Corpus for getsockopt$packet_buf:

Coverage	Program
255	ioctl$TIOCGPGRP-perf_event_open-perf_event_open-gettid-rt_sigqueueinfo-perf_event_open-perf_event_open-socket$nl_xfrm-socket$packet-getsockopt$packet_buf-ioctl$PERF_EVENT_IOC_SET_FILTER-setsockopt$SO_ATTACH_FILTER-write-syz_open_procfs-pread64
104	socket$packet-getsockopt$packet_buf
101	setsockopt$inet6_tcp_int-socket$packet-getsockopt$packet_buf
85	socket$packet-getsockopt$packet_buf