[28165.332663] run fstests btrfs/078 at 2020-12-21 04:39:32
[28165.494321] BTRFS info (device dm-0): using free space tree
[28165.494653] BTRFS info (device dm-0): has skinny extents
[28165.595540] BTRFS: device fsid 6169f2f4-d578-480a-b140-5bbcbe274823 devid 1 transid 5 /dev/mapper/vg0-lv9 scanned by mkfs.btrfs (2425941)
[28165.615067] BTRFS info (device dm-9): turning on sync discard
[28165.615432] BTRFS info (device dm-9): enabling free space tree
[28165.615768] BTRFS info (device dm-9): using free space tree
[28165.616104] BTRFS info (device dm-9): has skinny extents
[28165.616474] BTRFS info (device dm-9): flagging fs with big metadata feature
[28165.621638] BTRFS info (device dm-9): creating free space tree
[28165.622039] BTRFS info (device dm-9): setting compat-ro feature flag for FREE_SPACE_TREE (0x1)
[28165.622558] BTRFS info (device dm-9): setting compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
[28165.626599] BTRFS info (device dm-9): cleaning free space cache v1
[28165.630357] BTRFS info (device dm-9): checking UUID tree
[28169.951319] ------------[ cut here ]------------
[28169.951761] BTRFS: Transaction aborted (error -12)
[28169.952362] WARNING: CPU: 0 PID: 2426193 at fs/btrfs/transaction.c:1679 create_pending_snapshot+0x9b2/0xda0
[28169.953240] 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 rfkill ip6_tables nft_compat ip_set nf_tables nfnetlink intel_rapl_msr iTCO_wdt iTCO_vendor_support intel_rapl_common snd_hda_codec_generic i2c_i801 i2c_smbus snd_hda_intel joydev snd_intel_dspcfg snd_hda_codec snd_hwdep snd_hda_core snd_pcm virtio_balloon snd_timer snd soundcore lpc_ich zram ip_tables xfs crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw virtio_blk qxl drm_ttm_helper ttm drm_kms_helper cec drm qemu_fw_cfg
[28169.958864] CPU: 0 PID: 2426193 Comm: btrfs Not tainted 5.10.0-rc7+ #83
[28169.959518] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[28169.960296] RIP: 0010:create_pending_snapshot+0x9b2/0xda0
[28169.960778] Code: 24 50 f0 48 0f ba aa d0 19 00 00 03 72 22 83 f8 fb 74 3f 83 f8 e2 74 3a 89 c6 48 c7 c7 e8 fd 60 b5 48 89 45 88 e8 7c bc 75 00 <0f> 0b 48 8b 45 88 89 c1 ba 8f 06 00 00 48 c7 c6 90 78 27 b5 4c 89
[28169.962436] RSP: 0018:ffffb48dc153fb20 EFLAGS: 00010282
[28169.962978] RAX: 0000000000000026 RBX: ffff9a34024a0f00 RCX: 0000000000000000
[28169.963631] RDX: ffff9a347bc278a0 RSI: ffff9a347bc19110 RDI: ffff9a347bc19110
[28169.964283] RBP: ffffb48dc153fbf0 R08: 0000000000000000 R09: 0000000000000000
[28169.964913] R10: ffffb48dc153f950 R11: ffffffffb59610e0 R12: ffff9a341d4fb068
[28169.965563] R13: ffff9a3403196600 R14: ffff9a340a447150 R15: 00000000fffffff4
[28169.966223] FS: 00007fd942c2d8c0(0000) GS:ffff9a347bc00000(0000) knlGS:0000000000000000
[28169.966928] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[28169.967465] CR2: 0000000002149c58 CR3: 0000000145534003 CR4: 0000000000370ef0
[28169.968112] Call Trace:
[28169.968367] ? create_pending_snapshots+0xaa/0xd0
[28169.968790] create_pending_snapshots+0xaa/0xd0
[28169.969228] btrfs_commit_transaction+0x2b5/0xbe0
[28169.969661] ? start_transaction+0xe0/0x6f0
[28169.970170] ? lock_release+0x1c3/0x290
[28169.970517] btrfs_mksubvol+0x2aa/0x460
[28169.970867] btrfs_mksnapshot+0x7b/0xb0
[28169.971242] __btrfs_ioctl_snap_create+0x16f/0x180
[28169.971676] btrfs_ioctl_snap_create_v2+0xb0/0xf0
[28169.972311] btrfs_ioctl+0x11dd/0x30c0
[28169.972652] ? _raw_spin_unlock+0x1f/0x30
[28169.973013] ? handle_mm_fault+0x1061/0x1960
[28169.973425] ? lock_release+0x1c3/0x290
[28169.973852] ? __x64_sys_ioctl+0x83/0xb0
[28169.974375] __x64_sys_ioctl+0x83/0xb0
[28169.974819] do_syscall_64+0x33/0x40
[28169.975188] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[28169.975697] RIP: 0033:0x7fd942d284cb
[28169.975977] Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d b9 0c 00 f7 d8 64 89 01 48
[28169.977402] RSP: 002b:00007ffcdecfa058 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[28169.977976] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fd942d284cb
[28169.978538] RDX: 00007ffcdecfa130 RSI: 0000000050009417 RDI: 0000000000000003
[28169.979076] RBP: 00007fd942c2d6a8 R08: 0000000000000010 R09: 0000000000000004
[28169.979636] R10: 0000000000000003 R11: 0000000000000246 R12: 00007ffcdecfa130
[28169.980197] R13: 00005635bb5592a0 R14: 00005635bb5592d0 R15: 0000000000000000
[28169.980717] irq event stamp: 0
[28169.980927] hardirqs last enabled at (0): [<0000000000000000>] 0x0
[28169.981367] hardirqs last disabled at (0): [] copy_process+0x6f0/0x1c80
[28169.981970] softirqs last enabled at (0): [] copy_process+0x6f0/0x1c80
[28169.982533] softirqs last disabled at (0): [<0000000000000000>] 0x0
[28169.982952] ---[ end trace 1e028da40846555e ]---
[28169.983286] BTRFS: error (device dm-9) in create_pending_snapshot:1679: errno=-12 Out of memory
[28169.983862] BTRFS info (device dm-9): forced readonly
[28169.984223] BTRFS warning (device dm-9): Skipping commit of aborted transaction.
[28169.984886] BTRFS: error (device dm-9) in cleanup_transaction:1939: errno=-12 Out of memory
[28171.875324] BTRFS info (device dm-9): turning on sync discard
[28171.875672] BTRFS info (device dm-9): using free space tree
[28171.875992] BTRFS info (device dm-9): has skinny extents