] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.833198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.833537] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.834131] Call Trace:
[27420.834347]  
[27420.834537]  btrfs_run_delayed_refs+0x86/0x210
[27420.834853]  flush_space+0x3c8/0x5f0
[27420.835078]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.835373]  ? lock_release+0x1f0/0x2d0
[27420.835626]  ? _raw_spin_unlock+0x29/0x40
[27420.835888]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.836254]  process_one_work+0x270/0x5a0
[27420.836504]  worker_thread+0x55/0x3c0
[27420.836751]  ? process_one_work+0x5a0/0x5a0
[27420.837041]  kthread+0x174/0x1a0
[27420.837255]  ? set_kthread_struct+0x40/0x40
[27420.837510]  ret_from_fork+0x1f/0x30
[27420.837737]  
[27420.837888] irq event stamp: 0
[27420.838078] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.838460] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.838988] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.839499] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.839882] ---[ end trace cff0cc9f81323f14 ]---
[27420.840200] ------------[ cut here ]------------
[27420.840475] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.841069] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.845087] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.845800] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.846316] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.846739] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.847080] 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 67 48 8b 05 58 b5 85 01 e8
[27420.848187] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.848498] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.848934] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.849360] RBP: 0000000000000000 R08: ffff957aae3ba700 R09: 0000000000000000
[27420.849794] R10: ffff957aaefe7c00 R11: 0000000000000002 R12: ffff957aae0e6150
[27420.850219] R13: ffff957a54a4ce40 R14: ffff957aae3ba618 R15: ffff957aae3ba6c0
[27420.850633] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.851191] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.851540] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.851985] Call Trace:
[27420.852168]  
[27420.852302]  btrfs_run_delayed_refs+0x86/0x210
[27420.852568]  flush_space+0x3c8/0x5f0
[27420.852801]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.853085]  ? lock_release+0x1f0/0x2d0
[27420.853324]  ? _raw_spin_unlock+0x29/0x40
[27420.853566]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.854018]  process_one_work+0x270/0x5a0
[27420.854381]  worker_thread+0x55/0x3c0
[27420.854686]  ? process_one_work+0x5a0/0x5a0
[27420.854964]  kthread+0x174/0x1a0
[27420.855178]  ? set_kthread_struct+0x40/0x40
[27420.855439]  ret_from_fork+0x1f/0x30
[27420.855669]  
[27420.855828] irq event stamp: 0
[27420.856028] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.856440] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.856953] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.857442] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.857826] ---[ end trace cff0cc9f81323f15 ]---
[27420.858139] ------------[ cut here ]------------
[27420.858414] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.859039] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.862567] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.863108] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.863633] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.864086] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.864458] 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 67 48 8b 05 58 b5 85 01 e8
[27420.865548] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.865873] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.866291] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.866711] RBP: 0000000000000000 R08: ffff957a7777f490 R09: 0000000000000000
[27420.867140] R10: ffff957aae3ba600 R11: ffffde8f40000000 R12: ffff957a54c06620
[27420.867560] R13: ffff957a54a4ce40 R14: ffff957a7777f3a8 R15: ffff957a7777f450
[27420.867997] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.868473] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.868826] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.869250] Call Trace:
[27420.869402]  
[27420.869536]  btrfs_run_delayed_refs+0x86/0x210
[27420.869822]  flush_space+0x3c8/0x5f0
[27420.870042]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.870327]  ? lock_release+0x1f0/0x2d0
[27420.870559]  ? _raw_spin_unlock+0x29/0x40
[27420.870819]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.871153]  process_one_work+0x270/0x5a0
[27420.871397]  worker_thread+0x55/0x3c0
[27420.871618]  ? process_one_work+0x5a0/0x5a0
[27420.871885]  kthread+0x174/0x1a0
[27420.872084]  ? set_kthread_struct+0x40/0x40
[27420.872336]  ret_from_fork+0x1f/0x30
[27420.872556]  
[27420.872696] irq event stamp: 0
[27420.872893] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.873267] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.873763] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.874246] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.874616] ---[ end trace cff0cc9f81323f16 ]---
[27420.874940] ------------[ cut here ]------------
[27420.875217] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.875811] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.879308] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.879833] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.880331] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.880731] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.881074] 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 67 48 8b 05 58 b5 85 01 e8
[27420.882170] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.882480] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.882915] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.883333] RBP: 0000000000000000 R08: ffff957a4486a358 R09: 0000000000000000
[27420.883763] R10: ffff957a7777f300 R11: ffffde8f40000000 R12: ffff957a5119bb60
[27420.884181] R13: ffff957a54a4ce40 R14: ffff957a4486a270 R15: ffff957a4486a318
[27420.884599] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.885090] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.885433] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.885911] Call Trace:
[27420.886065]  
[27420.886201]  btrfs_run_delayed_refs+0x86/0x210
[27420.886469]  flush_space+0x3c8/0x5f0
[27420.886689]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.887038]  ? lock_release+0x1f0/0x2d0
[27420.887278]  ? _raw_spin_unlock+0x29/0x40
[27420.887586]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.887998]  process_one_work+0x270/0x5a0
[27420.888244]  worker_thread+0x55/0x3c0
[27420.888468]  ? process_one_work+0x5a0/0x5a0
[27420.888795]  kthread+0x174/0x1a0
[27420.889091]  ? set_kthread_struct+0x40/0x40
[27420.889424]  ret_from_fork+0x1f/0x30
[27420.889656]  
[27420.889815] irq event stamp: 0
[27420.890012] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.890416] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.890936] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.891417] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.891802] ---[ end trace cff0cc9f81323f17 ]---
[27420.892111] ------------[ cut here ]------------
[27420.892388] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.892983] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.896554] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.897088] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.897591] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.898007] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.898350] 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 67 48 8b 05 58 b5 85 01 e8
[27420.899451] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.899780] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.900198] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.900615] RBP: 0000000000000000 R08: ffff957a4486ae50 R09: 0000000000000000
[27420.901047] R10: ffff957a4486a200 R11: 0000000000000002 R12: ffff957a45a9b310
[27420.901466] R13: ffff957a54a4ce40 R14: ffff957a4486ad68 R15: ffff957a4486ae10
[27420.901898] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.902372] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.902715] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.903149] Call Trace:
[27420.903301]  
[27420.903434]  btrfs_run_delayed_refs+0x86/0x210
[27420.903704]  flush_space+0x3c8/0x5f0
[27420.903931]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.904215]  ? lock_release+0x1f0/0x2d0
[27420.904450]  ? _raw_spin_unlock+0x29/0x40
[27420.904697]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.905041]  process_one_work+0x270/0x5a0
[27420.905285]  worker_thread+0x55/0x3c0
[27420.905506]  ? process_one_work+0x5a0/0x5a0
[27420.905775]  kthread+0x174/0x1a0
[27420.905973]  ? set_kthread_struct+0x40/0x40
[27420.906318]  ret_from_fork+0x1f/0x30
[27420.906541]  
[27420.906685] irq event stamp: 0
[27420.906888] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.907285] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.907780] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.908266] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.908665] ---[ end trace cff0cc9f81323f18 ]---
[27420.908995] ------------[ cut here ]------------
[27420.909278] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.909874] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.913466] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.914172] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.914703] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.915134] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.915485] 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 67 48 8b 05 58 b5 85 01 e8
[27420.916665] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.917012] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.917467] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.917924] RBP: 0000000000000000 R08: ffff957aaefe7358 R09: 0000000000000000
[27420.918341] R10: ffff957a4486ad00 R11: 0000000000000001 R12: ffff957a53a17690
[27420.918775] R13: ffff957a54a4ce40 R14: ffff957aaefe7270 R15: ffff957aaefe7318
[27420.919199] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.919675] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.920032] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.920450] Call Trace:
[27420.920603]  
[27420.920742]  btrfs_run_delayed_refs+0x86/0x210
[27420.921021]  flush_space+0x3c8/0x5f0
[27420.921241]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.921524]  ? lock_release+0x1f0/0x2d0
