mdev: bad line

VFS: Mounted root (yaffs filesystem) on device 31:2.
Freeing init memory: 188K
mount: mounting devpts on /dev/pts failed: No such file or directory
mdev: bad line 1: 1 tokens found, 3 needed
mdev: bad line 2: 1 tokens found, 3 needed
mdev: bad line 3: 1 tokens found, 3 needed
mdev: bad line 3: 1 tokens found, 3 needed
mdev: bad line 1: 1 tokens found, 3 needed
mdev: bad line 2: 1 tokens found, 3 needed
mdev: bad line 3: 1 tokens found, 3 needed
mdev: bad line 3: 1 tokens found, 3 needed
mdev: bad line 1: 1 tokens found, 3 needed
mdev: bad line 2: 1 tokens found, 3 needed
mdev: bad line 3: 1 tokens found, 3 needed
mdev: bad line 3: 1 tokens found, 3 needed
mdev: bad line 1: 1 tokens found, 3 needed
mdev: bad line 2: 1 tokens found, 3 needed
......
这是移植文件系统之后的，什么情况，哪里出错了

你是怎么做的呢？