Corpus for signalfd:

Coverage	Program
5530	perf_event_open-setsockopt$inet6_udp_int-syz_io_uring_setup-openat-syz_io_uring_submit-mmap$IORING_OFF_SQ_RING-syz_io_uring_submit-setsockopt$inet6_udp_int-creat-syz_io_uring_submit-syz_io_uring_submit-connect$unix-ioctl$FS_IOC_FSSETXATTR-sendmsg$inet6-io_uring_enter-signalfd
1708	syz_mount_image$vfat-openat-perf_event_open-openat-sendfile-dup-ioctl$PERF_EVENT_IOC_SET_OUTPUT-ioctl$FS_IOC_GET_ENCRYPTION_KEY_STATUS-syz_io_uring_setup-syz_io_uring_setup-ioctl$BTRFS_IOC_GET_SUBVOL_INFO-setsockopt$inet_tcp_TCP_REPAIR-connect$inet-setsockopt$inet_tcp_TCP_REPAIR-ioctl$BTRFS_IOC_GET_SUBVOL_INFO-socket$inet6_icmp_raw-setsockopt$inet6_int-ioctl$DVD_READ_STRUCT-signalfd
692	seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-signalfd
232	close_range-perf_event_open-signalfd
123	mmap-signalfd
88	setrlimit-signalfd
32	memfd_create-signalfd-openat$sr-ioctl$CDROMPLAYBLK