[27420.921770]  ? _raw_spin_unlock+0x29/0x40
[27420.922016]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.922348]  process_one_work+0x270/0x5a0
[27420.922591]  worker_thread+0x55/0x3c0
[27420.922830]  ? process_one_work+0x5a0/0x5a0
[27420.923082]  kthread+0x174/0x1a0
[27420.923279]  ? set_kthread_struct+0x40/0x40
[27420.923529]  ret_from_fork+0x1f/0x30
[27420.923830]  
[27420.923969] irq event stamp: 0
[27420.924160] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.924556] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.925053] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.925570] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.925965] ---[ end trace cff0cc9f81323f19 ]---
[27420.926300] ------------[ cut here ]------------
[27420.926575] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.927173] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.930704] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.931225] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.931729] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.932142] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.932477] 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 67 48 8b 05 58 b5 85 01 e8
[27420.933616] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.933971] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.934390] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.934823] RBP: 0000000000000000 R08: ffff957aaff7e490 R09: 0000000000000000
[27420.935242] R10: ffff957aaefe7200 R11: 0000000000000001 R12: ffff957a45a9b8c0
[27420.935661] R13: ffff957a54a4ce40 R14: ffff957aaff7e3a8 R15: ffff957aaff7e450
[27420.936094] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.936572] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.936926] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.937347] Call Trace:
[27420.937500]  
[27420.937634]  btrfs_run_delayed_refs+0x86/0x210
[27420.937921]  flush_space+0x3c8/0x5f0
[27420.938139]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.938423]  ? lock_release+0x1f0/0x2d0
[27420.938655]  ? _raw_spin_unlock+0x29/0x40
[27420.938916]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.939253]  process_one_work+0x270/0x5a0
[27420.939495]  worker_thread+0x55/0x3c0
[27420.939721]  ? process_one_work+0x5a0/0x5a0
[27420.939984]  kthread+0x174/0x1a0
[27420.940182]  ? set_kthread_struct+0x40/0x40
[27420.940433]  ret_from_fork+0x1f/0x30
[27420.940653]  
[27420.940806] irq event stamp: 0
[27420.940994] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.941413] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.941951] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.942476] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.942885] ---[ end trace cff0cc9f81323f1a ]---
[27420.943228] ------------[ cut here ]------------
[27420.943525] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.944166] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.947875] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.948385] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.948899] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.949298] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.949629] 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 67 48 8b 05 58 b5 85 01 e8
[27420.950735] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.951084] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.951516] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.951972] RBP: 0000000000000000 R08: ffff957aaff7ebe0 R09: 0000000000000000
[27420.952393] R10: ffff957aaff7e300 R11: 0000000000000001 R12: ffff957a45a9b0e0
[27420.952830] R13: ffff957a54a4ce40 R14: ffff957aaff7eaf8 R15: ffff957aaff7eba0
[27420.953250] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.953830] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.954189] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.954644] Call Trace:
[27420.954831]  
[27420.954968]  btrfs_run_delayed_refs+0x86/0x210
[27420.955237]  flush_space+0x3c8/0x5f0
[27420.955453]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.955737]  ? lock_release+0x1f0/0x2d0
[27420.955980]  ? _raw_spin_unlock+0x29/0x40
[27420.956225]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.956556]  process_one_work+0x270/0x5a0
[27420.956813]  worker_thread+0x55/0x3c0
[27420.957036]  ? process_one_work+0x5a0/0x5a0
[27420.957285]  kthread+0x174/0x1a0
[27420.957481]  ? set_kthread_struct+0x40/0x40
[27420.957733]  ret_from_fork+0x1f/0x30
[27420.957964]  
[27420.958100] irq event stamp: 0
[27420.958285] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.958655] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.959149] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.959627] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.960010] ---[ end trace cff0cc9f81323f1b ]---
[27420.960325] ------------[ cut here ]------------
[27420.960600] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.961193] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.964763] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.965287] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.965806] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.966206] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.966537] 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 67 48 8b 05 58 b5 85 01 e8
[27420.967642] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.967975] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.968392] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.968829] RBP: 0000000000000000 R08: ffff957a44054838 R09: 0000000000000000
[27420.969247] R10: ffff957aaff7ea00 R11: 0000000000000001 R12: ffff957a7cc5a310
[27420.969665] R13: ffff957a54a4ce40 R14: ffff957a44054750 R15: ffff957a440547f8
[27420.970101] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.970603] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.971000] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.971430] Call Trace:
[27420.971586]  
[27420.971732]  btrfs_run_delayed_refs+0x86/0x210
[27420.972021]  flush_space+0x3c8/0x5f0
[27420.972257]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.972536]  ? lock_release+0x1f0/0x2d0
[27420.972786]  ? _raw_spin_unlock+0x29/0x40
[27420.973053]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.973450]  process_one_work+0x270/0x5a0
[27420.973715]  worker_thread+0x55/0x3c0
[27420.973962]  ? process_one_work+0x5a0/0x5a0
[27420.974240]  kthread+0x174/0x1a0
[27420.974440]  ? set_kthread_struct+0x40/0x40
[27420.974705]  ret_from_fork+0x1f/0x30
[27420.974941]  
[27420.975081] irq event stamp: 0
[27420.975270] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.975657] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.976149] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.976628] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.977010] ---[ end trace cff0cc9f81323f1c ]---
[27420.977324] ------------[ cut here ]------------
[27420.977599] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.978193] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.981656] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.982219] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.982750] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.983160] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27420.983488] 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 67 48 8b 05 58 b5 85 01 e8
[27420.984644] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27420.984971] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27420.985391] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27420.985820] RBP: 0000000000000000 R08: ffff957a8bfeaaa8 R09: 0000000000000000
[27420.986238] R10: ffff957a44054700 R11: 0100000000000001 R12: ffff957a4570e540
[27420.986655] R13: ffff957a54a4ce40 R14: ffff957a8bfea9c0 R15: ffff957a8bfeaa68
[27420.987110] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27420.987585] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27420.987943] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27420.988366] Call Trace:
[27420.988518]  
[27420.988652]  btrfs_run_delayed_refs+0x86/0x210
[27420.988937]  flush_space+0x3c8/0x5f0
[27420.989156]  ? rcu_read_lock_sched_held+0x12/0x60
[27420.989440]  ? lock_release+0x1f0/0x2d0
[27420.989673]  ? _raw_spin_unlock+0x29/0x40
[27420.989936]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27420.990273]  process_one_work+0x270/0x5a0
[27420.990524]  worker_thread+0x55/0x3c0
[27420.990763]  ? process_one_work+0x5a0/0x5a0
[27420.991044]  kthread+0x174/0x1a0
[27420.991239]  ? set_kthread_struct+0x40/0x40
[27420.991487]  ret_from_fork+0x1f/0x30
[27420.991710]  
[27420.991859] irq event stamp: 0
[27420.992047] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27420.992417] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27420.992912] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27420.993391] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27420.993775] ---[ end trace cff0cc9f81323f1d ]---
[27420.994094] ------------[ cut here ]------------
[27420.994372] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27420.994965] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27420.998473] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27420.999016] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27420.999530] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27420.999956] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.000300] 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 67 48 8b 05 58 b5 85 01 e8
[27421.001481] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.001827] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.002288] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.002720] RBP: 0000000000000000 R08: ffff957a530070e8 R09: 0000000000000000
[27421.003163] R10: ffff957a8bfea900 R11: 0000000000000001 R12: ffff957a5307b620
[27421.003594] R13: ffff957a54a4ce40 R14: ffff957a53007000 R15: ffff957a530070a8
[27421.004062] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.004574] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.004972] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.005422] Call Trace:
[27421.005573]  
[27421.005710]  btrfs_run_delayed_refs+0x86/0x210
[27421.005988]  flush_space+0x3c8/0x5f0
[27421.006206]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.006487]  ? lock_release+0x1f0/0x2d0
[27421.006722]  ? _raw_spin_unlock+0x29/0x40
[27421.006982]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.007315]  process_one_work+0x270/0x5a0
[27421.007559]  worker_thread+0x55/0x3c0
[27421.007826]  ? process_one_work+0x5a0/0x5a0
[27421.008078]  kthread+0x174/0x1a0
[27421.008274]  ? set_kthread_struct+0x40/0x40
