Corpus for getpgid:
Coverage Program
4823 semget$private-semop-perf_event_open-semop-semget$private-semctl$GETALL-semctl$SEM_STAT_ANY-semop-semctl$SEM_INFO-semget-semop-semget-semtimedop-unshare-getpgid-signalfd-perf_event_open
2194 fork-ptrace-perf_event_open-perf_event_open-fork-ftruncate-openat$cgroup_ro-openat2-ioctl$PERF_EVENT_IOC_SET_OUTPUT-ptrace-ioctl$sock_FIOGETOWN-tkill-getpgid-waitid
201 perf_event_open-getpid-getpid-getpgid-kcmp$KCMP_EPOLL_TFD-openat$sysfs-openat$sysfs-copy_file_range-socket$inet6_udplite-getpgid