Corpus for read$ptp:

Coverage	Program
138	sendmsg$TIPC_NL_NET_GET-openat$ptp0-read$ptp
137	openat$ptp0-read$ptp
136	keyctl$update-ioctl$TIOCGSID-perf_event_open-timer_create-openat$ptp0-read$ptp
48	read$ptp