Corpus for read$ptp:

Coverage	Program
1161	seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-openat$vcs-read$ptp
680	perf_event_open-openat$ptp0-read$ptp
341	openat$procfs-read$ptp
310	openat$procfs-read$ptp
121	perf_event_open-openat$ptp0-read$ptp
96	signalfd4-read$ptp
43	pipe-read$ptp