Corpus for ioctl$sock_SIOCSPGRP:

Coverage	Program
821	rt_sigaction-perf_event_open-ftruncate-pselect6-socket$inet6_udplite-lseek-setsockopt$inet6_group_source_req-fspick-ioctl$RTC_WKALM_SET-socket$inet6_icmp-socket$nl_xfrm-sendmsg$nl_xfrm-setsockopt$sock_cred-futex-ioctl$sock_SIOCSPGRP-epoll_create-syz_io_uring_setup
785	perf_event_open-syz_open_procfs-readv-ioctl$SECCOMP_IOCTL_NOTIF_RECV-capset-socket$inet_udp-connect$inet-openat$procfs-setsockopt$SO_BINDTODEVICE-sendfile-socket$inet6_udp-connect$inet6-setsockopt$packet_rx_ring-msgget-capset-ioctl$sock_SIOCSPGRP-move_pages-msgctl$IPC_RMID
576	perf_event_open-ioctl$SECCOMP_IOCTL_NOTIF_RECV-capset-socket$inet_udp-connect$inet-openat$procfs-setsockopt$SO_BINDTODEVICE-sendfile-flock-socket$inet6_udp-connect$inet6-socket$packet-setsockopt$packet_rx_ring-perf_event_open-msgctl$IPC_RMID-msgget-ioctl$EXT4_IOC_PRECACHE_EXTENTS-ioctl$sock_SIOCSPGRP-move_pages