[27421.008523]  ret_from_fork+0x1f/0x30
[27421.008748]  
[27421.008894] irq event stamp: 0
[27421.009080] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.009451] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.009944] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.010424] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.010811] ---[ end trace cff0cc9f81323f1e ]---
[27421.011129] ------------[ cut here ]------------
[27421.011405] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.012005] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.015532] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.016061] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.016559] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.016968] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.017299] 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 67 48 8b 05 58 b5 85 01 e8
[27421.018399] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.018717] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.019147] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.019569] RBP: 0000000000000000 R08: ffff957aadcb6700 R09: 0000000000000000
[27421.020003] R10: ffff957a53007000 R11: 0000000000000001 R12: ffff957a5119be00
[27421.020420] R13: ffff957a54a4ce40 R14: ffff957aadcb6618 R15: ffff957aadcb66c0
[27421.020851] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.021323] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.021662] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.022095] Call Trace:
[27421.022247]  
[27421.022380]  btrfs_run_delayed_refs+0x86/0x210
[27421.022647]  flush_space+0x3c8/0x5f0
[27421.022876]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.023162]  ? lock_release+0x1f0/0x2d0
[27421.023394]  ? _raw_spin_unlock+0x29/0x40
[27421.023637]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.023983]  process_one_work+0x270/0x5a0
[27421.024229]  worker_thread+0x55/0x3c0
[27421.024449]  ? process_one_work+0x5a0/0x5a0
[27421.024703]  kthread+0x174/0x1a0
[27421.024910]  ? set_kthread_struct+0x40/0x40
[27421.025162]  ret_from_fork+0x1f/0x30
[27421.025380]  
[27421.025517] irq event stamp: 0
[27421.025705] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.026092] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.026597] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.027174] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.027544] ---[ end trace cff0cc9f81323f1f ]---
[27421.027877] ------------[ cut here ]------------
[27421.028155] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.028737] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.032231] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.032745] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.033255] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.033653] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.034001] 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 67 48 8b 05 58 b5 85 01 e8
[27421.035111] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.035423] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.035852] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.036269] RBP: 0000000000000000 R08: ffff957a5663f970 R09: 0000000000000000
[27421.036687] R10: ffff957abffd5000 R11: 000000000003a560 R12: ffff957aae0e6b60
[27421.037113] R13: ffff957a54a4ce40 R14: ffff957a5663f888 R15: ffff957a5663f930
[27421.037561] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.038047] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.038387] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.038819] Call Trace:
[27421.038970]  
[27421.039106]  btrfs_run_delayed_refs+0x86/0x210
[27421.039373]  flush_space+0x3c8/0x5f0
[27421.039591]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.039887]  ? lock_release+0x1f0/0x2d0
[27421.040120]  ? _raw_spin_unlock+0x29/0x40
[27421.040362]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.040700]  process_one_work+0x270/0x5a0
[27421.040957]  worker_thread+0x55/0x3c0
[27421.041181]  ? process_one_work+0x5a0/0x5a0
[27421.041432]  kthread+0x174/0x1a0
[27421.041628]  ? set_kthread_struct+0x40/0x40
[27421.041894]  ret_from_fork+0x1f/0x30
[27421.042121]  
[27421.042278] irq event stamp: 0
[27421.042467] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.042863] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.043362] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.043927] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.044346] ---[ end trace cff0cc9f81323f20 ]---
[27421.044676] ------------[ cut here ]------------
[27421.044995] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.045619] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.049132] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.049643] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.050162] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.050563] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.050913] 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 67 48 8b 05 58 b5 85 01 e8
[27421.052024] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.052335] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.052765] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.053183] RBP: 0000000000000000 R08: ffff957aaffe7490 R09: 0000000000000000
[27421.053599] R10: ffff957a5663f800 R11: 0000000000000001 R12: ffff957aaef942a0
[27421.054038] R13: ffff957a54a4ce40 R14: ffff957aaffe73a8 R15: ffff957aaffe7450
[27421.054464] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.054951] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.055291] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.055715] Call Trace:
[27421.055876]  
[27421.056013]  btrfs_run_delayed_refs+0x86/0x210
[27421.056282]  flush_space+0x3c8/0x5f0
[27421.056498]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.056798]  ? lock_release+0x1f0/0x2d0
[27421.057031]  ? _raw_spin_unlock+0x29/0x40
[27421.057275]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.057605]  process_one_work+0x270/0x5a0
[27421.057864]  worker_thread+0x55/0x3c0
[27421.058089]  ? process_one_work+0x5a0/0x5a0
[27421.058338]  kthread+0x174/0x1a0
[27421.058533]  ? set_kthread_struct+0x40/0x40
[27421.058798]  ret_from_fork+0x1f/0x30
[27421.059021]  
[27421.059156] irq event stamp: 0
[27421.059342] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.059715] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.060207] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.060694] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.061074] ---[ end trace cff0cc9f81323f21 ]---
[27421.061406] ------------[ cut here ]------------
[27421.061687] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.062307] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.065909] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.066419] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.066936] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.067334] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.067662] 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 67 48 8b 05 58 b5 85 01 e8
[27421.068759] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.069070] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.069490] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.069956] RBP: 0000000000000000 R08: ffff957a45796490 R09: 0000000000000000
[27421.070390] R10: ffff957aaffe7300 R11: ffff957a4e6e7a08 R12: ffff957a5115ff50
[27421.070843] R13: ffff957a54a4ce40 R14: ffff957a457963a8 R15: ffff957a45796450
[27421.071277] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.071787] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.072141] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.072580] Call Trace:
[27421.072783]  
[27421.072942]  btrfs_run_delayed_refs+0x86/0x210
[27421.073226]  flush_space+0x3c8/0x5f0
[27421.073453]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.073837]  ? lock_release+0x1f0/0x2d0
[27421.074107]  ? _raw_spin_unlock+0x29/0x40
[27421.074354]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.074696]  process_one_work+0x270/0x5a0
[27421.074958]  worker_thread+0x55/0x3c0
[27421.075188]  ? process_one_work+0x5a0/0x5a0
[27421.075446]  kthread+0x174/0x1a0
[27421.075649]  ? set_kthread_struct+0x40/0x40
[27421.075938]  ret_from_fork+0x1f/0x30
[27421.076159]  
[27421.076294] irq event stamp: 0
[27421.076481] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.076891] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.077504] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.078009] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.078396] ---[ end trace cff0cc9f81323f22 ]---
[27421.078723] ------------[ cut here ]------------
[27421.079020] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.079625] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.083167] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.083719] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.084225] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.084623] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.084972] 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 67 48 8b 05 58 b5 85 01 e8
[27421.086074] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.086385] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.086817] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.087236] RBP: 0000000000000000 R08: ffff957a45463e50 R09: 0000000000000000
[27421.087653] R10: ffff957a45796300 R11: 0000000000000001 R12: ffff957aaef945b0
[27421.088086] R13: ffff957a54a4ce40 R14: ffff957a45463d68 R15: ffff957a45463e10
[27421.088506] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.089017] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.089430] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.089902] Call Trace:
[27421.090059]  
[27421.090206]  btrfs_run_delayed_refs+0x86/0x210
[27421.090494]  flush_space+0x3c8/0x5f0
[27421.090713]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.091009]  ? lock_release+0x1f0/0x2d0
[27421.091248]  ? _raw_spin_unlock+0x29/0x40
[27421.091490]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.091835]  process_one_work+0x270/0x5a0
[27421.092080]  worker_thread+0x55/0x3c0
[27421.092305]  ? process_one_work+0x5a0/0x5a0
[27421.092584]  kthread+0x174/0x1a0
[27421.092796]  ? set_kthread_struct+0x40/0x40
[27421.093048]  ret_from_fork+0x1f/0x30
[27421.093270]  
[27421.093406] irq event stamp: 0
[27421.093619] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.094005] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.094532] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.095050] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.095447] ---[ end trace cff0cc9f81323f23 ]---
[27421.095792] ------------[ cut here ]------------
