构建petalinux时失败，无法构建linux的原因是什么？

以前有人遇到过这样的问题吗？
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root @ rfswhz-HP：/home/rfswhz/Desktop/mypetalinux/Xilinx-ZC706-2015.2# petalinux-buildINFO：检查组件...信息：生成make文件并构建linuxINFO：为linuxINFO的子组件生成make文件：构建linux
[INFO]预构建linux / rootfs / fwupgrade [INFO]预构建linux / rootfs / peekpoke [INFO]预构建linux / rootfs / uWeb [INFO]构建system.dtb [INFO]构建linux / kernel [INFO]
更新linux / u-boot源[INFO]生成linux / u-boot配置文件[INFO] build linux / u-boot [INFO] build zynq_f***l [INFO]设置stage config [INFO]设置rootfs config [INFO]更新
for cortexa9-vfp-neon [INFO]更新包管理器[INFO]扩展stagefs [INFO] build linux / rootfs / fwupgrade [INFO] build linux / rootfs / peekpoke [INFO] build linux / rootfs / uWeb [INFO] build kernel in
-tree modules [INFO] modules linux / kernel [INFO] post-build linux / rootfs / fwupgrade [INFO] post-build linux / rootfs / peekpoke [INFO] post-build linux / rootfs / uWeb [INFO]预安装linux
/ rootf
s / fwupgrade [INFO]预安装linux / rootfs / peekpoke [INFO]预安装linux / rootfs / uWeb [INFO]安装system.dtb [INFO]安装linux / kernel [INFO]更新linux / u-boot源码[
INFO]生成linux / u-boot配置文件[INFO] build linux / u-boot [INFO] install linux / u-boot [INFO]扩展rootfs [INFO]安装sys_init [INFO]安装linux / rootfs / fwupgrade [INFO]
安装linux / rootfs / peekpoke [INFO]安装linux / rootfs / uWeb [INFO]安装内核in-tree模块[INFO] modules_install linux / kernel [INFO]安装后linux / rootfs / fwupgrade [INFO]安装后linux /
rootfs / peekpoke [INFO]安装后linux / rootfs / uWeb [INFO]包rootfs.cpio到/home/rfswhz/Desktop/mypetalinux/Xilinx-ZC706-2015.2/images/linux[INFO]更新并安装vmlinux映像[INFO]
] vmlinux linux / kernel [INFO] install linux / kernel [INFO] package zImage [INFO] zImage linux / kernel [INFO] install linux / kernel [ERROR] ERROR：无效的ELF文件'/ home / rfswhz / Desktop / mypetalinux / Xilinx
-ZC706-2015.2 /图像/ Linux的
/ vmlinux'[ERROR] make [1]：*** [package-subsystem-FIT]错误255ERROR：无法构建linux