[37391.526759] run fstests btrfs/201 at 2020-10-23 22:19:09
[37392.304612] BTRFS: device fsid 3ce1a2d8-df9b-46ce-9d00-b09410775411 devid 1 transid 5 /dev/mapper/vg0-lv9 scanned by mkfs.btrfs (754362)
[37392.407762] BTRFS info (device dm-11): disk space caching is enabled
[37392.407765] BTRFS info (device dm-11): has skinny extents
[37392.407767] BTRFS info (device dm-11): flagging fs with big metadata feature
[37392.411674] BTRFS info (device dm-11): checking UUID tree
[37392.698152] BTRFS info (device dm-11): devid 1 device path /dev/mapper/flakey-test changed to /dev/dm-11 scanned by systemd-udevd (753592)
[37392.699003] BTRFS info (device dm-11): devid 1 device path /dev/dm-11 changed to /dev/mapper/flakey-test scanned by systemd-udevd (753592)
[37392.845729] BTRFS info (device dm-11): disk space caching is enabled
[37392.845732] BTRFS info (device dm-11): has skinny extents
[37392.849230] BTRFS info (device dm-11): start tree-log replay
[37393.315716] BTRFS: device fsid cd5efa34-950d-4d23-8044-44e81c88a5e1 devid 1 transid 5 /dev/mapper/vg0-lv9 scanned by mkfs.btrfs (754477)
[37393.414199] BTRFS info (device dm-11): disk space caching is enabled
[37393.414201] BTRFS info (device dm-11): has skinny extents
[37393.414203] BTRFS info (device dm-11): flagging fs with big metadata feature
[37393.417844] BTRFS info (device dm-11): checking UUID tree
[37404.122720] BTRFS info (device dm-11): devid 1 device path /dev/mapper/flakey-test changed to /dev/dm-11 scanned by systemd-udevd (758531)
[37404.124513] BTRFS info (device dm-11): devid 1 device path /dev/dm-11 changed to /dev/mapper/flakey-test scanned by systemd-udevd (758531)
[37404.348074] BTRFS info (device dm-11): disk space caching is enabled
[37404.348077] BTRFS info (device dm-11): has skinny extents
[37404.352125] BTRFS info (device dm-11): start tree-log replay
[37404.410281] ------------[ cut here ]------------
[37404.410307] WARNING: CPU: 1 PID: 758543 at fs/btrfs/inode.c:1618 run_delalloc_nocow+0x46e/0x970
[37404.410308] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep iTCO_wdt iTCO_vendor_support intel_rapl_msr snd_hda_core snd_pcm snd_timer intel_rapl_common snd i2c_i801 i2c_smbus virtio_balloon soundcore joydev lpc_ich zram ip_tables xfs crct10dif_pclmul crc32_pclmul qxl crc32c_intel drm_ttm_helper ttm drm_kms_helper ghash_clmulni_intel cec drm serio_raw virtio_blk qemu_fw_cfg
[37404.410344] CPU: 1 PID: 758543 Comm: mount Tainted: G W 5.9.0-rc8+ #136
[37404.410346] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[37404.410349] RIP: 0010:run_delalloc_nocow+0x46e/0x970
[37404.410351] Code: 68 fd fd ff 4c 8b 54 24 40 4c 8b 5c 24 48 85 c0 41 89 c7 0f 84 dd 01 00 00 0f 88 4b 01 00 00 80 7c 24 6e 00 0f 84 39 fd ff ff <0f> 0b e9 32 fd ff ff 48 89 df e8 43 28 fd ff 4c 3b 24 24 77 12 48
[37404.410353] RSP: 0018:ffffbe2fc14175e8 EFLAGS: 00010202
[37404.410355] RAX: 0000000000000001 RBX: ffff9b20a2fa9700 RCX: 0000000001d787b2
[37404.410356] RDX: ffff9b20e6d13080 RSI: ffffffffa0ca2620 RDI: 0000000000000246
[37404.410357] RBP: 000000000000f400 R08: 0000000000000000 R09: 0000000000000001
[37404.410359] R10: 0000000000040000 R11: 0000000000040000 R12: 0000000000000000