[27421.096071] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.096649] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.100126] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.100636] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.101148] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.101545] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.101892] 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 67 48 8b 05 58 b5 85 01 e8
[27421.102991] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.103301] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.103721] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.104186] RBP: 0000000000000000 R08: ffff957a42781700 R09: 0000000000000000
[27421.104607] R10: ffff957a45463d00 R11: 0000000000000001 R12: ffff957a42780d90
[27421.105039] R13: ffff957a54a4ce40 R14: ffff957a42781618 R15: ffff957a427816c0
[27421.105458] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.105947] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.106289] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.106714] Call Trace:
[27421.106881]  
[27421.107022]  btrfs_run_delayed_refs+0x86/0x210
[27421.107291]  flush_space+0x3c8/0x5f0
[27421.107510]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.107811]  ? lock_release+0x1f0/0x2d0
[27421.108049]  ? _raw_spin_unlock+0x29/0x40
[27421.108295]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.108627]  process_one_work+0x270/0x5a0
[27421.108887]  worker_thread+0x55/0x3c0
[27421.109111]  ? process_one_work+0x5a0/0x5a0
[27421.109361]  kthread+0x174/0x1a0
[27421.109561]  ? set_kthread_struct+0x40/0x40
[27421.109826]  ret_from_fork+0x1f/0x30
[27421.110047]  
[27421.110183] irq event stamp: 0
[27421.110368] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.110744] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.111241] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.111727] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.112143] ---[ end trace cff0cc9f81323f24 ]---
[27421.112467] ------------[ cut here ]------------
[27421.112786] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.113563] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.118159] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.118698] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.119215] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.119614] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.119958] 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 67 48 8b 05 58 b5 85 01 e8
[27421.121056] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.121376] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.121813] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.122240] RBP: 0000000000000000 R08: ffff957a46501970 R09: 0000000000000000
[27421.122655] R10: ffff957a42781600 R11: ffff957a4e6e7a08 R12: ffff957a45a9bee0
[27421.123088] R13: ffff957a54a4ce40 R14: ffff957a46501888 R15: ffff957a46501930
[27421.123517] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.124055] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.124409] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.124854] Call Trace:
[27421.125011]  
[27421.125155]  btrfs_run_delayed_refs+0x86/0x210
[27421.125429]  flush_space+0x3c8/0x5f0
[27421.125649]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.125954]  ? lock_release+0x1f0/0x2d0
[27421.126199]  ? _raw_spin_unlock+0x29/0x40
[27421.126525]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.127028]  process_one_work+0x270/0x5a0
[27421.127383]  worker_thread+0x55/0x3c0
[27421.127650]  ? process_one_work+0x5a0/0x5a0
[27421.127926]  kthread+0x174/0x1a0
[27421.128136]  ? set_kthread_struct+0x40/0x40
[27421.128410]  ret_from_fork+0x1f/0x30
[27421.128628]  
[27421.128779] irq event stamp: 0
[27421.128967] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.129341] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.129834] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.130321] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.130692] ---[ end trace cff0cc9f81323f25 ]---
[27421.131018] ------------[ cut here ]------------
[27421.131319] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.131928] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.135779] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.136386] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.136914] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.137327] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.137666] 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 67 48 8b 05 58 b5 85 01 e8
[27421.138803] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.139142] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.139581] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.140014] RBP: 0000000000000000 R08: ffff957a42c05be0 R09: 0000000000000000
[27421.140439] R10: ffff957a46501800 R11: 0000000000000001 R12: ffff957a42780d20
[27421.140905] R13: ffff957a54a4ce40 R14: ffff957a42c05af8 R15: ffff957a42c05ba0
[27421.141336] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.141825] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.142171] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.142588] Call Trace:
[27421.142743]  
[27421.142890]  btrfs_run_delayed_refs+0x86/0x210
[27421.143166]  flush_space+0x3c8/0x5f0
[27421.143419]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.143799]  ? lock_release+0x1f0/0x2d0
[27421.144078]  ? _raw_spin_unlock+0x29/0x40
[27421.144345]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.144706]  process_one_work+0x270/0x5a0
[27421.145046]  worker_thread+0x55/0x3c0
[27421.145303]  ? process_one_work+0x5a0/0x5a0
[27421.145559]  kthread+0x174/0x1a0
[27421.145856]  ? set_kthread_struct+0x40/0x40
[27421.146217]  ret_from_fork+0x1f/0x30
[27421.146530]  
[27421.146741] irq event stamp: 0
[27421.147009] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.147548] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.148088] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.148612] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.149019] ---[ end trace cff0cc9f81323f26 ]---
[27421.149346] ------------[ cut here ]------------
[27421.149622] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.150220] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.153766] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.154295] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.154825] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.155255] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.155604] 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 67 48 8b 05 58 b5 85 01 e8
[27421.156955] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.157269] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.157689] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.158116] RBP: 0000000000000000 R08: ffff957a53a16be0 R09: 0000000000000000
[27421.158534] R10: ffff957a42c05a00 R11: 0000000000000001 R12: ffff957a55f16770
[27421.158964] R13: ffff957a54a4ce40 R14: ffff957a53a16af8 R15: ffff957a53a16ba0
[27421.159384] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.159872] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.160215] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.160634] Call Trace:
[27421.160799]  
[27421.160934]  btrfs_run_delayed_refs+0x86/0x210
[27421.161203]  flush_space+0x3c8/0x5f0
[27421.161425]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.161709]  ? lock_release+0x1f0/0x2d0
[27421.161953]  ? _raw_spin_unlock+0x29/0x40
[27421.162197]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.162529]  process_one_work+0x270/0x5a0
[27421.162786]  worker_thread+0x55/0x3c0
[27421.163007]  ? process_one_work+0x5a0/0x5a0
[27421.163258]  kthread+0x174/0x1a0
[27421.163454]  ? set_kthread_struct+0x40/0x40
[27421.163745]  ret_from_fork+0x1f/0x30
[27421.163976]  
[27421.164135] irq event stamp: 0
[27421.164322] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.164739] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.165256] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.165783] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.166180] ---[ end trace cff0cc9f81323f27 ]---
[27421.166498] ------------[ cut here ]------------
[27421.166790] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.167374] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.170872] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.171384] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.171922] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.172358] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.172711] 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 67 48 8b 05 58 b5 85 01 e8
[27421.173912] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.174259] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.174702] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.175157] RBP: 0000000000000000 R08: ffff957a79d00f88 R09: 0000000000000000
[27421.175619] R10: ffff957a53a16a00 R11: 0000000000000001 R12: ffff957a7ce3d3f0
[27421.176077] R13: ffff957a54a4ce40 R14: ffff957a79d00ea0 R15: ffff957a79d00f48
[27421.176532] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.177063] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.177434] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.177906] Call Trace:
[27421.178102]  
[27421.178237]  btrfs_run_delayed_refs+0x86/0x210
[27421.178504]  flush_space+0x3c8/0x5f0
[27421.178724]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.179016]  ? lock_release+0x1f0/0x2d0
[27421.179250]  ? _raw_spin_unlock+0x29/0x40
[27421.179495]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.179844]  process_one_work+0x270/0x5a0
[27421.180089]  worker_thread+0x55/0x3c0
[27421.180309]  ? process_one_work+0x5a0/0x5a0
[27421.180560]  kthread+0x174/0x1a0
[27421.180771]  ? set_kthread_struct+0x40/0x40
[27421.181030]  ret_from_fork+0x1f/0x30
[27421.181249]  
[27421.181385] irq event stamp: 0
[27421.181568] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.181954] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.182435] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.182929] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.183299] ---[ end trace cff0cc9f81323f28 ]---
[27421.183614] ------------[ cut here ]------------
[27421.183930] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.184585] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.188170] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.188688] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.189199] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.189596] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.189941] 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 67 48 8b 05 58 b5 85 01 e8
