Corpus for openat$null:

Coverage	Program
875	perf_event_open-sendmmsg$inet6-syz_open_procfs-openat$null-pread64
680	setpgid-fork-clone3-fork-clone3-io_uring_setup-ioctl$AUTOFS_DEV_IOCTL_REQUESTER-sendmsg$NL80211_CMD_SET_REG-io_uring_setup-ptrace$setregs-recvmsg$unix-openat$null-mmap$IORING_OFF_SQES
650	setpgid-fork-clone3-fork-recvmsg$unix-clone3-io_uring_setup-ioctl$AUTOFS_DEV_IOCTL_REQUESTER-openat$null