[37404.410360] R13: 0000000000000101 R14: 0000000019260000 R15: 0000000000000001
[37404.410362] FS: 00007fc5f2583c40(0000) GS:ffff9b20fbd00000(0000) knlGS:0000000000000000
[37404.410364] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[37404.410365] CR2: 000055cf8f402010 CR3: 00000001743fe002 CR4: 0000000000370ee0
[37404.410368] Call Trace:
[37404.410382] ? lock_extent_bits+0x4e/0x270
[37404.410388] btrfs_run_delalloc_range+0x60/0x6a0
[37404.410393] ? find_lock_delalloc_range+0x1e5/0x210
[37404.410399] writepage_delalloc+0x9e/0x150
[37404.410406] __extent_writepage+0xf0/0x380
[37404.410412] extent_write_cache_pages.constprop.0+0x24e/0x420
[37404.410426] extent_writepages+0x33/0x90
[37404.410431] do_writepages+0x28/0xb0
[37404.410435] ? _raw_spin_unlock+0x1f/0x30
[37404.410438] ? wbc_attach_and_unlock_inode+0x13f/0x290
[37404.410442] __filemap_fdatawrite_range+0xa7/0xe0
[37404.410450] btrfs_fdatawrite_range+0x1b/0x43
[37404.410454] __btrfs_write_out_cache+0x40f/0x460
[37404.410463] btrfs_write_out_cache+0x7a/0xf0
[37404.410468] btrfs_start_dirty_block_groups+0x210/0x4d0
[37404.410473] ? __mutex_unlock_slowpath+0x35/0x270
[37404.410479] btrfs_commit_transaction+0xbc/0xb20
[37404.410481] ? btrfs_recover_log_trees+0x317/0x350
[37404.410485] ? rcu_read_lock_sched_held+0x3f/0x80
[37404.410487] ? btrfs_recover_log_trees+0x317/0x350
[37404.410489] ? kmem_cache_free+0x448/0x4b0
[37404.410491] ? _raw_spin_unlock+0x1f/0x30
[37404.410496] btrfs_recover_log_trees+0x31f/0x350
[37404.410503] ? replay_one_extent+0x730/0x730
[37404.410507] open_ctree+0x1430/0x1915
[37404.410517] btrfs_mount_root.cold+0x12/0xea
[37404.410522] ? rcu_read_lock_sched_held+0x3f/0x80
[37404.410524] ? vfs_parse_fs_string+0x74/0x90
[37404.410526] ? kfree+0x369/0x440
[37404.410532] legacy_get_tree+0x30/0x50
[37404.410535] vfs_get_tree+0x28/0xc0
[37404.410539] vfs_kern_mount.part.0+0x71/0xb0
[37404.410543] btrfs_mount+0x10d/0x379
[37404.410546] ? rcu_read_lock_sched_held+0x3f/0x80
[37404.410548] ? vfs_parse_fs_string+0x74/0x90
[37404.410550] ? kfree+0x369/0x440
[37404.410556] legacy_get_tree+0x30/0x50
[37404.410559] vfs_get_tree+0x28/0xc0
[37404.410561] ? capable+0x3a/0x60
[37404.410564] path_mount+0x429/0xc10
[37404.410571] __x64_sys_mount+0xe3/0x120
[37404.410576] do_syscall_64+0x33/0x40
[37404.410579] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[37404.410582] RIP: 0033:0x7fc5f27b581e
[37404.410585] Code: 48 8b 0d 5d 26 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 2a 26 0c 00 f7 d8 64 89 01 48
[37404.410586] RSP: 002b:00007fffc87e8888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[37404.410588] RAX: ffffffffffffffda RBX: 00007fffc87e8a00 RCX: 00007fc5f27b581e
[37404.410590] RDX: 0000563a13335b90 RSI: 0000563a13335bd0 RDI: 0000563a13335bb0
[37404.410591] RBP: 0000563a13335960 R08: 0000000000000000 R09: 00007fc5f2878a60
[37404.410593] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[37404.410594] R13: 0000563a13335bb0 R14: 0000563a13335b90 R15: 0000563a13335960
[37404.410608] irq event stamp: 63955
[37404.410611] hardirqs last enabled at (63961): [] console_unlock+0x530/0x650
