loop0: detected capacity change from 0 to 32768
BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.0 (5316)
BTRFS info (device loop0): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
BTRFS info (device loop0): using crc32c (crc32c-x86_64) checksum algorithm
BTRFS info (device loop0): using free-space-tree
BTRFS info (device loop0): scrub: started on devid 1
BTRFS info (device loop0): scrub: finished on devid 1 with status: 0
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: 5316 at fs/btrfs/volumes.c:3337 btrfs_remove_chunk+0x1585/0x1910 fs/btrfs/volumes.c:3337
Modules linked in:
CPU: 0 UID: 0 PID: 5316 Comm: syz.0.0 Not tainted 6.15.0-rc5-syzkaller-00043-gd76bb1ebb558 #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:3337
Code: 48 c7 c6 60 cb ad 8b 44 89 e2 e8 e6 e4 5f fd e9 d7 fa ff ff e8 9c a0 f5 fd 90 48 c7 c7 00 cb ad 8b 44 89 e6 e8 dc fc b9 fd 90 <0f> 0b 90 90 e9 b8 fa ff ff e8 7d a0 f5 fd eb 05 e8 76 a0 f5 fd 48
RSP: 0018:ffffc9000f49f8e0 EFLAGS: 00010246
RAX: 0883602048860800 RBX: 0000000000000000 RCX: 0000000000100000
RDX: ffffc9000dc12000 RSI: 0000000000033e08 RDI: 0000000000033e09
RBP: ffffc9000f49fad0 R08: ffff88801fe23e93 R09: 1ffff11003fc47d2
R10: dffffc0000000000 R11: ffffed1003fc47d3 R12: ffffffffffffffe4
R13: dffffc0000000000 R14: ffff888052b4c001 R15: ffff888043e89940
FS:  00007fb0d97f56c0(0000) GS:ffff88808d6cb000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000008 CR3: 000000004370e000 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:3467
 __btrfs_balance+0x1870/0x21d0 fs/btrfs/volumes.c:4203
 btrfs_balance+0xcb9/0x11b0 fs/btrfs/volumes.c:4580
 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: 0033:0x7fb0dd38e969
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:00007fb0d97f5038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fb0dd5b5fa0 RCX: 00007fb0dd38e969
RDX: 0000200000000780 RSI: 00000000c4009420 RDI: 0000000000000004
RBP: 00007fb0dd410ab1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fb0dd5b5fa0 R15: 00007ffc4085a188
 </TASK>