Corpus for ioctl$sock_SIOCGPGRP:

Coverage	Program
1412	syz_mount_image$vfat-syz_mount_image$vfat-openat-perf_event_open-mkdirat-getpgrp-socket$netlink-setsockopt$netlink_NETLINK_RX_RING-socket$netlink-getsockopt$inet6_IPV6_XFRM_POLICY-ioctl$sock_SIOCGIFINDEX_80211-fsetxattr$trusted_overlay_redirect-syz_open_procfs-setsockopt$netlink_NETLINK_LISTEN_ALL_NSID-ioctl$sock_SIOCGPGRP
483	socket$unix-fcntl$setown-ioctl$sock_SIOCGPGRP