[27421.191046] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.191358] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.191794] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.192274] RBP: 0000000000000000 R08: ffff957aae1a8220 R09: 0000000000000000
[27421.192717] R10: ffff957a79d00e00 R11: 0000000000000001 R12: ffff957a45a9b380
[27421.193174] R13: ffff957a54a4ce40 R14: ffff957aae1a8138 R15: ffff957aae1a81e0
[27421.193594] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.194148] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.194497] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.194947] Call Trace:
[27421.195099]  
[27421.195232]  btrfs_run_delayed_refs+0x86/0x210
[27421.195500]  flush_space+0x3c8/0x5f0
[27421.195717]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.196009]  ? lock_release+0x1f0/0x2d0
[27421.196242]  ? _raw_spin_unlock+0x29/0x40
[27421.196490]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.196840]  process_one_work+0x270/0x5a0
[27421.197084]  worker_thread+0x55/0x3c0
[27421.197305]  ? process_one_work+0x5a0/0x5a0
[27421.197555]  kthread+0x174/0x1a0
[27421.197763]  ? set_kthread_struct+0x40/0x40
[27421.198018]  ret_from_fork+0x1f/0x30
[27421.198236]  
[27421.198372] irq event stamp: 0
[27421.198556] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.198942] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.199472] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.200022] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.200414] ---[ end trace cff0cc9f81323f29 ]---
[27421.200787] ------------[ cut here ]------------
[27421.201081] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.201707] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.205295] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.205823] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.206325] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.206739] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.207092] 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 67 48 8b 05 58 b5 85 01 e8
[27421.208204] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.208516] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.208948] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.209367] RBP: 0000000000000000 R08: ffff957aaff7e700 R09: 0000000000000000
[27421.209802] R10: ffff957aae1a8100 R11: 0000000000000001 R12: ffff957a45a9be70
[27421.210224] R13: ffff957a54a4ce40 R14: ffff957aaff7e618 R15: ffff957aaff7e6c0
[27421.210644] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.211133] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.211475] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.211910] Call Trace:
[27421.212064]  
[27421.212202]  btrfs_run_delayed_refs+0x86/0x210
[27421.212471]  flush_space+0x3c8/0x5f0
[27421.212694]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.212991]  ? lock_release+0x1f0/0x2d0
[27421.213228]  ? _raw_spin_unlock+0x29/0x40
[27421.213471]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.213842]  process_one_work+0x270/0x5a0
[27421.214095]  worker_thread+0x55/0x3c0
[27421.214324]  ? process_one_work+0x5a0/0x5a0
[27421.214582]  kthread+0x174/0x1a0
[27421.214834]  ? set_kthread_struct+0x40/0x40
[27421.215094]  ret_from_fork+0x1f/0x30
[27421.215320]  
[27421.215459] irq event stamp: 0
[27421.215650] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.216055] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.216535] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.217031] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.217398] ---[ end trace cff0cc9f81323f2a ]---
[27421.217721] ------------[ cut here ]------------
[27421.218010] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.218596] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.222094] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.222604] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.223119] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.223518] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.223926] 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 67 48 8b 05 58 b5 85 01 e8
[27421.225054] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.225366] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.225829] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.226291] RBP: 0000000000000000 R08: ffff957aaff57d18 R09: 0000000000000000
[27421.226764] R10: ffff957aaff7e600 R11: 0000000000000001 R12: ffff957aaff56150
[27421.227233] R13: ffff957a54a4ce40 R14: ffff957aaff57c30 R15: ffff957aaff57cd8
[27421.227680] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.228186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.228576] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.229054] Call Trace:
[27421.229210]  
[27421.229347]  btrfs_run_delayed_refs+0x86/0x210
[27421.229622]  flush_space+0x3c8/0x5f0
[27421.229910]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.230200]  ? lock_release+0x1f0/0x2d0
[27421.230456]  ? _raw_spin_unlock+0x29/0x40
[27421.230713]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.231070]  process_one_work+0x270/0x5a0
[27421.231328]  worker_thread+0x55/0x3c0
[27421.231562]  ? process_one_work+0x5a0/0x5a0
[27421.231875]  kthread+0x174/0x1a0
[27421.232074]  ? set_kthread_struct+0x40/0x40
[27421.232326]  ret_from_fork+0x1f/0x30
[27421.232546]  
[27421.232685] irq event stamp: 0
[27421.232883] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.233253] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.233736] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.234228] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.234602] ---[ end trace cff0cc9f81323f2b ]---
[27421.234944] ------------[ cut here ]------------
[27421.235221] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.235822] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.239354] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.239878] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.240374] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.240785] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.241121] 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 67 48 8b 05 58 b5 85 01 e8
[27421.242221] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.242532] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.242964] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.243381] RBP: 0000000000000000 R08: ffff957a7cc560e8 R09: 0000000000000000
[27421.243872] R10: ffff957aaff57c00 R11: 0000000000000001 R12: ffff957a79cb0d90
[27421.244304] R13: ffff957a54a4ce40 R14: ffff957a7cc56000 R15: ffff957a7cc560a8
[27421.244763] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.245251] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.245615] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.246049] Call Trace:
[27421.246202]  
[27421.246337]  btrfs_run_delayed_refs+0x86/0x210
[27421.246606]  flush_space+0x3c8/0x5f0
[27421.246839]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.247124]  ? lock_release+0x1f0/0x2d0
[27421.247355]  ? _raw_spin_unlock+0x29/0x40
[27421.247628]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.247974]  process_one_work+0x270/0x5a0
[27421.248220]  worker_thread+0x55/0x3c0
[27421.248440]  ? process_one_work+0x5a0/0x5a0
[27421.248695]  kthread+0x174/0x1a0
[27421.248904]  ? set_kthread_struct+0x40/0x40
[27421.249157]  ret_from_fork+0x1f/0x30
[27421.249376]  
[27421.249513] irq event stamp: 0
[27421.249700] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.250084] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.250563] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.251081] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.251478] ---[ end trace cff0cc9f81323f2c ]---
[27421.251816] ------------[ cut here ]------------
[27421.252094] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.252673] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.256204] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.256721] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.257234] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.257637] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.257990] 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 67 48 8b 05 58 b5 85 01 e8
[27421.259100] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.259415] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.259850] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.260272] RBP: 0000000000000000 R08: ffff957a45793d18 R09: 0000000000000000
[27421.260696] R10: ffff957a7cc56000 R11: 0100000000000001 R12: ffff957a87b03460
[27421.261126] R13: ffff957a54a4ce40 R14: ffff957a45793c30 R15: ffff957a45793cd8
[27421.261546] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.262033] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.262373] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.262806] Call Trace:
[27421.262958]  
[27421.263094]  btrfs_run_delayed_refs+0x86/0x210
[27421.263359]  flush_space+0x3c8/0x5f0
[27421.263575]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.263869]  ? lock_release+0x1f0/0x2d0
[27421.264104]  ? _raw_spin_unlock+0x29/0x40
[27421.264348]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.264684]  process_one_work+0x270/0x5a0
[27421.264942]  worker_thread+0x55/0x3c0
[27421.265167]  ? process_one_work+0x5a0/0x5a0
[27421.265425]  kthread+0x174/0x1a0
[27421.265625]  ? set_kthread_struct+0x40/0x40
[27421.265896]  ret_from_fork+0x1f/0x30
[27421.266122]  
[27421.266259] irq event stamp: 0
[27421.266446] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.266868] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.267352] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.267846] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.268218] ---[ end trace cff0cc9f81323f2d ]---
[27421.268557] ------------[ cut here ]------------
[27421.268895] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.269526] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.273299] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.273869] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.274434] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.274868] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.275232] 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 67 48 8b 05 58 b5 85 01 e8
[27421.276370] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.276685] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.277188] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.277608] RBP: 0000000000000000 R08: ffff957a446f0f88 R09: 0000000000000000
[27421.278070] R10: ffff957a45793c00 R11: ffffde8f40000000 R12: ffff957a54f7a930
