BTRFS info (device loop2): balance: start -susage=34359738372,drange=7..526332,limit=0..6 ------------[ cut here ]------------ BTRFS: Transaction aborted (error -28) WARNING: CPU: 0 PID: 7872 at fs/btrfs/block-group.c:2753 btrfs_create_pending_block_groups+0xe10/0xf20 fs/btrfs/block-group.c:2753 Modules linked in: CPU: 0 PID: 7872 Comm: syz.2.734 Not tainted 6.6.101-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:btrfs_create_pending_block_groups+0xe10/0xf20 fs/btrfs/block-group.c:2753 Code: a4 c4 6b 8c ba c8 0a 00 00 44 89 e1 e8 49 b9 cc 06 e9 19 f6 ff ff e8 0f 63 ee fd 48 c7 c7 40 f5 ee 8a 44 89 e6 e8 40 d8 b8 fd <0f> 0b e9 79 fe ff ff e8 f4 62 ee fd 48 c7 c7 40 f5 ee 8a 44 89 ee RSP: 0018:ffffc9000420f740 EFLAGS: 00010246 RAX: 8d71ccb37dac6a00 RBX: 0000000000000000 RCX: 0000000000080000 RDX: ffffc9000d5ad000 RSI: 000000000007ffff RDI: 0000000000080000 RBP: ffffc9000420f988 R08: ffffc9000420f347 R09: 1ffff92000841e68 R10: dffffc0000000000 R11: fffff52000841e69 R12: 00000000ffffffe4 R13: ffff888077813850 R14: ffff888077813858 R15: ffff88805debc001 FS: 00007f7df47ff6c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000056423b872fd8 CR3: 000000006c335000 CR4: 00000000003506f0 DR0: 000000000000004b DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: __btrfs_end_transaction+0x140/0x630 fs/btrfs/transaction.c:1023 btrfs_inc_block_group_ro+0x596/0x630 fs/btrfs/block-group.c:3014 btrfs_relocate_block_group+0x452/0xd70 fs/btrfs/relocation.c:4013 btrfs_relocate_chunk+0x12a/0x3b0 fs/btrfs/volumes.c:3321 __btrfs_balance+0x187b/0x21c0 fs/btrfs/volumes.c:4067 btrfs_balance+0xcb1/0x11c0 fs/btrfs/volumes.c:4444 btrfs_ioctl_balance+0x4a2/0x730 fs/btrfs/ioctl.c:3647 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:871 [inline] __se_sys_ioctl+0xfd/0x170 fs/ioctl.c:857 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f7df498eb69 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:00007f7df47ff038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f7df4bb5fa0 RCX: 00007f7df498eb69 RDX: 0000200000000440 RSI: 00000000c4009420 RDI: 0000000000000003 RBP: 00007f7df4a11df1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f7df4bb5fa0 R15: 00007fff87c88148