BTRFS critical (device loop2): entry offset 6881280, bytes 1638400, bitmap no BTRFS info (device loop2): block group has cluster?: no BTRFS info (device loop2): 1 blocks of free space at or bigger than bytes is ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4451 at fs/btrfs/block-group.c:2437 btrfs_create_pending_block_groups+0xe8b/0x1130 fs/btrfs/block-group.c:2437 Modules linked in: CPU: 1 PID: 4451 Comm: syz.2.74 Not tainted 5.15.176-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:btrfs_create_pending_block_groups+0xe8b/0x1130 fs/btrfs/block-group.c:2437 Code: ab 09 f2 fd eb 26 e8 a4 09 f2 fd 0f 1f 44 00 00 e8 9a 09 f2 fd eb 48 e8 93 09 f2 fd 48 c7 c7 20 19 ed 8a 89 de e8 d5 a3 bd fd <0f> 0b 48 8b 7c 24 10 48 c7 c6 a0 19 ed 8a ba 85 09 00 00 89 d9 e8 RSP: 0018:ffffc9000328f740 EFLAGS: 00010246 RAX: 0d7cc99326466100 RBX: 00000000ffffffe4 RCX: 0000000000080000 RDX: ffffc90005bc1000 RSI: 000000000007ffff RDI: 0000000000080000 RBP: ffffc9000328f978 R08: ffffffff8166aa6c R09: ffffed10171e4f24 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888061a30001 R13: dffffc0000000000 R14: ffff88802c4731b0 R15: ffff88802c473050 FS: 00007f6bb9ff46c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005646ddca71f0 CR3: 00000000627f7000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __btrfs_end_transaction+0x296/0x780 fs/btrfs/transaction.c:1014 btrfs_inc_block_group_ro+0x583/0x5f0 fs/btrfs/block-group.c:2660 btrfs_relocate_block_group+0x3ec/0xcb0 fs/btrfs/relocation.c:4041 btrfs_relocate_chunk+0xac/0x270 fs/btrfs/volumes.c:3332 __btrfs_balance+0x185e/0x27c0 fs/btrfs/volumes.c:4073 btrfs_balance+0xd40/0x14a0 fs/btrfs/volumes.c:4463 btrfs_ioctl_balance+0x643/0x7d0 fs/btrfs/ioctl.c:4152 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl+0xf1/0x160 fs/ioctl.c:860 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f6bbc183d29 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:00007f6bb9ff4038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f6bbc373fa0 RCX: 00007f6bbc183d29 RDX: 0000000020000c40 RSI: 00000000c4009420 RDI: 0000000000000004 RBP: 00007f6bbc1ffb08 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f6bbc373fa0 R15: 00007fff3e15afc8