[37404.410613] hardirqs last disabled at (63966): [] console_unlock+0x490/0x650
[37404.410616] softirqs last enabled at (63268): [] asm_call_irq_on_stack+0xf/0x20
[37404.410618] softirqs last disabled at (63261): [] asm_call_irq_on_stack+0xf/0x20
[37404.410619] ---[ end trace f9b8d4c3c68d0020 ]---
[37404.410630] ------------[ cut here ]------------
[37404.410633] WARNING: CPU: 1 PID: 758543 at fs/btrfs/inode.c:998 cow_file_range+0x305/0x430
[37404.410634] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep iTCO_wdt iTCO_vendor_support intel_rapl_msr snd_hda_core snd_pcm snd_timer intel_rapl_common snd i2c_i801 i2c_smbus virtio_balloon soundcore joydev lpc_ich zram ip_tables xfs crct10dif_pclmul crc32_pclmul qxl crc32c_intel drm_ttm_helper ttm drm_kms_helper ghash_clmulni_intel cec drm serio_raw virtio_blk qemu_fw_cfg
[37404.410656] CPU: 1 PID: 758543 Comm: mount Tainted: G W 5.9.0-rc8+ #136
[37404.410658] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[37404.410660] RIP: 0010:cow_file_range+0x305/0x430
[37404.410661] Code: e7 e8 6f f0 01 00 8b 44 24 08 41 89 c6 eb 27 48 85 c0 0f 85 a7 00 00 00 49 8b 94 24 f8 04 00 00 48 83 fa 01 0f 84 44 fd ff ff <0f> 0b 48 89 2c 24 41 be ea ff ff ff 48 8b 4c 24 10 48 8b 54 24 20
[37404.410663] RSP: 0018:ffffbe2fc14174d0 EFLAGS: 00010206
[37404.410665] RAX: 0000000000000101 RBX: 0000000000040000 RCX: ffff9b20a5745000
[37404.410666] RDX: 0000000000000101 RSI: fffff03bc4f209c0 RDI: ffff9b20f4df88b8
[37404.410667] RBP: 0000000000000000 R08: ffffbe2fc1417774 R09: ffffbe2fc14177d0
[37404.410669] R10: 0000000000000000 R11: ffff9b20e6d13080 R12: ffff9b20f4df88b8
[37404.410670] R13: ffff9b20f93d0000 R14: ffff9b20f93d0000 R15: 0000000000000001
[37404.410672] FS: 00007fc5f2583c40(0000) GS:ffff9b20fbd00000(0000) knlGS:0000000000000000
[37404.410673] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[37404.410675] CR2: 000055cf8f402010 CR3: 00000001743fe002 CR4: 0000000000370ee0
[37404.410678] Call Trace:
[37404.410687] fallback_to_cow+0xc8/0x410
[37404.410692] ? _raw_spin_unlock+0x1f/0x30
[37404.410698] run_delalloc_nocow+0x4c6/0x970
[37404.410706] ? lock_extent_bits+0x4e/0x270
[37404.410712] btrfs_run_delalloc_range+0x60/0x6a0
[37404.410717] ? find_lock_delalloc_range+0x1e5/0x210
[37404.410722] writepage_delalloc+0x9e/0x150
[37404.410729] __extent_writepage+0xf0/0x380
[37404.410735] extent_write_cache_pages.constprop.0+0x24e/0x420
[37404.410749] extent_writepages+0x33/0x90
[37404.410753] do_writepages+0x28/0xb0
[37404.410756] ? _raw_spin_unlock+0x1f/0x30
[37404.410758] ? wbc_attach_and_unlock_inode+0x13f/0x290
[37404.410761] __filemap_fdatawrite_range+0xa7/0xe0
[37404.410769] btrfs_fdatawrite_range+0x1b/0x43
[37404.410773] __btrfs_write_out_cache+0x40f/0x460
[37404.410781] btrfs_write_out_cache+0x7a/0xf0
[37404.410786] btrfs_start_dirty_block_groups+0x210/0x4d0
[37404.410790] ? __mutex_unlock_slowpath+0x35/0x270
[37404.410795] btrfs_commit_transaction+0xbc/0xb20
[37404.410797] ? btrfs_recover_log_trees+0x317/0x350
[37404.410800] ? rcu_read_lock_sched_held+0x3f/0x80
[37404.410802] ? btrfs_recover_log_trees+0x317/0x350
[37404.410804] ? kmem_cache_free+0x448/0x4b0
