用buildroot构建opencv开发环境问题

泡。椒

按照官方教程，编译了半天，出来的文件系统烧进去，但是启动不了，打印如下错误，有大神遇到过吗。一模一样做了七八遍了。。。。
[    6.717800] EXT4-fs (mmcblk0p2): re-mounted. Opts: barrier=1,data=ordered
Starting logging: OK
Starting mdev...
Starting network...
[    8.149686] CPU1: shutdown
[    8.648669] CPU2: shutdown
[    9.146781] CPU3: shutdown
[   64.641089] failed to copy MFC F/W during init
[  241.275175] INFO: task kinteractiveup:723 blocked for more than 120 seconds.
[  241.281410] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this
message.
[  241.289354] kinteractiveup  D c059f014     0   723      2 0x00000000
[  241.294943] Backtrace:
[  241.297696] [<c059edec>] (__schedule+0x0/0x664) from [<c059f62c>] (schedule+0
x50/0x68)
[  241.306032] [<c059f5dc>] (schedule+0x0/0x68) from [<c00a007c>] (kthread+0x78

admin

官方文档指的是迅为的？还是buildroot的？
uboot和内核用我们提供的~
另外
查一下“echo 0 > /proc/sys/kernel/hung_task_timeout_secs”这个在哪里