BTRFS info (device loop3): enabling ssd optimizations BTRFS info (device loop3): balance: start -susage=5,drange=7..526332,limit=0..6 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4415 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: 4415 Comm: syz.3.23 Not tainted 5.15.187-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: 37 19 fe eb 27 e8 44 37 19 fe 0f 1f 44 00 00 e8 3a 37 19 fe eb 4a e8 33 37 19 fe 48 c7 c7 c0 e0 4c 8a 44 89 fe e8 f4 3b 40 06 <0f> 0b 48 8b 7c 24 20 48 c7 c6 40 e1 4c 8a ba 89 09 00 00 44 89 f9 RSP: 0018:ffffc90003d0f780 EFLAGS: 00010246 RAX: 5d274feb3fef7b00 RBX: 1ffff1100471990b RCX: 0000000000080000 RDX: ffffc9000e2d9000 RSI: 000000000005ea60 RDI: 000000000005ea61 RBP: ffffc90003d0f990 R08: dffffc0000000000 R09: ffffed1017204f24 R10: ffffed1017204f24 R11: 1ffff11017204f23 R12: ffff8880238cc9b0 R13: ffff8880238cc850 R14: ffff8880238cc858 R15: 00000000ffffffe4 FS: 00007fa1c3b1d6c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555568c8e608 CR3: 000000005b450000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __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:3338 __btrfs_balance+0x1641/0x2250 fs/btrfs/volumes.c:4079 btrfs_balance+0xd89/0x1520 fs/btrfs/volumes.c:4469 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: 0033:0x7fa1c5cb5929 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:00007fa1c3b1d038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fa1c5edcfa0 RCX: 00007fa1c5cb5929 RDX: 0000200000000440 RSI: 00000000c4009420 RDI: 0000000000000006 RBP: 00007fa1c5d37b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fa1c5edcfa0 R15: 00007fffe51e23c8