[37404.410806] ? _raw_spin_unlock+0x1f/0x30
[37404.410811] btrfs_recover_log_trees+0x31f/0x350
[37404.410817] ? replay_one_extent+0x730/0x730
[37404.410821] open_ctree+0x1430/0x1915
[37404.410831] btrfs_mount_root.cold+0x12/0xea
[37404.410836] ? rcu_read_lock_sched_held+0x3f/0x80
[37404.410838] ? vfs_parse_fs_string+0x74/0x90
[37404.410840] ? kfree+0x369/0x440
[37404.410846] legacy_get_tree+0x30/0x50
[37404.410848] vfs_get_tree+0x28/0xc0
[37404.410852] vfs_kern_mount.part.0+0x71/0xb0
[37404.410855] btrfs_mount+0x10d/0x379
[37404.410858] ? rcu_read_lock_sched_held+0x3f/0x80
[37404.410860] ? vfs_parse_fs_string+0x74/0x90
[37404.410862] ? kfree+0x369/0x440
[37404.410868] legacy_get_tree+0x30/0x50
[37404.410871] vfs_get_tree+0x28/0xc0
[37404.410872] ? capable+0x3a/0x60
[37404.410875] path_mount+0x429/0xc10
[37404.410881] __x64_sys_mount+0xe3/0x120
[37404.410886] do_syscall_64+0x33/0x40
[37404.410889] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[37404.410891] RIP: 0033:0x7fc5f27b581e
[37404.410893] Code: 48 8b 0d 5d 26 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 2a 26 0c 00 f7 d8 64 89 01 48
[37404.410894] RSP: 002b:00007fffc87e8888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[37404.410896] RAX: ffffffffffffffda RBX: 00007fffc87e8a00 RCX: 00007fc5f27b581e
[37404.410897] RDX: 0000563a13335b90 RSI: 0000563a13335bd0 RDI: 0000563a13335bb0
[37404.410899] RBP: 0000563a13335960 R08: 0000000000000000 R09: 00007fc5f2878a60
[37404.410900] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[37404.410901] R13: 0000563a13335bb0 R14: 0000563a13335b90 R15: 0000563a13335960
[37404.410911] irq event stamp: 64547
[37404.410913] hardirqs last enabled at (64553): [] console_unlock+0x530/0x650
[37404.410915] hardirqs last disabled at (64558): [] console_unlock+0x490/0x650
[37404.410917] softirqs last enabled at (63268): [] asm_call_irq_on_stack+0xf/0x20
[37404.410919] softirqs last disabled at (63261): [] asm_call_irq_on_stack+0xf/0x20
[37404.410920] ---[ end trace f9b8d4c3c68d0021 ]---
[37404.413583] ------------[ cut here ]------------
[37404.413588] WARNING: CPU: 1 PID: 758543 at fs/btrfs/inode.c:1647 run_delalloc_nocow+0x6ce/0x970
[37404.413590] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep iTCO_wdt iTCO_vendor_support intel_rapl_msr snd_hda_core snd_pcm snd_timer intel_rapl_common snd i2c_i801 i2c_smbus virtio_balloon soundcore joydev lpc_ich zram ip_tables xfs crct10dif_pclmul crc32_pclmul qxl crc32c_intel drm_ttm_helper ttm drm_kms_helper ghash_clmulni_intel cec drm serio_raw virtio_blk qemu_fw_cfg
[37404.413626] CPU: 1 PID: 758543 Comm: mount Tainted: G W 5.9.0-rc8+ #136
[37404.413629] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[37404.413632] RIP: 0010:run_delalloc_nocow+0x6ce/0x970
[37404.413635] Code: e8 27 92 ff ff 4c 8b 54 24 50 4c 8b 9c 24 80 00 00 00 85 c0 41 89 c7 74 49 0f 88 0b fe ff ff 80 7c 24 6e 00 0f 84 d9 fa ff ff <0f> 0b e9 d2 fa ff ff 48 8b 4c 24 38 48 8b 14 24 41 b9 0f 00 00 00
[37404.413637] RSP: 0018:ffffbe2fc14175e8 EFLAGS: 00010202
[37404.413640] RAX: 0000000000000001 RBX: ffff9b20a2fa9690 RCX: 000000000011522d
