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kernel BUG at fs/ocfs2/suballoc.c:2542!
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5836 Comm: syz-executor Not tainted 6.13.0-syzkaller-07644-gc2da8b3f914f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
RIP: 0010:_ocfs2_free_suballoc_bits+0x1183/0x1470 fs/ocfs2/suballoc.c:2542
Code: f9 fb ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c fc fb ff ff 48 89 fb e8 7b 3d 68 fe 48 89 df e9 ec fb ff ff e8 8e 93 01 fe 90 <0f> 0b e8 86 93 01 fe 90 0f 0b f3 0f 1e fa 65 44 8b 3d 53 f1 45 7c
RSP: 0018:ffffc9000400f680 EFLAGS: 00010293
RAX: ffffffff83bde4a2 RBX: 00000000ffffffff RCX: ffff888067118000
RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
RBP: ffffc9000400f828 R08: ffffffff83bdd41e R09: 00000000000001ff
R10: dffffc0000000000 R11: fffffbfff203716f R12: 00000000000001ff
R13: ffff88805540a570 R14: ffff888054f0fe00 R15: dffffc0000000000
FS:  0000555588e34500(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c4a5df3 CR3: 0000000045610000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 _ocfs2_free_clusters+0x5ef/0xac0 fs/ocfs2/suballoc.c:2646
 ocfs2_sync_local_to_main+0x52f/0xbc0 fs/ocfs2/localalloc.c:991
 ocfs2_shutdown_local_alloc+0x742/0xa90 fs/ocfs2/localalloc.c:447
 ocfs2_dismount_volume+0x202/0x910 fs/ocfs2/super.c:1877
 generic_shutdown_super+0x13b/0x2d0 fs/super.c:642
 kill_block_super+0x44/0x90 fs/super.c:1710
 deactivate_locked_super+0xc6/0x130 fs/super.c:473
 cleanup_mnt+0x41f/0x4b0 fs/namespace.c:1413
 task_work_run+0x251/0x310 kernel/task_work.c:239
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:114 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0x13f/0x340 kernel/entry/common.c:218
 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f515fb8e057
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:00007ffc470cf8a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00007f515fc0e08c RCX: 00007f515fb8e057
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc470cf960
RBP: 00007ffc470cf960 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc470d09e0
R13: 00007f515fc0e08c R14: 00007ffc470d0a20 R15: 0000000000000002
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:_ocfs2_free_suballoc_bits+0x1183/0x1470 fs/ocfs2/suballoc.c:2542
Code: f9 fb ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c fc fb ff ff 48 89 fb e8 7b 3d 68 fe 48 89 df e9 ec fb ff ff e8 8e 93 01 fe 90 <0f> 0b e8 86 93 01 fe 90 0f 0b f3 0f 1e fa 65 44 8b 3d 53 f1 45 7c
RSP: 0018:ffffc9000400f680 EFLAGS: 00010293
RAX: ffffffff83bde4a2 RBX: 00000000ffffffff RCX: ffff888067118000
RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
RBP: ffffc9000400f828 R08: ffffffff83bdd41e R09: 00000000000001ff
R10: dffffc0000000000 R11: fffffbfff203716f R12: 00000000000001ff
R13: ffff88805540a570 R14: ffff888054f0fe00 R15: dffffc0000000000
FS:  0000555588e34500(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000002001f000 CR3: 0000000045610000 CR4: 0000000000350ef0