BTRFS info (device loop0): balance: start -sconvert=raid0,soft
BTRFS info (device loop0): relocating block group 8519680 flags system
BTRFS info (device loop0): relocating block group 1048576 flags system
------------[ cut here ]------------
BTRFS: Transaction aborted (error -28)
WARNING: CPU: 0 PID: 5310 at fs/btrfs/volumes.c:3426 btrfs_remove_chunk+0x1585/0x1910 fs/btrfs/volumes.c:3426
Modules linked in:
CPU: 0 UID: 0 PID: 5310 Comm: syz.0.0 Not tainted 6.15.0-rc4-syzkaller-00051-g7a13c14ee59d #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
RIP: 0010:btrfs_remove_chunk+0x1585/0x1910 fs/btrfs/volumes.c:3426
Code: 48 c7 c6 20 ca ad 8b 44 89 e2 e8 36 10 60 fd e9 d7 fa ff ff e8 ec bb f5 fd 90 48 c7 c7 c0 c9 ad 8b 44 89 e6 e8 2c 18 ba fd 90 <0f> 0b 90 90 e9 b8 fa ff ff e8 cd bb f5 fd eb 05 e8 c6 bb f5 fd 48
RSP: 0018:ffffc9000d3c78e0 EFLAGS: 00010246
RAX: 7342817bd84d9400 RBX: 0000000000000000 RCX: ffff88801e4ba440
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
RBP: ffffc9000d3c7ad0 R08: ffff88801fe23e93 R09: 1ffff11003fc47d2
R10: dffffc0000000000 R11: ffffed1003fc47d3 R12: ffffffffffffffe4
R13: dffffc0000000000 R14: ffff8880402b8001 R15: ffff888044186b90
FS:  00007fd9117c76c0(0000) GS:ffff88808d6cc000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd9e3abf00 CR3: 000000003ea91000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 btrfs_relocate_chunk+0x292/0x3b0 fs/btrfs/volumes.c:3556
 __btrfs_balance+0x1870/0x21d0 fs/btrfs/volumes.c:4292
 btrfs_balance+0xcb9/0x11b0 fs/btrfs/volumes.c:4669
 btrfs_ioctl_balance+0x3d3/0x610 fs/btrfs/ioctl.c:3586
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:906 [inline]
 __se_sys_ioctl+0xf9/0x170 fs/ioctl.c:892
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd91098e969
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
RSP: 002b:00007fd9117c7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fd910bb5fa0 RCX: 00007fd91098e969
RDX: 0000200000000780 RSI: 00000000c4009420 RDI: 0000000000000007
RBP: 00007fd910a10ab1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fd910bb5fa0 R15: 00007ffd9e3ac8c8
 </TASK>