Corpus for setsockopt$sock_linger:

Coverage	Program
513	creat-socket$inet6_udplite-setsockopt$sock_linger-dup2
164	socket$inet6_tcp-setsockopt$sock_linger
120	socket$nl_generic-setsockopt$sock_linger
119	socket$netlink-setsockopt$sock_linger-openat$cgroup_ro