[37404.413642] RDX: 000000000011522c RSI: b4388db34a3536c5 RDI: 00000000000310c0
[37404.413644] RBP: 000000000000f400 R08: 0000000000000001 R09: 0000000000000001
[37404.413647] R10: 0000000000040000 R11: 0000000000040000 R12: 0000000000000000
[37404.413649] R13: 0000000000000101 R14: 0000000019260000 R15: 0000000000000001
[37404.413652] FS: 00007fc5f2583c40(0000) GS:ffff9b20fbd00000(0000) knlGS:0000000000000000
[37404.413654] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[37404.413656] CR2: 000055cf8f402010 CR3: 00000001743fe002 CR4: 0000000000370ee0
[37404.413660] Call Trace:
[37404.413683] btrfs_run_delalloc_range+0x60/0x6a0
[37404.413692] ? find_lock_delalloc_range+0x1e5/0x210
[37404.413701] writepage_delalloc+0x9e/0x150
[37404.413711] __extent_writepage+0xf0/0x380
[37404.413721] extent_write_cache_pages.constprop.0+0x24e/0x420
[37404.413745] extent_writepages+0x33/0x90
[37404.413751] do_writepages+0x28/0xb0
[37404.413756] ? _raw_spin_unlock+0x1f/0x30
[37404.413760] ? wbc_attach_and_unlock_inode+0x13f/0x290
[37404.413765] __filemap_fdatawrite_range+0xa7/0xe0
[37404.413778] btrfs_fdatawrite_range+0x1b/0x43
[37404.413783] __btrfs_write_out_cache+0x40f/0x460
[37404.413797] btrfs_write_out_cache+0x7a/0xf0
[37404.413805] btrfs_start_dirty_block_groups+0x210/0x4d0
[37404.413818] btrfs_commit_transaction+0xbc/0xb20
[37404.413821] ? btrfs_recover_log_trees+0x317/0x350
[37404.413826] ? rcu_read_lock_sched_held+0x3f/0x80
[37404.413829] ? btrfs_recover_log_trees+0x317/0x350
[37404.413832] ? kmem_cache_free+0x448/0x4b0
[37404.413835] ? _raw_spin_unlock+0x1f/0x30
[37404.413843] btrfs_recover_log_trees+0x31f/0x350
[37404.413853] ? replay_one_extent+0x730/0x730
[37404.413860] open_ctree+0x1430/0x1915
[37404.413876] btrfs_mount_root.cold+0x12/0xea
[37404.413883] ? rcu_read_lock_sched_held+0x3f/0x80
[37404.413886] ? vfs_parse_fs_string+0x74/0x90
[37404.413889] ? kfree+0x369/0x440
[37404.413899] legacy_get_tree+0x30/0x50
[37404.413903] vfs_get_tree+0x28/0xc0
[37404.413908] vfs_kern_mount.part.0+0x71/0xb0
[37404.413913] btrfs_mount+0x10d/0x379
[37404.413919] ? rcu_read_lock_sched_held+0x3f/0x80
[37404.413922] ? vfs_parse_fs_string+0x74/0x90
[37404.413924] ? kfree+0x369/0x440
[37404.413934] legacy_get_tree+0x30/0x50
[37404.413938] vfs_get_tree+0x28/0xc0
[37404.413940] ? capable+0x3a/0x60
[37404.413945] path_mount+0x429/0xc10
[37404.413955] __x64_sys_mount+0xe3/0x120
[37404.413963] do_syscall_64+0x33/0x40
[37404.413966] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[37404.413970] RIP: 0033:0x7fc5f27b581e
[37404.413973] Code: 48 8b 0d 5d 26 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 2a 26 0c 00 f7 d8 64 89 01 48
[37404.413975] RSP: 002b:00007fffc87e8888 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[37404.413978] RAX: ffffffffffffffda RBX: 00007fffc87e8a00 RCX: 00007fc5f27b581e
[37404.413980] RDX: 0000563a13335b90 RSI: 0000563a13335bd0 RDI: 0000563a13335bb0
[37404.413982] RBP: 0000563a13335960 R08: 0000000000000000 R09: 00007fc5f2878a60
[37404.413984] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[37404.413986] R13: 0000563a13335bb0 R14: 0000563a13335b90 R15: 0000563a13335960
[37404.414002] irq event stamp: 68477
