(syz-executor,4249,1):ocfs2_inode_lock_full_nested:2509 ERROR: status = -30 (syz-executor,4249,1):__ocfs2_flush_truncate_log:6043 ERROR: status = -30 (syz-executor,4249,0):ocfs2_sync_fs:404 ERROR: status = -30 ------------[ cut here ]------------ kernel BUG at fs/ocfs2/suballoc.c:2468! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 4249 Comm: syz-executor Not tainted 6.1.119-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:_ocfs2_free_suballoc_bits+0xf58/0x12d0 fs/ocfs2/suballoc.c:2468 Code: e9 84 fb ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 87 fb ff ff 48 89 fb e8 a5 9c 6c fe 48 89 df e9 77 fb ff ff e8 18 13 15 fe <0f> 0b e8 11 13 15 fe 0f 0b 65 44 8b 2d b7 90 8c 7c 48 c7 c0 b8 f9 RSP: 0018:ffffc90003e07660 EFLAGS: 00010293 RAX: ffffffff837588d8 RBX: 00000000ffffffff RCX: ffff88802fb33b80 RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000 RBP: ffffc90003e077e8 R08: ffffffff83757a73 R09: 00000000000000fc R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88805614e3a0 R13: ffff888054749e00 R14: 00000000000000fc R15: dffffc0000000000 FS: 000055557b150500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d90dff8 CR3: 000000005f32b000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: _ocfs2_free_clusters+0x613/0xb40 fs/ocfs2/suballoc.c:2569 ocfs2_sync_local_to_main+0x4ec/0xcc0 fs/ocfs2/localalloc.c:996 ocfs2_shutdown_local_alloc+0x73e/0xa90 fs/ocfs2/localalloc.c:446 ocfs2_dismount_volume+0x1fb/0x960 fs/ocfs2/super.c:1879 generic_shutdown_super+0x130/0x340 fs/super.c:501 kill_block_super+0x7a/0xe0 fs/super.c:1470 deactivate_locked_super+0xa0/0x110 fs/super.c:332 cleanup_mnt+0x490/0x520 fs/namespace.c:1186 task_work_run+0x246/0x300 kernel/task_work.c:203 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0xde/0x100 kernel/entry/common.c:177 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline] syscall_exit_to_user_mode+0x60/0x270 kernel/entry/common.c:303 do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:87 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f5e93581b77 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:00007fffd39b6eb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 00007f5e935f3824 RCX: 00007f5e93581b77 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fffd39b6f70 RBP: 00007fffd39b6f70 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fffd39b7ff0 R13: 00007f5e935f3824 R14: 00000000000136d5 R15: 00007fffd39b8030 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:_ocfs2_free_suballoc_bits+0xf58/0x12d0 fs/ocfs2/suballoc.c:2468 Code: e9 84 fb ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 87 fb ff ff 48 89 fb e8 a5 9c 6c fe 48 89 df e9 77 fb ff ff e8 18 13 15 fe <0f> 0b e8 11 13 15 fe 0f 0b 65 44 8b 2d b7 90 8c 7c 48 c7 c0 b8 f9 RSP: 0018:ffffc90003e07660 EFLAGS: 00010293 RAX: ffffffff837588d8 RBX: 00000000ffffffff RCX: ffff88802fb33b80 RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000 RBP: ffffc90003e077e8 R08: ffffffff83757a73 R09: 00000000000000fc R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88805614e3a0 R13: ffff888054749e00 R14: 00000000000000fc R15: dffffc0000000000 FS: 000055557b150500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f80a7436fb8 CR3: 000000005f32b000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400