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qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqwg4cCAAAAAAA+b82QlVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVV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r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./file1\x00', 0x0, 0x0) ioctl$FITRIM(r1, 0xc4009420, &(0x7f0000000180)={0x5}) ioctl$BTRFS_IOC_SNAP_CREATE_V2(r0, 0x50009417, &(0x7f0000002480)={{r0}, 0x0, 0x0, @unused=[0x60, 0xfc, 0x0, 0x4], @subvolid=0x3}) (fail_nth: 64) [ 69.570296][ T4665] Bluetooth: hci0: command tx timeout [ 69.827159][ T5319] loop0: detected capacity change from 0 to 32768 [ 69.835258][ T5319] btrfs: Deprecated parameter 'usebackuproot' [ 69.845131][ T5319] BTRFS warning: 'usebackuproot' is deprecated, use 'rescue=usebackuproot' instead [ 69.853760][ T5319] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.0 (5319) [ 69.883373][ T5319] BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 69.894820][ T5319] BTRFS info (device loop0): using crc32c (crc32c-intel) checksum algorithm [ 69.898861][ T5319] BTRFS info (device loop0): disk space caching is enabled [ 69.901038][ T5319] BTRFS warning (device loop0): space cache v1 is being deprecated and will be removed in a future release, please use -o space_cache=v2 [ 69.946184][ T5319] BTRFS info (device loop0): rebuilding free space tree [ 69.979975][ T5319] BTRFS info (device loop0): disabling free space tree [ 69.982334][ T5319] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 69.985595][ T5319] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 70.034777][ T5319] BTRFS info (device loop0): balance: start -d -m [ 70.042701][ T5319] BTRFS info (device loop0): relocating block group 6881280 flags data|metadata [ 70.063448][ T5319] BTRFS info (device loop0): relocating block group 5242880 flags data|metadata [ 70.083212][ T5320] FAULT_INJECTION: forcing a failure. [ 70.083212][ T5320] name failslab, interval 1, probability 0, space 0, times 1 [ 70.088626][ T5320] CPU: 0 UID: 0 PID: 5320 Comm: syz.0.0 Not tainted 6.13.0-syzkaller #0 [ 70.091713][ T5320] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 70.095264][ T5320] Call Trace: [ 70.096465][ T5320] [ 70.097601][ T5320] dump_stack_lvl+0x241/0x360 [ 70.099171][ T5320] ? __pfx_dump_stack_lvl+0x10/0x10 [ 70.100913][ T5320] ? __pfx__printk+0x10/0x10 [ 70.102444][ T5320] ? fs_reclaim_acquire+0x93/0x130 [ 70.104224][ T5320] ? __pfx___might_resched+0x10/0x10 [ 70.106169][ T5320] should_fail_ex+0x3b0/0x4e0 [ 70.107867][ T5320] should_failslab+0xac/0x100 [ 70.109560][ T5320] ? __btrfs_inc_extent_ref+0x1e9/0x790 [ 70.111589][ T5320] kmem_cache_alloc_noprof+0x70/0x380 [ 70.113534][ T5320] __btrfs_inc_extent_ref+0x1e9/0x790 [ 70.115403][ T5320] ? __pfx___btrfs_inc_extent_ref+0x10/0x10 [ 70.117456][ T5320] ? do_raw_spin_unlock+0x58/0x8b0 [ 70.119359][ T5320] __btrfs_run_delayed_refs+0x1078/0x4310 [ 70.121423][ T5320] ? __pfx___btrfs_run_delayed_refs+0x10/0x10 [ 70.123386][ T5320] ? mark_lock+0x2ae/0x360 [ 70.124860][ T5320] ? __pfx_lock_acquire+0x10/0x10 [ 70.126658][ T5320] btrfs_run_delayed_refs+0xe3/0x2c0 [ 70.128466][ T5320] btrfs_commit_transaction+0x4b6/0x3720 [ 70.130338][ T5320] ? btrfs_record_root_in_trans+0x16e/0x190 [ 70.132261][ T5320] ? btrfs_commit_transaction+0x177/0x3720 [ 70.134377][ T5320] ? btrfs_grab_root+0x230/0x330 [ 70.136187][ T5320] ? __mutex_unlock_slowpath+0x21e/0x790 [ 70.138058][ T5320] ? __pfx_btrfs_commit_transaction+0x10/0x10 [ 70.140065][ T5320] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 70.142129][ T5320] ? record_root_in_trans+0x2d8/0x360 [ 70.144027][ T5320] ? btrfs_qgroup_convert_reserved_meta+0xf2/0xdb0 [ 70.146341][ T5320] ? btrfs_record_root_in_trans+0x16e/0x190 [ 70.148443][ T5320] ? start_transaction+0x455/0x1670 [ 70.150458][ T5320] ? __pfx_btrfs_qgroup_convert_reserved_meta+0x10/0x10 [ 70.152999][ T5320] ? btrfs_record_root_in_trans+0x12d/0x190 [ 70.155145][ T5320] create_snapshot+0x655/0x990 [ 70.156938][ T5320] btrfs_mksubvol+0x58f/0x710 [ 70.158708][ T5320] ? __pfx_btrfs_mksubvol+0x10/0x10 [ 70.160593][ T5320] ? __fget_files+0x395/0x410 [ 70.162216][ T5320] btrfs_mksnapshot+0xae/0xf0 [ 70.163892][ T5320] __btrfs_ioctl_snap_create+0x37d/0x4b0 [ 70.165967][ T5320] btrfs_ioctl_snap_create_v2+0x1ef/0x390 [ 70.168110][ T5320] btrfs_ioctl+0xa07/0xcc0 [ 70.169841][ T5320] ? __pfx_btrfs_ioctl+0x10/0x10 [ 70.171693][ T5320] __se_sys_ioctl+0xf5/0x170 [ 70.173477][ T5320] do_syscall_64+0xf3/0x230 [ 70.175133][ T5320] ? clear_bhb_loop+0x35/0x90 [ 70.176801][ T5320] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 70.179039][ T5320] RIP: 0033:0x7f72b9785d29 [ 70.180697][ T5320] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 70.187892][ T5320] RSP: 002b:00007f72ba56e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 70.190704][ T5320] RAX: ffffffffffffffda RBX: 00007f72b9976080 RCX: 00007f72b9785d29 [ 70.193603][ T5320] RDX: 0000000020002480 RSI: 0000000050009417 RDI: 0000000000000004 [ 70.196511][ T5320] RBP: 00007f72ba56e090 R08: 0000000000000000 R09: 0000000000000000 [ 70.199649][ T5320] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 70.202668][ T5320] R13: 0000000000000001 R14: 00007f72b9976080 R15: 00007ffec4d695d8 [ 70.205621][ T5320] [ 70.217373][ T5320] BTRFS error (device loop0): failed to run delayed ref for logical 5382144 num_bytes 4096 type 182 action 1 ref_mod 1: -12 [ 70.228031][ T5320] BTRFS error (device loop0 state A): Transaction aborted (error -12) [ 70.234674][ T5319] ------------[ cut here ]------------ [ 70.237164][ T5319] WARNING: CPU: 0 PID: 5319 at