================================================ WARNING: lock held when returning to user space! 6.18.0-rc7-next-20251127 #1 Not tainted ------------------------------------------------ syz-executor.3/4939 is leaving the kernel with locks still held! 1 lock held by syz-executor.3/4939: #0: ffff88800b5c2348 (&sb->s_type->i_mutex_key#21/1){+.+.}-{4:4}, at: start_creating_noperm+0x84/0xd0 lo: entered allmulticast mode lo: left allmulticast mode