Corpus for getpgrp:

Coverage	Program
2763	sched_setaffinity-perf_event_open-syz_init_net_socket$bt_sco-dup2-bind$bt_sco-getsockopt$sock_cred-keyctl$chown-ioctl$AUTOFS_DEV_IOCTL_REQUESTER-getgroups-getpgrp-wait4-shmctl$IPC_SET-openat$sysfs-syz_open_dev$tty20-writev-ioctl$KDFONTOP_SET_DEF
2170	sched_setaffinity-perf_event_open-syz_init_net_socket$bt_sco-dup2-bind$bt_sco-getsockopt$sock_cred-keyctl$chown-getgroups-getpgrp-getpgrp-fork-ptrace$poke-wait4-shmctl$IPC_SET-syz_open_dev$tty20-ioctl$TCXONC-writev-ioctl$GIO_CMAP-ioctl$KDFONTOP_SET_DEF
2114	sched_setaffinity-perf_event_open-syz_init_net_socket$bt_sco-bind$bt_sco-keyctl$chown-getpgrp-getpgrp-perf_event_open-getpgrp-ioctl$sock_FIOGETOWN-getpgrp-perf_event_open-getpgrp-clone3-getpid-getsockopt$sock_cred-wait4-syz_open_dev$tty20-ioctl$TCXONC
1006	perf_event_open-syz_open_dev$rtc-ioctl$RTC_SET_TIME-getpgrp
61	ioctl$sock_ipv4_tunnel_SIOCCHGTUNNEL-sendmsg$WG_CMD_SET_DEVICE-socket$nl_generic-syz_genetlink_get_family_id$nl80211-sendmsg$NL80211_CMD_SET_INTERFACE-ioctl$EVIOCGABS20-sched_setaffinity-syz_init_net_socket$802154_dgram-getsockopt$sock_cred-sendmsg$TIPC_CMD_GET_NODES-perf_event_open-getpgrp-perf_event_open-creat
22	getpgrp
22	getpgrp