Corpus for mknod:
Coverage
Program
2205
syz_mount_image$vfat-openat-chdir-mknod-ioctl$CDROMREADAUDIO
2197
openat$sr-ioctl$CDROMVOLCTRL-sendmsg$IPCTNL_MSG_TIMEOUT_DEFAULT_SET-syz_mount_image$vfat-chdir-mknod-syz_mount_image$ext4