[37404.414006] hardirqs last enabled at (68483): [] console_unlock+0x530/0x650
[37404.414009] hardirqs last disabled at (68488): [] console_unlock+0x490/0x650
[37404.414012] softirqs last enabled at (67584): [] asm_call_irq_on_stack+0xf/0x20
[37404.414015] softirqs last disabled at (67573): [] asm_call_irq_on_stack+0xf/0x20
[37404.414017] ---[ end trace f9b8d4c3c68d0022 ]---
[37404.976692] ------------[ cut here ]------------
[37404.976699] WARNING: CPU: 1 PID: 758565 at fs/btrfs/block-group.c:3377 btrfs_free_block_groups+0x25d/0x2f0
[37404.976701] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat rfkill ip_set nf_tables nfnetlink snd_hda_codec_generic snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep iTCO_wdt iTCO_vendor_support intel_rapl_msr snd_hda_core snd_pcm snd_timer intel_rapl_common snd i2c_i801 i2c_smbus virtio_balloon soundcore joydev lpc_ich zram ip_tables xfs crct10dif_pclmul crc32_pclmul qxl crc32c_intel drm_ttm_helper ttm drm_kms_helper ghash_clmulni_intel cec drm serio_raw virtio_blk qemu_fw_cfg
[37404.976733] CPU: 1 PID: 758565 Comm: umount Tainted: G W 5.9.0-rc8+ #136
[37404.976735] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[37404.976738] RIP: 0010:btrfs_free_block_groups+0x25d/0x2f0
[37404.976741] Code: ad de 49 be 22 01 00 00 00 00 ad de e8 1c 89 6e 00 48 89 df e8 d4 95 ff ff 48 8b 83 00 11 00 00 49 39 c5 75 54 e9 86 00 00 00 <0f> 0b 31 c9 31 d2 4c 89 e6 48 89 df e8 c2 85 ff ff 48 83 7d 40 00
[37404.976743] RSP: 0018:ffffbe2fc14ffdf8 EFLAGS: 00010206
[37404.976746] RAX: ffff9b20f46514f8 RBX: ffff9b20f93d0000 RCX: ffffbe2fc14ffd54
[37404.976748] RDX: ffff9b20e6d13080 RSI: ffff9b20f4652c18 RDI: ffff9b20f4652c00
[37404.976750] RBP: ffff9b20f46514f8 R08: 0000000000000000 R09: 3390cd5000000000
[37404.976752] R10: 0000000000000000 R11: ffff9b20e6d13080 R12: ffff9b20f4651400
[37404.976754] R13: ffff9b20f93d1100 R14: dead000000000122 R15: dead000000000100
[37404.976756] FS: 00007fbd28f21c40(0000) GS:ffff9b20fbd00000(0000) knlGS:0000000000000000
[37404.976758] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[37404.976760] CR2: 00007fbd29250000 CR3: 000000012570e004 CR4: 0000000000370ee0
[37404.976764] Call Trace:
[37404.976773] close_ctree+0x2c5/0x306
[37404.976778] ? fsnotify_destroy_marks+0x14/0xff
[37404.976783] generic_shutdown_super+0x6c/0x100
[37404.976787] kill_anon_super+0x14/0x30
[37404.976790] btrfs_kill_super+0x12/0x20
[37404.976793] deactivate_locked_super+0x36/0xa0
[37404.976797] cleanup_mnt+0x12d/0x190
[37404.976803] task_work_run+0x5c/0xa0
[37404.976808] exit_to_user_mode_prepare+0x1ae/0x1d0
[37404.976812] syscall_exit_to_user_mode+0x58/0x2a0
[37404.976816] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[37404.976819] RIP: 0033:0x7fbd29152b7b
[37404.976823] Code: 33 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 90 f3 0f 1e fa 31 f6 e9 05 00 00 00 0f 1f 44 00 00 f3 0f 1e fa b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 05 c3 0f 1f 40 00 48 8b 15 c9 32 0c 00 f7 d8
[37404.976824] RSP: 002b:00007ffefca2a478 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
[37404.976827] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fbd29152b7b
