BTRFS warning (device loop2 state M): Skipping commit of aborted transaction.
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BTRFS: Transaction aborted (error -28)
WARNING: CPU: 1 PID: 8104 at fs/btrfs/transaction.c:2023 btrfs_commit_transaction+0x2f67/0x3950
Modules linked in:
CPU: 1 UID: 0 PID: 8104 Comm: syz.2.223 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
RIP: 0010:btrfs_commit_transaction+0x2f67/0x3950
Code: cf 36 df fd 84 c0 74 2b e8 b6 85 f8 fd eb 73 e8 af 85 f8 fd 90 48 c7 c7 60 c0 cd 8b 8b 5c 24 18 89 de e8 1c 21 bc fd 89 d9 90 <0f> 0b 90 90 e9 1a 01 00 00 e8 8b 05 b3 07 89 c3 31 ff 89 c6 e8 c0
RSP: 0018:ffffc9000405f780 EFLAGS: 00010246
RAX: 72adcfc607f2ed00 RBX: 00000000ffffffe4 RCX: 00000000ffffffe4
RDX: ffffc90003291000 RSI: 00000000000011ed RDI: 00000000000011ee
RBP: ffffc9000405fac0 R08: ffffffff8fa3a037 R09: 1ffffffff1f47406
R10: dffffc0000000000 R11: fffffbfff1f47407 R12: ffff88810680cbf8
R13: ffff888100e9c000 R14: ffff888100e9c000 R15: 0000000000000000
FS:  00007f402b47a6c0(0000) GS:ffff8881a3c15000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b3341aff8 CR3: 00000001206dc000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 btrfs_set_free_space_cache_v1_active+0x71/0x430
 btrfs_reconfigure+0x1bd4/0x2160
 reconfigure_super+0x227/0x890
 path_mount+0xd18/0xfe0
 __se_sys_mount+0x317/0x410
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f402a59034a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f402b479e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f402b479ef0 RCX: 00007f402a59034a
RDX: 0000200000000180 RSI: 0000200000000000 RDI: 0000000000000000
RBP: 0000200000000180 R08: 00007f402b479ef0 R09: 0000000002046022
R10: 0000000002046022 R11: 0000000000000246 R12: 0000200000000000
R13: 00007f402b479eb0 R14: 0000000000000000 R15: 0000200000000040
 </TASK>
