(syz-executor390,5219,0):ocfs2_acquire_dquot:885 ERROR: status = -5 (syz-executor390,5219,0):ocfs2_mknod:312 ERROR: status = -5 (syz-executor390,5219,0):ocfs2_mknod:500 ERROR: status = -5 (syz-executor390,5219,0):ocfs2_create:674 ERROR: status = -5 ocfs2: Unmounting device (7,0) on (node local) VFS: Busy inodes after unmount of loop0 (ocfs2) ------------[ cut here ]------------ kernel BUG at fs/super.c:652! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 1 UID: 0 PID: 5219 Comm: syz-executor390 Not tainted 6.12.0-rc3-syzkaller-00183-g6efbea77b390 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:generic_shutdown_super+0x2ca/0x2d0 fs/super.c:650 Code: 1b 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 39 28 ed ff 48 8b 13 48 c7 c7 40 bd 18 8c 4c 89 e6 e8 b7 67 ac 09 90 <0f> 0b 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc900037b7b80 EFLAGS: 00010246 RAX: 000000000000002f RBX: ffffffff8ee52a60 RCX: f25d8a2d2fe16600 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: 1ffff1100f676cf0 R08: ffffffff8174af9c R09: 1ffff110170c519a R10: dffffc0000000000 R11: ffffed10170c519b R12: ffff88807b3b6668 R13: dffffc0000000000 R14: ffffffff8c49f1d8 R15: ffff88807b3b6780 FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005650b3e94088 CR3: 000000007d934000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kill_block_super+0x44/0x90 fs/super.c:1696 deactivate_locked_super+0xc4/0x130 fs/super.c:473 cleanup_mnt+0x41f/0x4b0 fs/namespace.c:1373 task_work_run+0x24f/0x310 kernel/task_work.c:228 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0xa2f/0x28e0 kernel/exit.c:939 do_group_exit+0x207/0x2c0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1097 x64_sys_call+0x2634/0x2640 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff7fffc8d89 Code: Unable to access opcode bytes at 0x7ff7fffc8d5f. RSP: 002b:00007fffe1d47ec8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007ff7fffc8d89 RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 RBP: 00007ff800049370 R08: ffffffffffffffb8 R09: 0000000000000006 R10: 00007fffe1d47df0 R11: 0000000000000246 R12: 00007ff800049370 R13: 0000000000000000 R14: 00007ff80004a0e0 R15: 00007ff7fff97070 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:generic_shutdown_super+0x2ca/0x2d0 fs/super.c:650 Code: 1b 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 39 28 ed ff 48 8b 13 48 c7 c7 40 bd 18 8c 4c 89 e6 e8 b7 67 ac 09 90 <0f> 0b 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc900037b7b80 EFLAGS: 00010246 RAX: 000000000000002f RBX: ffffffff8ee52a60 RCX: f25d8a2d2fe16600 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: 1ffff1100f676cf0 R08: ffffffff8174af9c R09: 1ffff110170c519a R10: dffffc0000000000 R11: ffffed10170c519b R12: ffff88807b3b6668 R13: dffffc0000000000 R14: ffffffff8c49f1d8 R15: ffff88807b3b6780 FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff800047130 CR3: 000000000e734000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400