Corpus for getgroups:

Coverage	Program
2075	perf_event_open-mmap-getgroups
1340	perf_event_open-newfstatat-getgroups
985	seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-getgroups
497	getgroups
435	setgroups-getgroups-msgget-newfstatat-setresuid-socket$nl_xfrm-getsockopt$sock_cred-setregid-getpid-msgctl$IPC_SET-msgget-newfstatat-msgctl$IPC_RMID-setresuid-socket$nl_xfrm-getsockopt$sock_cred-setregid-getpid-msgctl$IPC_SET-getgroups
264	setgroups-getgroups
74	getgroups
14	setgroups-getgroups
8	getgroups