Corpus for syz_open_procfs$userns:

Coverage	Program
1807	syz_open_procfs$userns-ioctl$NS_GET_OWNER_UID
1785	perf_event_open-syz_open_procfs$userns
1763	syz_open_procfs$userns
1726	syz_open_procfs$userns
1389	syz_open_procfs$userns
905	syz_open_procfs$userns-sync_file_range