[27421.278507] R13: ffff957a54a4ce40 R14: ffff957a446f0ea0 R15: ffff957a446f0f48
[27421.278963] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.279451] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.279830] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.280250] Call Trace:
[27421.280399]  
[27421.280541]  btrfs_run_delayed_refs+0x86/0x210
[27421.280844]  flush_space+0x3c8/0x5f0
[27421.281069]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.281367]  ? lock_release+0x1f0/0x2d0
[27421.281597]  ? _raw_spin_unlock+0x29/0x40
[27421.281884]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.282264]  process_one_work+0x270/0x5a0
[27421.282522]  worker_thread+0x55/0x3c0
[27421.282780]  ? process_one_work+0x5a0/0x5a0
[27421.283056]  kthread+0x174/0x1a0
[27421.283252]  ? set_kthread_struct+0x40/0x40
[27421.283501]  ret_from_fork+0x1f/0x30
[27421.283791]  
[27421.283930] irq event stamp: 0
[27421.284120] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.284501] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.285023] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.285505] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.285890] ---[ end trace cff0cc9f81323f2e ]---
[27421.286205] ------------[ cut here ]------------
[27421.286481] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.287079] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.290666] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.291197] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.291702] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.292112] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.292467] 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 67 48 8b 05 58 b5 85 01 e8
[27421.293592] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.293929] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.294358] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.294815] RBP: 0000000000000000 R08: ffff957a45b330e8 R09: 0000000000000000
[27421.295261] R10: ffff957a446f0e00 R11: ffffde8f40000000 R12: ffff957aae0dab60
[27421.295704] R13: ffff957a54a4ce40 R14: ffff957a45b33000 R15: ffff957a45b330a8
[27421.296166] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.296685] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.297056] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.297510] Call Trace:
[27421.297670]  
[27421.297830]  btrfs_run_delayed_refs+0x86/0x210
[27421.298117]  flush_space+0x3c8/0x5f0
[27421.298344]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.298658]  ? lock_release+0x1f0/0x2d0
[27421.298930]  ? _raw_spin_unlock+0x29/0x40
[27421.299219]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.299559]  process_one_work+0x270/0x5a0
[27421.299841]  worker_thread+0x55/0x3c0
[27421.300084]  ? process_one_work+0x5a0/0x5a0
[27421.300342]  kthread+0x174/0x1a0
[27421.300540]  ? set_kthread_struct+0x40/0x40
[27421.300824]  ret_from_fork+0x1f/0x30
[27421.301066]  
[27421.301206] irq event stamp: 0
[27421.301393] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.301799] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.302307] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.302822] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.303193] ---[ end trace cff0cc9f81323f2f ]---
[27421.303509] ------------[ cut here ]------------
[27421.303802] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.304383] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.307943] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.308483] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.309010] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.309421] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.309778] 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 67 48 8b 05 58 b5 85 01 e8
[27421.310956] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.311270] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.311690] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.312119] RBP: 0000000000000000 R08: ffff957a54c1ed18 R09: 0000000000000000
[27421.312539] R10: ffff957a45b33000 R11: 0000000000000001 R12: ffff957aafe39000
[27421.312976] R13: ffff957a54a4ce40 R14: ffff957a54c1ec30 R15: ffff957a54c1ecd8
[27421.313402] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.313936] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.314278] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.314702] Call Trace:
[27421.314863]  
[27421.314999]  btrfs_run_delayed_refs+0x86/0x210
[27421.315267]  flush_space+0x3c8/0x5f0
[27421.315484]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.315805]  ? lock_release+0x1f0/0x2d0
[27421.316051]  ? _raw_spin_unlock+0x29/0x40
[27421.316303]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.316646]  process_one_work+0x270/0x5a0
[27421.316914]  worker_thread+0x55/0x3c0
[27421.317142]  ? process_one_work+0x5a0/0x5a0
[27421.317401]  kthread+0x174/0x1a0
[27421.317602]  ? set_kthread_struct+0x40/0x40
[27421.317891]  ret_from_fork+0x1f/0x30
[27421.318134]  
[27421.318274] irq event stamp: 0
[27421.318462] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.318870] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.319352] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.319848] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.320225] ---[ end trace cff0cc9f81323f30 ]---
[27421.320540] ------------[ cut here ]------------
[27421.320833] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.321411] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.324934] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.325489] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.326042] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.326517] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.326907] 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 67 48 8b 05 58 b5 85 01 e8
[27421.328071] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.328399] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.328853] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.329294] RBP: 0000000000000000 R08: ffff957a45a9abe0 R09: 0000000000000000
[27421.329764] R10: ffff957a54c1ec00 R11: 0000000000000001 R12: ffff957a4545ad20
[27421.330227] R13: ffff957a54a4ce40 R14: ffff957a45a9aaf8 R15: ffff957a45a9aba0
[27421.330667] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.331152] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.331494] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.331928] Call Trace:
[27421.332082]  
[27421.332216]  btrfs_run_delayed_refs+0x86/0x210
[27421.332484]  flush_space+0x3c8/0x5f0
[27421.332703]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.332994]  ? lock_release+0x1f0/0x2d0
[27421.333228]  ? _raw_spin_unlock+0x29/0x40
[27421.333472]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.333820]  process_one_work+0x270/0x5a0
[27421.334066]  worker_thread+0x55/0x3c0
[27421.334289]  ? process_one_work+0x5a0/0x5a0
[27421.334542]  kthread+0x174/0x1a0
[27421.334743]  ? set_kthread_struct+0x40/0x40
[27421.335008]  ret_from_fork+0x1f/0x30
[27421.335254]  
[27421.335392] irq event stamp: 0
[27421.335590] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.335985] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.336478] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.336996] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.337391] ---[ end trace cff0cc9f81323f31 ]---
[27421.337713] ------------[ cut here ]------------
[27421.338019] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.338626] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.342248] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.342816] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.343329] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.343832] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.344182] 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 67 48 8b 05 58 b5 85 01 e8
[27421.345336] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.345673] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.346119] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.346549] RBP: 0000000000000000 R08: ffff957aaffe7f88 R09: 0000000000000000
[27421.346999] R10: ffff957a45a9aa00 R11: 0000000000000001 R12: ffff957aaef947e0
[27421.347428] R13: ffff957a54a4ce40 R14: ffff957aaffe7ea0 R15: ffff957aaffe7f48
[27421.347880] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.348355] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.348698] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.349127] Call Trace:
[27421.349280]  
[27421.349415]  btrfs_run_delayed_refs+0x86/0x210
[27421.349683]  flush_space+0x3c8/0x5f0
[27421.349911]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.350195]  ? lock_release+0x1f0/0x2d0
[27421.350426]  ? _raw_spin_unlock+0x29/0x40
[27421.350669]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.351037]  process_one_work+0x270/0x5a0
[27421.351310]  worker_thread+0x55/0x3c0
[27421.351543]  ? process_one_work+0x5a0/0x5a0
[27421.351822]  kthread+0x174/0x1a0
[27421.352033]  ? set_kthread_struct+0x40/0x40
[27421.352300]  ret_from_fork+0x1f/0x30
[27421.352535]  
[27421.352681] irq event stamp: 0
[27421.352892] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.353286] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.353824] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.354366] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.354774] ---[ end trace cff0cc9f81323f32 ]---
[27421.355134] ------------[ cut here ]------------
[27421.355425] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.356068] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.359632] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.360169] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.360668] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.361079] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.361412] 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 67 48 8b 05 58 b5 85 01 e8
[27421.362509] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.362839] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.363287] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.363746] RBP: 0000000000000000 R08: ffff957a77755be0 R09: 0000000000000000
[27421.364205] R10: ffff957aaffe7e00 R11: ffff957a4e6e7a08 R12: ffff957a56559540
[27421.364671] R13: ffff957a54a4ce40 R14: ffff957a77755af8 R15: ffff957a77755ba0
[27421.365106] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.365580] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.365959] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.366401] Call Trace:
[27421.366552]  
[27421.366729]  btrfs_run_delayed_refs+0x86/0x210
[27421.367011]  flush_space+0x3c8/0x5f0
