ocfs2: Unmounting device (7,0) on (node local)
------------[ cut here ]------------
kernel BUG at fs/ocfs2/suballoc.c:2569!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5806 Comm: syz-executor Not tainted 6.16.0-rc2-syzkaller-g75f5f23f8787 #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:_ocfs2_free_suballoc_bits+0x1084/0x1330 fs/ocfs2/suballoc.c:2569
Code: 89 f1 80 e1 07 fe c1 38 c1 0f 8c 4d fc ff ff 4c 89 f7 e8 3f 4e 7d fe e9 40 fc ff ff e8 85 cf 19 fe 90 0f 0b e8 7d cf 19 fe 90 <0f> 0b f3 0f 1e fa 65 44 8b 25 52 63 f6 0e bf 07 00 00 00 44 89 e6
RSP: 0018:ffffc900028a7700 EFLAGS: 00010293
RAX: ffffffff83a68cd3 RBX: 000000008948f775 RCX: ffff88803379c880
RDX: 0000000000000000 RSI: 0000000000000e00 RDI: 000000008948f775
RBP: ffffc900028a78a8 R08: 0000000433876000 R09: 000000008948ea75
R10: dffffc0000000000 R11: fffffbfff1f421ff R12: 0000000000000e00
R13: dffffc0000000000 R14: 0000000433876000 R15: 0000000000000e00
FS:  000055555d0f8500(0000) GS:ffff88808d251000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f645d008000 CR3: 0000000054d7f000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 _ocfs2_free_clusters+0x5e4/0xa70 fs/ocfs2/suballoc.c:2672
 ocfs2_replay_truncate_records fs/ocfs2/alloc.c:5979 [inline]
 __ocfs2_flush_truncate_log+0x706/0x10e0 fs/ocfs2/alloc.c:6062
 ocfs2_flush_truncate_log+0x4f/0x70 fs/ocfs2/alloc.c:6084
 ocfs2_sync_fs+0x116/0x310 fs/ocfs2/super.c:406
 sync_filesystem+0x1cc/0x230 fs/sync.c:66
 generic_shutdown_super+0x6f/0x2c0 fs/super.c:622
 kill_block_super+0x44/0x90 fs/super.c:1755
 deactivate_locked_super+0xb9/0x130 fs/super.c:474
 cleanup_mnt+0x425/0x4c0 fs/namespace.c:1417
 task_work_run+0x1d1/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xec/0x110 kernel/entry/common.c:114
 exit_to_user_mode_prepare include/linux/entry-common.h:330 [inline]
 syscall_exit_to_user_mode_work include/linux/entry-common.h:414 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:449 [inline]
 do_syscall_64+0x2bd/0x3b0 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6c8f187057
Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffef5af4838 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00007f6c8f2018f4 RCX: 00007f6c8f187057
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffef5af48f0
RBP: 00007ffef5af48f0 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffef5af5970
R13: 00007f6c8f2018f4 R14: 00007ffef5af59b0 R15: 0000000000000004
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:_ocfs2_free_suballoc_bits+0x1084/0x1330 fs/ocfs2/suballoc.c:2569
Code: 89 f1 80 e1 07 fe c1 38 c1 0f 8c 4d fc ff ff 4c 89 f7 e8 3f 4e 7d fe e9 40 fc ff ff e8 85 cf 19 fe 90 0f 0b e8 7d cf 19 fe 90 <0f> 0b f3 0f 1e fa 65 44 8b 25 52 63 f6 0e bf 07 00 00 00 44 89 e6
RSP: 0018:ffffc900028a7700 EFLAGS: 00010293
RAX: ffffffff83a68cd3 RBX: 000000008948f775 RCX: ffff88803379c880
RDX: 0000000000000000 RSI: 0000000000000e00 RDI: 000000008948f775
RBP: ffffc900028a78a8 R08: 0000000433876000 R09: 000000008948ea75
R10: dffffc0000000000 R11: fffffbfff1f421ff R12: 0000000000000e00
R13: dffffc0000000000 R14: 0000000433876000 R15: 0000000000000e00
FS:  000055555d0f8500(0000) GS:ffff88808d251000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f645d774000 CR3: 0000000054d7f000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400