BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1)
BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2)
BTRFS info (device loop3): balance: start -susage=34359738372,drange=7..526336,limit=0..6
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4928 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0xc1c/0xe50 fs/btrfs/block-group.c:2441
Modules linked in:
CPU: 0 PID: 4928 Comm: syz.3.242 Not tainted 5.15.185-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:btrfs_create_pending_block_groups+0xc1c/0xe50 fs/btrfs/block-group.c:2441
Code: 46 19 fe eb 27 e8 c4 46 19 fe 0f 1f 44 00 00 e8 ba 46 19 fe eb 4a e8 b3 46 19 fe 48 c7 c7 c0 d8 4c 8a 44 89 fe e8 74 2c 38 06 <0f> 0b 48 8b 7c 24 20 48 c7 c6 40 d9 4c 8a ba 89 09 00 00 44 89 f9
RSP: 0018:ffffc900032bf780 EFLAGS: 00010246
RAX: a032f234a7fdb200 RBX: 1ffff1100f064e0b RCX: 0000000000080000
RDX: ffffc9000dda9000 RSI: 000000000004ac3f RDI: 000000000004ac40
RBP: ffffc900032bf990 R08: dffffc0000000000 R09: fffff52000657e55
R10: fffff52000657e55 R11: 1ffff92000657e54 R12: ffff8880783271b0
R13: ffff888078327050 R14: ffff888078327058 R15: 00000000ffffffe4
FS:  00007feca12d76c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30b0aff8 CR3: 0000000027e35000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __btrfs_end_transaction+0x154/0x650 fs/btrfs/transaction.c:1016
 btrfs_inc_block_group_ro+0x59d/0x600 fs/btrfs/block-group.c:2664
 btrfs_relocate_block_group+0x418/0xd00 fs/btrfs/relocation.c:4041
 btrfs_relocate_chunk+0xaa/0x290 fs/btrfs/volumes.c:3332
 __btrfs_balance+0x1641/0x2250 fs/btrfs/volumes.c:4073
 btrfs_balance+0xd89/0x1520 fs/btrfs/volumes.c:4463
 btrfs_ioctl_balance+0x674/0x810 fs/btrfs/ioctl.c:4152
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl+0xfa/0x170 fs/ioctl.c:860
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7feca346f929
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:00007feca12d7038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007feca3696fa0 RCX: 00007feca346f929
RDX: 0000200000000440 RSI: 00000000c4009420 RDI: 0000000000000003
RBP: 00007feca34f1b39 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007feca3696fa0 R15: 00007ffea08cfb48
 </TASK>