ocfs2: Unmounting device (7,0) on (node local)
VFS: Busy inodes after unmount of loop0 (ocfs2)
------------[ cut here ]------------
kernel BUG at fs/super.c:505!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 4561 Comm: syz.0.41 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : generic_shutdown_super+0x320/0x324 fs/super.c:503
lr : generic_shutdown_super+0x320/0x324 fs/super.c:503
sp : ffff8000211f7740
x29: ffff8000211f7740 x28: 1ffff00002a47a68 x27: dfff800000000000
x26: 0000000000000002 x25: 0000000000000002 x24: 1fffe000188528fb
x23: dfff800000000000 x22: ffff800011f87360 x21: 0000000000000000
x20: ffff8000158e9c60 x19: ffff0000c4294000 x18: ffff800011babf60
x17: 1fffe00033e9f77e x16: ffff800011a529a8 x15: 0000000000000000
x14: 0000000000000001 x13: 1ffff0000423ee50 x12: 0000000000ff0100
x11: ff008000083121f4 x10: 0000000000000000 x9 : 072f2a157c65c900
x8 : 072f2a157c65c900 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff8000211f7218 x4 : ffff800015324ea0 x3 : ffff80000a893cf0
x2 : ffff00019f4fbd10 x1 : 0000000100000000 x0 : 000000000000002f
Call trace:
 generic_shutdown_super+0x320/0x324 fs/super.c:503
 kill_block_super+0x70/0xdc fs/super.c:1470
 deactivate_locked_super+0xac/0x120 fs/super.c:332
 deactivate_super+0xe4/0x104 fs/super.c:363
 cleanup_mnt+0x390/0x418 fs/namespace.c:1191
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1198
 task_work_run+0x1ec/0x278 kernel/task_work.c:203
 exit_task_work include/linux/task_work.h:39 [inline]
 do_exit+0x550/0x19b0 kernel/exit.c:881
 do_group_exit+0x194/0x22c kernel/exit.c:1024
 get_signal+0x11cc/0x1304 kernel/signal.c:2871
 do_signal arch/arm64/kernel/signal.c:1095 [inline]
 do_notify_resume+0x33c/0x2aa4 arch/arm64/kernel/signal.c:1148
 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline]
 exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline]
 el0_svc+0x98/0x128 arch/arm64/kernel/entry-common.c:638
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
Code: b00495a0 91348000 911aa261 97d9b723 (d4210000) 
---[ end trace 0000000000000000 ]---