Corpus for fcntl$setsig:

Coverage	Program
4923	syz_mount_image$vfat-chdir-perf_event_open-openat-openat-perf_event_open-openat-mmap$IORING_OFF_SQ_RING-fcntl$setsig-write$binfmt_elf64-sendfile
75	syz_io_uring_setup-mmap$IORING_OFF_SQES-syz_io_uring_submit-syz_io_uring_submit-mmap$IORING_OFF_SQ_RING-perf_event_open-syz_io_uring_submit-fcntl$setsig-io_uring_enter