BTRFS info (device loop0): balance: start -f -s ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13528 at fs/btrfs/block-group.c:2409 btrfs_create_pending_block_groups+0x125d/0x1420 fs/btrfs/block-group.c:2409 Modules linked in: CPU: 1 PID: 13528 Comm: syz-executor.0 Not tainted 6.1.0-rc6-syzkaller-00315-gfaf68e3523c2 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:btrfs_create_pending_block_groups+0x125d/0x1420 fs/btrfs/block-group.c:2409 Code: e1 e8 e9 2a e3 06 4c 8b 64 24 08 4c 8b 74 24 30 e9 b4 f3 ff ff e8 a3 7f dd fd 48 c7 c7 60 99 3b 8b 89 de 31 c0 e8 53 1e a5 fd <0f> 0b 41 b6 01 e9 63 ff ff ff e8 84 7f dd fd 48 c7 c7 60 99 3b 8b RSP: 0018:ffffc900164476c0 EFLAGS: 00010246 RAX: 7102b881ac8f3900 RBX: 00000000ffffffe4 RCX: 0000000000040000 RDX: ffffc90004153000 RSI: 000000000003ffff RDI: 0000000000040000 RBP: ffffc90016447948 R08: ffffffff816e55cd R09: ffffed1017324f1c R10: ffffed1017324f1c R11: 1ffff11017324f1b R12: ffff888042fcb1b8 R13: ffff88802a9aba28 R14: ffff888023268001 R15: ffff888042fcb058 FS: 00007fd95579d700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2ff24000 CR3: 000000007d0fc000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __btrfs_end_transaction+0x2af/0x790 fs/btrfs/transaction.c:990 btrfs_inc_block_group_ro+0x5d4/0x680 fs/btrfs/block-group.c:2652 btrfs_relocate_block_group+0x422/0xd70 fs/btrfs/relocation.c:4011 btrfs_relocate_chunk+0x125/0x350 fs/btrfs/volumes.c:3260 __btrfs_balance+0x1dbf/0x2960 fs/btrfs/volumes.c:3990 btrfs_balance+0xbfc/0x1140 fs/btrfs/volumes.c:4373 btrfs_ioctl_balance+0x478/0x780 fs/btrfs/ioctl.c:4484 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl+0xfb/0x170 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fd954a8c0d9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fd95579d168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fd954babf80 RCX: 00007fd954a8c0d9 RDX: 0000000020000440 RSI: 00000000c4009420 RDI: 0000000000000004 RBP: 00007fd954ae7ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcafea52df R14: 00007fd95579d300 R15: 0000000000022000