[27421.367288]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.367587]  ? lock_release+0x1f0/0x2d0
[27421.367866]  ? _raw_spin_unlock+0x29/0x40
[27421.368118]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.368460]  process_one_work+0x270/0x5a0
[27421.368726]  worker_thread+0x55/0x3c0
[27421.368958]  ? process_one_work+0x5a0/0x5a0
[27421.369211]  kthread+0x174/0x1a0
[27421.369407]  ? set_kthread_struct+0x40/0x40
[27421.369658]  ret_from_fork+0x1f/0x30
[27421.369894]  
[27421.370034] irq event stamp: 0
[27421.370220] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.370592] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.371126] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.371651] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.372055] ---[ end trace cff0cc9f81323f33 ]---
[27421.372414] ------------[ cut here ]------------
[27421.372699] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.373302] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.376879] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.377418] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.377953] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.378375] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.378725] 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 67 48 8b 05 58 b5 85 01 e8
[27421.379819] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.380133] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.380551] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.380983] RBP: 0000000000000000 R08: ffff957aaef42d18 R09: 0000000000000000
[27421.381404] R10: ffff957abffd5000 R11: 000000000003a560 R12: ffff957a5115f7e0
[27421.381837] R13: ffff957a54a4ce40 R14: ffff957aaef42c30 R15: ffff957aaef42cd8
[27421.382257] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.382734] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.383087] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.383510] Call Trace:
[27421.383661]  
[27421.383812]  btrfs_run_delayed_refs+0x86/0x210
[27421.384084]  flush_space+0x3c8/0x5f0
[27421.384301]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.384582]  ? lock_release+0x1f0/0x2d0
[27421.384830]  ? _raw_spin_unlock+0x29/0x40
[27421.385075]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.385406]  process_one_work+0x270/0x5a0
[27421.385649]  worker_thread+0x55/0x3c0
[27421.385885]  ? process_one_work+0x5a0/0x5a0
[27421.386139]  kthread+0x174/0x1a0
[27421.386334]  ? set_kthread_struct+0x40/0x40
[27421.386618]  ret_from_fork+0x1f/0x30
[27421.386850]  
[27421.386988] irq event stamp: 0
[27421.387172] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.387542] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.388039] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.388522] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.388906] ---[ end trace cff0cc9f81323f34 ]---
[27421.389225] ------------[ cut here ]------------
[27421.389505] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.390099] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.393639] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.394206] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.394759] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.395223] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.395555] 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 67 48 8b 05 58 b5 85 01 e8
[27421.396714] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.397083] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.397520] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.397996] RBP: 0000000000000000 R08: ffff957a45a93358 R09: 0000000000000000
[27421.398511] R10: ffff957aaef42c00 R11: 0000000000000001 R12: ffff957aae0da4d0
[27421.398975] R13: ffff957a54a4ce40 R14: ffff957a45a93270 R15: ffff957a45a93318
[27421.399418] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.399955] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.400314] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.400767] Call Trace:
[27421.400922]  
[27421.401060]  btrfs_run_delayed_refs+0x86/0x210
[27421.401349]  flush_space+0x3c8/0x5f0
[27421.401564]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.401858]  ? lock_release+0x1f0/0x2d0
[27421.402114]  ? _raw_spin_unlock+0x29/0x40
[27421.402374]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.402733]  process_one_work+0x270/0x5a0
[27421.403029]  worker_thread+0x55/0x3c0
[27421.403259]  ? process_one_work+0x5a0/0x5a0
[27421.403516]  kthread+0x174/0x1a0
[27421.403773]  ? set_kthread_struct+0x40/0x40
[27421.404031]  ret_from_fork+0x1f/0x30
[27421.404292]  
[27421.404451] irq event stamp: 0
[27421.404695] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.405141] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.405660] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.406201] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.406592] ---[ end trace cff0cc9f81323f35 ]---
[27421.406939] ------------[ cut here ]------------
[27421.407231] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.407875] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.411409] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.411934] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.412434] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.412862] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.413193] 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 67 48 8b 05 58 b5 85 01 e8
[27421.414289] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.414600] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.415032] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.415456] RBP: 0000000000000000 R08: ffff957a45a92220 R09: 0000000000000000
[27421.415979] R10: ffff957a45a93200 R11: 0000000000000001 R12: ffff957a7cc5a3f0
[27421.416399] R13: ffff957a54a4ce40 R14: ffff957a45a92138 R15: ffff957a45a921e0
[27421.416856] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.417343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.417701] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.418133] Call Trace:
[27421.418287]  
[27421.418421]  btrfs_run_delayed_refs+0x86/0x210
[27421.418726]  flush_space+0x3c8/0x5f0
[27421.418957]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.419246]  ? lock_release+0x1f0/0x2d0
[27421.419488]  ? _raw_spin_unlock+0x29/0x40
[27421.419741]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.420088]  process_one_work+0x270/0x5a0
[27421.420335]  worker_thread+0x55/0x3c0
[27421.420591]  ? process_one_work+0x5a0/0x5a0
[27421.420875]  kthread+0x174/0x1a0
[27421.421077]  ? set_kthread_struct+0x40/0x40
[27421.421334]  ret_from_fork+0x1f/0x30
[27421.421558]  
[27421.421730] irq event stamp: 0
[27421.421936] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.422318] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.422837] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.423371] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.423790] ---[ end trace cff0cc9f81323f36 ]---
[27421.424143] ------------[ cut here ]------------
[27421.424434] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.425067] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.428736] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.429274] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.429815] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.430221] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.430574] 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 67 48 8b 05 58 b5 85 01 e8
[27421.431700] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.432056] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.432476] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.432909] RBP: 0000000000000000 R08: ffff957a45a9ae50 R09: 0000000000000000
[27421.433327] R10: ffff957a45a92100 R11: 0000000000000001 R12: ffff957a4545a770
[27421.433802] R13: ffff957a54a4ce40 R14: ffff957a45a9ad68 R15: ffff957a45a9ae10
[27421.434222] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.434700] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.435051] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.435494] Call Trace:
[27421.435650]  
[27421.435817]  btrfs_run_delayed_refs+0x86/0x210
[27421.436098]  flush_space+0x3c8/0x5f0
[27421.436323]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.436612]  ? lock_release+0x1f0/0x2d0
[27421.436880]  ? _raw_spin_unlock+0x29/0x40
[27421.437126]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.437456]  process_one_work+0x270/0x5a0
[27421.437701]  worker_thread+0x55/0x3c0
[27421.437933]  ? process_one_work+0x5a0/0x5a0
[27421.438185]  kthread+0x174/0x1a0
[27421.438381]  ? set_kthread_struct+0x40/0x40
[27421.438631]  ret_from_fork+0x1f/0x30
[27421.438866]  
[27421.439002] irq event stamp: 0
[27421.439187] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.439557] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.440052] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.440541] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.440929] ---[ end trace cff0cc9f81323f37 ]---
[27421.441245] ------------[ cut here ]------------
[27421.441522] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.442120] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.445708] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.446230] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.446736] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.447147] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.447481] 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 67 48 8b 05 58 b5 85 01 e8
[27421.448585] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.448912] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.449332] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.449764] RBP: 0000000000000000 R08: ffff957a45a92d18 R09: 0000000000000000
[27421.450184] R10: ffff957a45a9ad00 R11: 0000000000000001 R12: ffff957a7cc5a230
[27421.450601] R13: ffff957a54a4ce40 R14: ffff957a45a92c30 R15: ffff957a45a92cd8
[27421.451034] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.451507] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.451861] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.452285] Call Trace:
[27421.452436]  
[27421.452570]  btrfs_run_delayed_refs+0x86/0x210
[27421.452855]  flush_space+0x3c8/0x5f0
[27421.453073]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.453356]  ? lock_release+0x1f0/0x2d0
[27421.453586]  ? _raw_spin_unlock+0x29/0x40
[27421.453847]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.454181]  process_one_work+0x270/0x5a0
[27421.454424]  worker_thread+0x55/0x3c0
[27421.454645]  ? process_one_work+0x5a0/0x5a0
[27421.454913]  kthread+0x174/0x1a0
[27421.455111]  ? set_kthread_struct+0x40/0x40
