------------[ cut here ]------------ BTRFS: Transaction aborted (error -28) WARNING: CPU: 0 PID: 27 at fs/btrfs/inode.c:3207 btrfs_finish_one_ordered+0x1a2b/0x1fd0 fs/btrfs/inode.c:3207 Modules linked in: CPU: 0 UID: 0 PID: 27 Comm: kworker/u4:2 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Workqueue: btrfs-endio-write btrfs_work_helper RIP: 0010:btrfs_finish_one_ordered+0x1a2b/0x1fd0 fs/btrfs/inode.c:3207 Code: dc fd 84 c0 0f 84 a2 01 00 00 e8 00 ff f5 fd e9 9e 03 00 00 e8 f6 fe f5 fd 90 48 c7 c7 20 d8 cd 8b 44 89 ee e8 b6 8a b9 fd 90 <0f> 0b 90 90 e9 ba 03 00 00 e8 d7 fe f5 fd eb 05 e8 d0 fe f5 fd e8 RSP: 0018:ffffc900004e7820 EFLAGS: 00010246 RAX: 4542d135d4448200 RBX: ffff888053200001 RCX: ffff88801b37c880 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 RBP: ffffc900004e79d0 R08: ffff88801fc24253 R09: 1ffff11003f8484a R10: dffffc0000000000 R11: ffffed1003f8484b R12: dffffc0000000000 R13: 00000000ffffffe4 R14: 0000000000000000 R15: 0000000000001000 FS: 0000000000000000(0000) GS:ffff88808d20c000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2a2eb2efc8 CR3: 0000000042976000 CR4: 0000000000352ef0 Call Trace: btrfs_work_helper+0x399/0xc20 fs/btrfs/async-thread.c:312 process_one_work kernel/workqueue.c:3236 [inline] process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3319 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400 kthread+0x70e/0x8a0 kernel/kthread.c:463 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245