Corpus for mknodat$null:

Coverage	Program
2359	seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-mknodat$null
1834	syz_mount_image$tmpfs-inotify_init-inotify_add_watch-inotify_rm_watch-mknodat$null
538	syz_open_procfs-mknodat$null
520	syz_mount_image$tmpfs-socket$nl_xfrm-getsockopt$sock_cred-setuid-mknodat$null
465	syz_open_procfs-mknodat$null