fs/btrfs/extent-tree.c:3195 __btrfs_free_extent+0x2da9/0x3a10 [ 70.241162][ T5319] Modules linked in: [ 70.242749][ T5319] CPU: 0 UID: 0 PID: 5319 Comm: syz.0.0 Not tainted 6.13.0-syzkaller #0 [ 70.245943][ T5319] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 70.249901][ T5319] RIP: 0010:__btrfs_free_extent+0x2da9/0x3a10 [ 70.251925][ T5319] Code: fd 0b 00 00 48 8b 44 24 20 8b 10 48 89 df 48 c7 c6 00 37 4b 8c e8 97 b7 50 fd 41 bd 8b ff ff ff 4c 8b 24 24 e9 07 f0 ff ff 90 <0f> 0b 90 48 b8 00 00 00 00 00 fc ff df 48 8b 4c 24 10 80 3c 01 00 [ 70.259468][ T5319] RSP: 0018:ffffc9000d416c20 EFLAGS: 00010246 [ 70.262065][ T5319] RAX: 0000000000000000 RBX: 00000000fffffffe RCX: edc5a87a1a350100 [ 70.265581][ T5319] RDX: 0000000000000002 RSI: ffffffff8eea4910 RDI: 00000000fffffffe [ 70.268939][ T5319] RBP: ffffc9000d416df0 R08: 0000000000000005 R09: ffffffff83b6d95a [ 70.272315][ T5319] R10: 0000000000000002 R11: ffff888000ae2440 R12: fffffffffffffff8 [ 70.275108][ T5319] R13: ffff888040ce5460 R14: 0000000000822000 R15: ffff8880445ac628 [ 70.278278][ T5319] FS: 00007f72ba58f6c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 [ 70.281615][ T5319] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.284017][ T5319] CR2: 0000000020003000 CR3: 00000000439b4000 CR4: 0000000000352ef0 [ 70.287361][ T5319] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 70.290280][ T5319] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 70.293167][ T5319] Call Trace: [ 70.294416][ T5319] [ 70.295494][ T5319] ? __warn+0x165/0x4d0 [ 70.297080][ T5319] ? __btrfs_free_extent+0x2da9/0x3a10 [ 70.299055][ T5319] ? report_bug+0x2b3/0x500 [ 70.300678][ T5319] ? __btrfs_free_extent+0x2da9/0x3a10 [ 70.302716][ T5319] ? handle_bug+0x60/0x90 [ 70.304285][ T5319] ? exc_invalid_op+0x1a/0x50 [ 70.306121][ T5319] ? asm_exc_invalid_op+0x1a/0x20 [ 70.307923][ T5319] ? __btrfs_free_extent+0x52a/0x3a10 [ 70.310059][ T5319] ? __btrfs_free_extent+0x2da9/0x3a10 [ 70.312088][ T5319] ? __pfx___btrfs_free_extent+0x10/0x10 [ 70.314316][ T5319] ? __lock_acquire+0x2040/0x2100 [ 70.316299][ T5319] ? do_raw_read_unlock+0x3c/0x80 [ 70.318318][ T5319] ? do_raw_spin_unlock+0x58/0x8b0 [ 70.320284][ T5319] __btrfs_run_delayed_refs+0x102a/0x4310 [ 70.322522][ T5319] ? __pfx___btrfs_run_delayed_refs+0x10/0x10 [ 70.324813][ T5319] ? __pfx___mutex_trylock_common+0x10/0x10 [ 70.327210][ T5319] ? btrfs_start_dirty_block_groups+0xca5/0x10e0 [ 70.329240][ T5319] ? __lock_acquire+0x2040/0x2100 [ 70.330999][ T5319] ? rcu_is_watching+0x15/0xb0 [ 70.332730][ T5319] ? trace_contention_end+0x3c/0x120 [ 70.334543][ T5319] ? btrfs_block_rsv_release+0x507/0x5f0 [ 70.336286][ T5319] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 70.338508][ T5319] btrfs_run_delayed_refs+0xe3/0x2c0 [ 70.340345][ T5319] btrfs_start_dirty_block_groups+0xcaf/0x10e0 [ 70.342373][ T5319] ? __pfx_btrfs_start_dirty_block_groups+0x10/0x10 [ 70.344490][ T5319] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 70.346446][ T5319] ? btrfs_trans_release_metadata+0x233/0x330 [ 70.348559][ T5319] btrfs_commit_transaction+0x6ae/0x3720 [ 70.350596][ T5319] ? kasan_quarantine_put+0xdc/0x230 [ 70.352451][ T5319] ? btrfs_commit_transaction+0x177/0x3720 [ 70.354779][ T5319] ? kmem_cache_free+0x195/0x410 [ 70.356564][ T5319] ? btrfs_update_root+0x483/0xc70 [ 70.358533][ T5319] ? radix_tree_lookup+0x238/0x290 [ 70.360409][ T5319] ? __pfx_btrfs_commit_transaction+0x10/0x10 [ 70.362503][ T5319] ? __pfx_btrfs_update_root+0x10/0x10 [ 70.364291][ T5319] ? __pfx_btrfs_lookup_fs_root+0x10/0x10 [ 70.366243][ T5319] ? btrfs_put_root+0x12e/0x200 [ 70.367960][ T5319] ? btrfs_update_reloc_root+0x90f/0xaa0 [ 70.369924][ T5319] ? start_transaction+0x455/0x1670 [ 70.371936][ T5319] ? __pfx_btrfs_update_reloc_root+0x10/0x10 [ 70.374041][ T5319] prepare_to_merge+0x8b3/0x1610 [ 70.375826][ T5319] ? __pfx_prepare_to_merge+0x10/0x10 [ 70.377741][ T5319] relocate_block_group+0xafc/0xd40 [ 70.379857][ T5319] ? __pfx_relocate_block_group+0x10/0x10 [ 70.381990][ T5319] ? btrfs_relocate_block_group+0x4af/0xd90 [ 70.384096][ T5319] ? kmem_cache_free+0x195/0x410 [ 70.385959][ T5319] ? kmem_cache_alloc_noprof+0x22d/0x380 [ 70.388356][ T5319] ? btrfs_relocate_block_group+0x4af/0xd90 [ 70.390398][ T5319] btrfs_relocate_block_group+0x77d/0xd90 [ 70.392460][ T5319] btrfs_relocate_chunk+0x12c/0x3b0 [ 70.394318][ T5319] __btrfs_balance+0x1b0f/0x26b0 [ 70.396124][ T5319] ? describe_balance_start_or_resume+0x44c/0x490 [ 70.398602][ T5319] ? __pfx___btrfs_balance+0x10/0x10 [ 70.400506][ T5319] ? __wait_for_common+0x6b0/0x6e0 [ 70.402290][ T5319] btrfs_balance+0xbdc/0x10c0 [ 70.403980][ T5319] btrfs_ioctl_balance+0x493/0x7c0 [ 70.405841][ T5319] ? __pfx_btrfs_ioctl+0x10/0x10 [ 70.407756][ T5319] __se_sys_ioctl+0xf5/0x170 [ 70.409535][ T5319] do_syscall_64+0xf3/0x230 [ 70.411307][ T5319] ? clear_bhb_loop+0x35/0x90 [ 70.413085][ T5319] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 70.415115][ T5319] RIP: 0033:0x7f72b9785d29 [ 70.416962][ T5319] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 70.424026][ T5319] RSP: 002b:00007f72ba58f038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 70.427371][ T5319] RAX: ffffffffffffffda RBX: 00007f72b9975fa0 RCX: 00007f72b9785d29 [ 70.430419][ T5319] RDX: 0000000020000180 RSI: 00000000c4009420 RDI: 0000000000000005 [ 70.433234][ T5319] RBP: 00007f72b9801b08 R08: 0000000000000000 R09: 0000000000000000 [ 70.436261][ T5319] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 70.439308][ T5319] R13: 0000000000000000 R14: 00007f72b9975fa0 R15: 00007ffec4d695d8 [ 70.442197][ T5319] [ 70.443377][ T5319] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 70.445681][ T5319] CPU: 0 UID: 0 PID: 5319 Comm: syz.0.0 Not tainted 6.13.0-syzkaller #0 [ 70.448550][ T5319] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 70.452666][ T5319] Call Trace: [ 70.454061][ T5319] [ 70.455244][ T5319] dump_stack_lvl+0x241/0x360 [ 70.457190][ T5319] ? __pfx_dump_stack_lvl+0x10/0x10 [ 70.459269][ T5319] ? __pfx__printk+0x10/0x10 [ 70.460801][ T5319] ? _printk+0xd5/0x120 [ 70.462393][ T5319] ? __init_begin+0x41000/0x41000 [ 70.464309][ T5319] ? vscnprintf+0x5d/0x90 [ 70.465913][ T5319] panic+0x349/0x880 [ 70.467393][ T5319] ? __warn+0x174/0x4d0 [ 70.468987][ T5319] ? __pfx_panic+0x10/0x10 [ 70.470800][ T5319] __warn+0x344/0x4d0 [ 70.472387][ T5319] ? __btrfs_free_extent+0x2da9/0x3a10 [ 70.474508][ T5319] report_bug+0x2b3/0x500 [ 70.476054][ T5319] ? __btrfs_free_extent+0x2da9/0x3a10 [ 70.478039][ T5319] handle_bug+0x60/0x90 [ 70.479676][ T5319] exc_invalid_op+0x1a/0x50 [ 70.481365][ T5319] asm_exc_invalid_op+0x1a/0x20 [ 70.483110][ T5319] RIP: 0010:__btrfs_free_extent+0x2da9/0x3a10 [ 70.485280][ T5319] Code: fd 0b 00 00 48 8b 44 24 20 8b 10 48 89 df 48 c7 c6 00 37 4b 8c e8 97 b7 50 fd 41 bd 8b ff ff ff 4c 8b 24 24 e9 07 f0 ff ff 90 <0f> 0b 90 48 b8 00 00 00 00 00 fc ff df 48 8b 4c 24 10 80 3c 01 00 [ 70.492283][ T5319] RSP: 0018:ffffc9000d416c20 EFLAGS: 00010246 [ 70.494455][ T5319] RAX: 0000000000000000 RBX: 00000000fffffffe RCX: edc5a87a1a350100 [ 70.497217][ T5319] RDX: 0000000000000002 RSI: ffffffff8eea4910 RDI: 00000000fffffffe [ 70.500151][ T5319] RBP: ffffc9000d416df0 R08: 0000000000000005 R09: ffffffff83b6d95a [ 70.503090][ T5319] R10: 0000000000000002 R11: ffff888000ae2440 R12: fffffffffffffff8 [ 70.505980][ T5319] R13: ffff888040ce5460 R14: 0000000000822000 R15: ffff8880445ac628 [ 70.508639][ T5319] ? __btrfs_free_extent+0x52a/0x3a10 [ 70.510707][ T5319] ? __pfx___btrfs_free_extent+0x10/0x10 [ 70.512806][ T5319] ? __lock_acquire+0x2040/0x2100 [ 70.514565][ T5319] ? do_raw_read_unlock+0x3c/0x80 [ 70.516434][ T5319] ? do_raw_spin_unlock+0x58/0x8b0 [ 70.518349][ T5319] __btrfs_run_delayed_refs+0x102a/0x4310 [ 70.520456][ T5319] ? __pfx___btrfs_run_delayed_refs+0x10/0x10 [ 70.522716][ T5319] ? __pfx___mutex_trylock_common+0x10/0x10 [ 70.524941][ T5319] ? btrfs_start_dirty_block_groups+0xca5/0x10e0 [ 70.527328][ T5319] ? __lock_acquire+0x2040/0x2100 [ 70.529376][ T5319] ? rcu_is_watching+0x15/0xb0 [ 70.531234][ T5319] ? trace_contention_end+0x3c/0x120 [ 70.533236][ T5319] ? btrfs_block_rsv_release+0x507/0x5f0 [ 70.535279][ T5319] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 70.537377][ T5319] btrfs_run_delayed_refs+0xe3/0x2c0 [ 70.539338][ T5319] btrfs_start_dirty_block_groups+0xcaf/0x10e0 [ 70.541653][ T5319] ? __pfx_btrfs_start_dirty_block_groups+0x10/0x10 [ 70.544017][ T5319] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 70.546049][ T5319] ? btrfs_trans_release_metadata+0x233/0x330 [ 70.548330][ T5319] btrfs_commit_transaction+0x6ae/0x3720 [ 70.550462][ T5319] ? kasan_quarantine_put+0xdc/0x230 [ 70.552346][ T5319] ? btrfs_commit_transaction+0x177/0x3720 [ 70.554390][ T5319] ? kmem_cache_free+0x195/0x410 [ 70.556103][ T5319] ? btrfs_update_root+0x483/0xc70 [ 70.557932][ T5319] ? radix_tree_lookup+0x238/0x290 [ 70.559749][ T5319] ? __pfx_btrfs_commit_transaction+0x10/0x10 [ 70.561999][ T5319] ? __pfx_btrfs_update_root+0x10/0x10 [ 70.563863][ T5319] ? __pfx_btrfs_lookup_fs_root+0x10/0x10 [ 70.565785][ T5319] ? btrfs_put_root+0x12e/0x200 [ 70.567516][ T5319] ? btrfs_update_reloc_root+0x90f/0xaa0 [ 70.569721][ T5319] ? start_transaction+0x455/0x1670 [ 70.571771][ T5319] ? __pfx_btrfs_update_reloc_root+0x10/0x10 [ 70.574375][ T5319] prepare_to_merge+0x8b3/0x1610 [ 70.576359][ T5319] ? __pfx_prepare_to_merge+0x10/0x10 [ 70.578381][ T5319] relocate_block_group+0xafc/0xd40 [ 70.580413][ T5319] ? __pfx_relocate_block_group+0x10/0x10 [ 70.582633][ T5319] ? btrfs_relocate_block_group+0x4af/0xd90 [ 70.584422][ T5319] ? kmem_cache_free+0x195/0x410 [ 70.586306][ T5319] ? kmem_cache_alloc_noprof+0x22d/0x380 [ 70.588319][ T5319] ? btrfs_relocate_block_group+0x4af/0xd90 [ 70.590469][ T5319] btrfs_relocate_block_group+0x77d/0xd90 [ 70.592469][ T5319] btrfs_relocate_chunk+0x12c/0x3b0 [ 70.594386][ T5319] __btrfs_balance+0x1b0f/0x26b0 [ 70.596208][ T5319] ? describe_balance_start_or_resume+0x44c/0x490 [ 70.598571][ T5319] ? __pfx___btrfs_balance+0x10/0x10 [ 70.600467][ T5319] ? __wait_for_common+0x6b0/0x6e0 [ 70.602295][ T5319] btrfs_balance+0xbdc/0x10c0 [ 70.603972][ T5319] btrfs_ioctl_balance+0x493/0x7c0 [ 70.605791][ T5319] ? __pfx_btrfs_ioctl+0x10/0x10 [ 70.607629][ T5319] __se_sys_ioctl+0xf5/0x170 [ 70.609415][ T5319] do_syscall_64+0xf3/0x230 [ 70.611035][ T5319] ? clear_bhb_loop+0x35/0x90 [ 70.612832][ T5319] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 70.614981][ T5319] RIP: 0033:0x7f72b9785d29 [ 70.616592][ T5319] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 70.623405][ T5319] RSP: 002b:00007f72ba58f038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 70.626376][ T5319] RAX: ffffffffffffffda RBX: 00007f72b9975fa0 RCX: 00007f72b9785d29 [ 70.629378][ T5319] RDX: 0000000020000180 RSI: 00000000c4009420 RDI: 0000000000000005 [ 70.632160][ T5319] RBP: 00007f72b9801b08 R08: 0000000000000000 R09: 0000000000000000 [ 70.634961][ T5319] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 70.637831][ T5319] R13: 0000000000000000 R14: 00007f72b9975fa0 R15: 00007ffec4d695d8 [ 70.640644][ T5319] [ 70.642018][ T5319] Kernel Offset: disabled [ 70.643573][ T5319] Rebooting in 86400 seconds..