Corpus for syz_open_procfs$userns:

Coverage	Program
1841	syz_open_procfs$userns
1788	perf_event_open-syz_open_procfs$userns
1787	syz_open_procfs$userns
1577	ioctl$AUTOFS_DEV_IOCTL_OPENMOUNT-perf_event_open-syz_open_procfs$userns-mmap
1573	pread64-memfd_create-pwritev2-ioctl$AUTOFS_DEV_IOCTL_OPENMOUNT-perf_event_open-ioctl$AUTOFS_DEV_IOCTL_SETPIPEFD-ioctl$AUTOFS_DEV_IOCTL_SETPIPEFD-syz_open_procfs$userns-openat$cgroup_ro
1556	pread64-memfd_create-pwritev2-ioctl$AUTOFS_DEV_IOCTL_OPENMOUNT-perf_event_open-ioctl$AUTOFS_DEV_IOCTL_SETPIPEFD-syz_open_procfs$userns