Corpus for getsockopt$inet6_mreq:

Coverage	Program
1008	socket$inet6_udp-perf_event_open-getsockopt$inet6_mreq
148	perf_event_open-socket$inet6_tcp-getsockopt$inet6_mreq
111	socket$inet6_udp-getsockopt$inet6_mreq