ocfs2: Unmounting device (7,2) on (node local)
VFS: Busy inodes after unmount of loop2 (ocfs2)
------------[ cut here ]------------
kernel BUG at fs/super.c:505!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 9251 Comm: syz.2.1099 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026
pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : generic_shutdown_super+0x328/0x32c fs/super.c:503
lr : generic_shutdown_super+0x328/0x32c fs/super.c:503
sp : ffff800023a27790
x29: ffff800023a27790 x28: ffff0000ced48000 x27: ffff0000ced48000
x26: dfff800000000000 x25: 0000000000000002 x24: 1fffe0001e52acfb
x23: ffff0000f29567d8 x22: dfff800000000000 x21: ffff8000120ccec0
x20: ffff800015a3bd80 x19: ffff0000f2956000 x18: 0000000000000000
x17: 312e302e7a797320 x16: ffff800011b90080 x15: 34313a7465675f6e
x14: 0000000000000001 x13: 1fffe00033e769a3 x12: 0000000000000000
x11: ff00800008315484 x10: 0000000000000000 x9 : b6120858baa6ab00
x8 : b6120858baa6ab00 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff800023a27258 x4 : ffff800015464e80 x3 : ffff800008540904
x2 : 0000000000000001 x1 : 0000000100000000 x0 : 000000000000002f
Call trace:
 generic_shutdown_super+0x328/0x32c fs/super.c:503
 kill_block_super+0x78/0xe0 fs/super.c:1470
 deactivate_locked_super+0xb4/0x128 fs/super.c:332
 deactivate_super+0xe4/0x104 fs/super.c:363
 cleanup_mnt+0x3a8/0x430 fs/namespace.c:1191
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1198
 task_work_run+0x1f4/0x280 kernel/task_work.c:203
 exit_task_work include/linux/task_work.h:39 [inline]
 do_exit+0x54c/0x19ac kernel/exit.c:887
 do_group_exit+0x198/0x238 kernel/exit.c:1030
 get_signal+0x11f4/0x133c kernel/signal.c:2880
 do_signal arch/arm64/kernel/signal.c:1095 [inline]
 do_notify_resume+0x364/0x2c84 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: b0049f40 913c8000 911aa261 97d9847e (d4210000) 
---[ end trace 0000000000000000 ]---