BTRFS warning (device loop7): qgroup marked inconsistent, qgroup status item update error -28
BTRFS warning (device loop7): Skipping commit of aborted transaction.
------------[ cut here ]------------
btrfs_abort_should_print_stack(__error)
WARNING: fs/btrfs/transaction.c:2068 at cleanup_transaction+0x727/0x7c0, CPU#1: kworker/u10:6/1115
Modules linked in:
CPU: 1 UID: 0 PID: 1115 Comm: kworker/u10:6 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Workqueue: events_unbound btrfs_async_reclaim_metadata_space
RIP: 0010:cleanup_transaction+0x727/0x7c0
Code: 08 74 1a 41 83 fc fb 74 0d 41 83 fc f4 75 15 e8 cf be d0 fd eb 17 e8 c8 be d0 fd eb 10 e8 c1 be d0 fd eb 09 e8 ba be d0 fd 90 <0f> 0b 90 41 f7 dc e9 44 fa ff ff 44 89 e9 80 e1 07 80 c1 03 38 c1
RSP: 0000:ffffc900076ff460 EFLAGS: 00010293
RAX: ffffffff83f5b2c6 RBX: ffff8881bee28000 RCX: ffff88816a6b1dc0
RDX: 0000000000000000 RSI: ffffffff8ef84cc0 RDI: 00000000ffffffe4
RBP: ffffc900076ff590 R08: ffff88816a6b1dc0 R09: 0000000000000003
R10: 00000000fffffffb R11: 0000000000000000 R12: 00000000ffffffe4
R13: ffff8881b30a3a70 R14: ffff8881b30a3ad0 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8882a9226000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3de9fe0dc3 CR3: 000000016a5c8000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 btrfs_commit_transaction+0x262c/0x30b0
 flush_space+0x28a/0xde0
 do_async_reclaim_metadata_space+0x3e8/0x940
 btrfs_async_reclaim_metadata_space+0x89/0xe0
 process_scheduled_works+0xa8e/0x14e0
 worker_thread+0xa47/0xfb0
 kthread+0x388/0x470
 ret_from_fork+0x514/0xb70
 ret_from_fork_asm+0x1a/0x30
 </TASK>
