loop7: detected capacity change from 0 to 200605 ================================================ WARNING: lock held when returning to user space! 6.18.0-rc7-next-20251128 #1 Not tainted ------------------------------------------------ syz-executor.4/22073 is leaving the kernel with locks still held! 1 lock held by syz-executor.4/22073: #0: ffff88800adc8f08 (&sb->s_type->i_mutex_key#23/1){+.+.}-{4:4}, at: start_creating_noperm+0x84/0xd0 FAT-fs (loop7): bogus number of FAT sectors FAT-fs (loop7): Can't find a valid FAT filesystem loop7: detected capacity change from 0 to 200605 FAT-fs (loop7): bogus number of FAT sectors FAT-fs (loop7): Can't find a valid FAT filesystem