[37404.976829] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000055dca1a5cb90
[37404.976831] RBP: 000055dca1a5c960 R08: 0000000000000000 R09: 00007ffefca291f0
[37404.976833] R10: 00007fbd291d9fc0 R11: 0000000000000246 R12: 0000000000000000
[37404.976835] R13: 000055dca1a5cb90 R14: 000055dca1a5ca70 R15: 000055dca1a5c960
[37404.976849] irq event stamp: 99649
[37404.976853] hardirqs last enabled at (99655): [] console_unlock+0x530/0x650
[37404.976855] hardirqs last disabled at (99660): [] console_unlock+0x490/0x650
[37404.976859] softirqs last enabled at (98920): [] asm_call_irq_on_stack+0xf/0x20
[37404.976861] softirqs last disabled at (98911): [] asm_call_irq_on_stack+0xf/0x20
[37404.976863] ---[ end trace f9b8d4c3c68d0023 ]---
[37404.976868] BTRFS info (device dm-11): space_info 1 has 1005060096 free, is not full
[37404.976871] BTRFS info (device dm-11): space_info total=1082130432, used=76546048, pinned=0, reserved=0, may_use=524288, readonly=0
[37404.976874] BTRFS info (device dm-11): global_block_rsv: size 0 reserved 0
[37404.976877] BTRFS info (device dm-11): trans_block_rsv: size 0 reserved 0
[37404.976879] BTRFS info (device dm-11): chunk_block_rsv: size 0 reserved 0
[37404.976882] BTRFS info (device dm-11): delayed_block_rsv: size 0 reserved 0
[37404.976884] BTRFS info (device dm-11): delayed_refs_rsv: size 0 reserved 0
[37405.318678] BTRFS: device fsid 9223e0c9-4afd-4c4a-b85a-b9ba1231c09b devid 1 transid 5 /dev/mapper/vg0-lv9 scanned by mkfs.btrfs (758573)
[37405.419462] BTRFS info (device dm-11): disk space caching is enabled
[37405.419465] BTRFS info (device dm-11): has skinny extents
[37405.419466] BTRFS info (device dm-11): flagging fs with big metadata feature
[37405.423916] BTRFS info (device dm-11): checking UUID tree
[37416.831322] BTRFS info (device dm-11): devid 1 device path /dev/mapper/flakey-test changed to /dev/dm-11 scanned by systemd-udevd (762629)
[37416.833116] BTRFS info (device dm-11): devid 1 device path /dev/dm-11 changed to /dev/mapper/flakey-test scanned by systemd-udevd (762629)
[37417.072867] BTRFS info (device dm-11): disk space caching is enabled
[37417.072870] BTRFS info (device dm-11): has skinny extents
[37417.077610] BTRFS info (device dm-11): start tree-log replay
[37418.128676] BTRFS: device fsid e75ac1b3-5166-4205-ae70-7963ebf0c1e9 devid 1 transid 5 /dev/mapper/vg0-lv9 scanned by mkfs.btrfs (762672)
[37418.242587] BTRFS info (device dm-11): disk space caching is enabled
[37418.242591] BTRFS info (device dm-11): has skinny extents
[37418.242593] BTRFS info (device dm-11): flagging fs with big metadata feature
[37418.246685] BTRFS info (device dm-11): checking UUID tree
[37429.469730] BTRFS info (device dm-11): devid 1 device path /dev/mapper/flakey-test changed to /dev/dm-11 scanned by systemd-udevd (766727)
[37429.470849] BTRFS info (device dm-11): devid 1 device path /dev/dm-11 changed to /dev/mapper/flakey-test scanned by systemd-udevd (766727)
[37429.702823] BTRFS info (device dm-11): disk space caching is enabled
[37429.702827] BTRFS info (device dm-11): has skinny extents
[37429.707431] BTRFS info (device dm-11): start tree-log replay