Corpus for syz_open_dev$loop:

Coverage	Program
1111	perf_event_open-syz_open_dev$loop-ioctl$LOOP_SET_FD-fsmount-ioctl$FS_IOC_RESVSP
1050	syz_open_dev$loop
1031	syz_open_dev$loop
978	syz_open_dev$loop
922	syz_open_dev$loop