Corpus for tkill:

Coverage	Program
5691	statx-socket$inet6_udplite-sendmmsg$inet6-mmap-syz_mount_image$ext4-stat-statx-stat-setresuid-perf_event_open-syz_open_procfs-pread64-stat-dup2-ioctl$AUTOFS_DEV_IOCTL_REQUESTER-stat-tkill-sendmsg$unix
1986	ptrace$getenv-sched_setparam-fork-prlimit64-process_vm_writev-fork-perf_event_open-ioctl$BTRFS_IOC_GET_SUBVOL_INFO-tkill-setsockopt$bt_BT_VOICE-openat$procfs
653	seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-getpid-tkill
416	perf_event_open-fork-tkill
354	fork-stat-setresuid-tkill
353	perf_event_open-fork-tkill
337	perf_event_open-fork-tkill
335	perf_event_open-fork-tkill
333	perf_event_open-fork-tkill-close
273	prlimit64-gettid-gettid-tkill
263	socket$unix-fcntl$setown-fcntl$getownex-tkill
99	getpgrp-tkill
32	tkill