[27421.455362]  ret_from_fork+0x1f/0x30
[27421.455582]  
[27421.455722] irq event stamp: 0
[27421.455919] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.456289] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.456780] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.457261] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.457630] ---[ end trace cff0cc9f81323f38 ]---
[27421.457966] ------------[ cut here ]------------
[27421.458245] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.458845] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.462314] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.462839] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.463340] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.463788] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.464119] 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 67 48 8b 05 58 b5 85 01 e8
[27421.465220] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.465531] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.465964] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.466384] RBP: 0000000000000000 R08: ffff957a45796d18 R09: 0000000000000000
[27421.466820] R10: ffff957a45a92c00 R11: 0000000000000001 R12: ffff957a459e0540
[27421.467282] R13: ffff957a54a4ce40 R14: ffff957a45796c30 R15: ffff957a45796cd8
[27421.467708] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.468197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.468545] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.468988] Call Trace:
[27421.469141]  
[27421.469276]  btrfs_run_delayed_refs+0x86/0x210
[27421.469545]  flush_space+0x3c8/0x5f0
[27421.469781]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.470066]  ? lock_release+0x1f0/0x2d0
[27421.470300]  ? _raw_spin_unlock+0x29/0x40
[27421.470584]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.470968]  process_one_work+0x270/0x5a0
[27421.471257]  worker_thread+0x55/0x3c0
[27421.471477]  ? process_one_work+0x5a0/0x5a0
[27421.471765]  kthread+0x174/0x1a0
[27421.471984]  ? set_kthread_struct+0x40/0x40
[27421.472233]  ret_from_fork+0x1f/0x30
[27421.472452]  
[27421.472586] irq event stamp: 0
[27421.472831] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.473251] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.473764] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.474303] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.474702] ---[ end trace cff0cc9f81323f39 ]---
[27421.475069] ------------[ cut here ]------------
[27421.475386] WARNING: CPU: 1 PID: 1994323 at fs/btrfs/extent-tree.c:1715 __btrfs_run_delayed_refs+0xaf3/0x1260
[27421.476087] 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 ip_set rfkill nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep intel_rapl_common snd_hda_core virtio_balloon snd_pcm snd_timer snd i2c_i801 i2c_smbus soundcore lpc_ich joydev zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[27421.479837] CPU: 1 PID: 1994323 Comm: kworker/u4:1 Tainted: G        W         5.16.0-rc4+ #537
[27421.480383] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[27421.480917] Workqueue: events_unbound btrfs_async_reclaim_metadata_space
[27421.481358] RIP: 0010:__btrfs_run_delayed_refs+0xaf3/0x1260
[27421.481715] 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 67 48 8b 05 58 b5 85 01 e8
[27421.482848] RSP: 0018:ffffaa2cc5197c28 EFLAGS: 00010202
[27421.483203] RAX: 000000000000000d RBX: ffff957a44856800 RCX: 0000000000000000
[27421.483661] RDX: 0000000000000001 RSI: ffffffff985b5d6a RDI: 00000000ffffffff
[27421.484098] RBP: 0000000000000000 R08: ffff957a7cfe3f88 R09: 0000000000000000
[27421.484522] R10: ffff957abffd5000 R11: 000000000003a560 R12: ffff957a56559770
[27421.484990] R13: ffff957a54a4ce40 R14: ffff957a7cfe3ea0 R15: ffff957a7cfe3f48
[27421.485435] FS:  0000000000000000(0000) GS:ffff957abbd00000(0000) knlGS:0000000000000000
[27421.485963] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[27421.486331] CR2: 000055ed4bd314e0 CR3: 0000000163a26002 CR4: 0000000000370ee0
[27421.486804] Call Trace:
[27421.486998]  
[27421.487153]  btrfs_run_delayed_refs+0x86/0x210
[27421.487420]  flush_space+0x3c8/0x5f0
[27421.487637]  ? rcu_read_lock_sched_held+0x12/0x60
[27421.487934]  ? lock_release+0x1f0/0x2d0
[27421.488191]  ? _raw_spin_unlock+0x29/0x40
[27421.488461]  btrfs_async_reclaim_metadata_space+0x139/0x320
[27421.488827]  process_one_work+0x270/0x5a0
[27421.489097]  worker_thread+0x55/0x3c0
[27421.489338]  ? process_one_work+0x5a0/0x5a0
[27421.489587]  kthread+0x174/0x1a0
[27421.489828]  ? set_kthread_struct+0x40/0x40
[27421.490096]  ret_from_fork+0x1f/0x30
[27421.490328]  
[27421.490471] irq event stamp: 0
[27421.490667] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[27421.491077] hardirqs last disabled at (0): [] copy_process+0x862/0x20e0
[27421.491601] softirqs last  enabled at (0): [] copy_process+0x862/0x20e0
[27421.492118] softirqs last disabled at (0): [<0000000000000000>] 0x0
[27421.492545] ---[ end trace cff0cc9f81323f3a ]---
[27421.531889] BTRFS info (device dm-11): flagging fs with big metadata feature
[27421.532322] BTRFS info (device dm-11): use lzo compression, level 0
[27421.532711] BTRFS info (device dm-11): disk space caching is enabled
[27421.533110] BTRFS info (device dm-11): has skinny extents
[27421.534949] BTRFS info (device dm-11): start tree-log replay
[27421.593209] loop0: detected capacity change from 0 to 6629376
[27421.619031] BTRFS info (device loop0): flagging fs with big metadata feature
[27421.619508] BTRFS info (device loop0): disk space caching is enabled
[27421.619920] BTRFS info (device loop0): has skinny extents
[27421.643304] BTRFS info (device loop0): enabling ssd optimizations
[27421.643803] BTRFS info (device loop0): start tree-log replay
[27422.827467] BTRFS warning (device dm-11): lost page write due to IO error on /dev/mapper/error-test (-5)
[27422.828146] btrfs_dev_stat_print_on_error: 5 callbacks suppressed
[27422.828149] BTRFS error (device dm-11): bdev /dev/mapper/error-test errs: wr 1, rd 0, flush 0, corrupt 0, gen 0
[27422.829863] BTRFS error (device dm-11): error writing primary super block to device 1
[27422.830398] BTRFS: error (device dm-11) in write_all_supers:4391: errno=-5 IO failure (1 errors while writing supers)
[27422.831129] BTRFS info (device dm-11): forced readonly
[27422.831486] BTRFS: error (device dm-11) in btrfs_sync_log:3360: errno=-5 IO failure
[27422.832415] blk_print_req_error: 4 callbacks suppressed
[27422.832417] I/O error, dev loop0, sector 0 op 0x1:(WRITE) flags 0x800 phys_seg 0 prio class 0
[27422.832834] Buffer I/O error on dev dm-11, logical block 2621424, async page read
[27422.833196] lo_write_bvec: 26 callbacks suppressed
[27422.833198] loop: Write error at byte offset 658960384, length 4096.
[27422.834990] I/O error, dev loop0, sector 1287032 op 0x1:(WRITE) flags 0x0 phys_seg 2 prio class 0
[27422.835026] loop: Write error at byte offset 691683328, length 4096.
[27422.835654] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 1, rd 0, flush 0, corrupt 0, gen 0
[27422.836090] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 1, rd 0, flush 1, corrupt 0, gen 0
[27422.836715] I/O error, dev loop0, sector 1350944 op 0x1:(WRITE) flags 0x8800 phys_seg 2 prio class 0
[27422.837336] BTRFS warning (device loop0): chunk 13631488 missing 1 devices, max tolerance is 0 for writable mount
[27422.837973] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 2, rd 0, flush 1, corrupt 0, gen 0
[27422.837977] BTRFS warning (device loop0): direct IO failed ino 3437 rw 1,34817 sector 0x149d20 len 0 err no 10
[27422.838821] BTRFS: error (device loop0) in write_all_supers:4321: errno=-5 IO failure (errors while submitting device barriers.)
[27422.841340] BTRFS info (device loop0): forced readonly
[27422.841826] BTRFS warning (device loop0): Skipping commit of aborted transaction.
[27422.842356] loop: Write error at byte offset 1064738816, length 4096.
[27422.842481] BTRFS: error (device loop0) in cleanup_transaction:1913: errno=-5 IO failure
[27422.842925] loop: Write error at byte offset 658960384, length 4096.
[27422.843999] loop: Write error at byte offset 1135026176, length 4096.
[27422.844402] loop: Write error at byte offset 691683328, length 4096.
[27422.844825] I/O error, dev loop0, sector 2079568 op 0x1:(WRITE) flags 0x0 phys_seg 1 prio class 0
[27422.845382] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 3, rd 0, flush 1, corrupt 0, gen 0
[27422.845967] I/O error, dev loop0, sector 1287032 op 0x1:(WRITE) flags 0x0 phys_seg 1 prio class 0
[27422.846518] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 4, rd 0, flush 1, corrupt 0, gen 0
[27422.847100] I/O error, dev loop0, sector 2216848 op 0x1:(WRITE) flags 0x0 phys_seg 5 prio class 0
[27422.847670] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 5, rd 0, flush 1, corrupt 0, gen 0
[27422.848237] I/O error, dev loop0, sector 1350944 op 0x1:(WRITE) flags 0x0 phys_seg 1 prio class 0
[27422.848790] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 6, rd 0, flush 1, corrupt 0, gen 0
[27422.849628] loop: Write error at byte offset 749195264, length 4096.
[27422.850062] loop: Write error at byte offset 1135140864, length 4096.
[27422.850064] I/O error, dev loop0, sector 1463272 op 0x1:(WRITE) flags 0x0 phys_seg 3 prio class 0
[27422.850467] loop: Write error at byte offset 1065103360, length 4096.
[27422.851039] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 7, rd 0, flush 1, corrupt 0, gen 0
[27422.851435] loop: Write error at byte offset 1129881600, length 4096.
[27422.852046] I/O error, dev loop0, sector 2217072 op 0x1:(WRITE) flags 0x0 phys_seg 7 prio class 0
[27422.853047] BTRFS error (device loop0): bdev /dev/loop0 errs: wr 8, rd 0, flush 1, corrupt 0, gen 0
[27422.853166] I/O error, dev loop0, sector 77184 op 0x0:(READ) flags 0x1000 phys_seg 4 prio class 0
[27423.959361] BTRFS info (device dm-11): flagging fs with big metadata feature
[27423.959816] BTRFS info (device dm-11): use lzo compression, level 0
[27423.960188] BTRFS info (device dm-11): disk space caching is enabled
[27423.960565] BTRFS info (device dm-11): has skinny extents
[27423.962882] BTRFS info (device dm-11): start tree-log replay
[27423.965865] BTRFS info (device dm-11): the free space cache file (298844160) is invalid, skip it
[27424.016129] loop0: detected capacity change from 0 to 6629376
[27424.038442] BTRFS info (device loop0): flagging fs with big metadata feature
[27424.038934] BTRFS info (device loop0): disk space caching is enabled
[27424.039313] BTRFS info (device loop0): has skinny extents
[27424.042517] BTRFS info (device loop0): enabling ssd optimizations
[27424.042974] BTRFS info (device loop0): start tree-log replay