Corpus for accept4:

Coverage	Program
2251	socket$unix-bind$unix-listen-shutdown-accept4
1725	socket$inet6_tcp-bind$inet6-listen-socket$inet6_tcp-connect$inet6-sendmsg$inet6-accept4
1200	socket$unix-bind$unix-listen-socket$unix-perf_event_open-connect$unix-accept4
897	socket$unix-bind$unix-listen-socket$unix-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-connect$unix-accept4
695	socket$inet6_tcp-listen-setsockopt$sock_timeval-accept4
520	syz_init_net_socket$802154_dgram-accept4
455	socket$inet6_tcp-bind$inet6-listen-socket$inet6_tcp-accept4-connect$inet6
394	socket$inet6_tcp-bind$inet6-listen-socket$inet6_tcp-accept4-connect$inet6
307	syz_init_net_socket$bt_sco-bind$bt_sco-listen-accept4
77	perf_event_open-setrlimit-accept4