关于DM8168在从nand flash启动，出现ubifs解压失败，有坏块的现象，请教各位为什么会出现这种问题？谢谢~~~
UBIFS error的具体内容如下:
UBIFS: recovery needed
UBIFS: recovery completed
UBIFS: mounted UBI device 0, volume 0, name "rootfs"
UBIFS: file system size: 126849024 bytes (123876 KiB, 120 MiB, 999 LEBs)
UBIFS: journal size: 9023488 bytes (8812 KiB, 8 MiB, 72 LEBs)
UBIFS: media format: w4/r0 (latest is w4/r0)
UBIFS: default compressor: lzo
UBIFS: reserved for root: 0 bytes (0 KiB)
VFS: Mounted root (ubifs filesystem) on device 0:15.
devtmpfs: mounted
Freeing init memory: 220K
Failed to execute /init. Attempting defaults...
INIT: version 2.88 booting
PHY: 0:01 - Link is Up - 100/Full
Mounting /dev/shm : Mounting /dev/pts : Mounting other filesystems : Mounting /dev/sda1 : mount: mounting /dev/sda1 on /media/sda1 failed: No such file or directory
Mounting /dev/sda2 : mkdir: can't create directory '/media': File exists
mkdir: can't create directory '/media/sda2': File exists
mount: mounting /dev/sda2 on /media/sda2 failed: No such file or directory
Sync command ...Error opening /dev/fb0: No such file or directory
Starting udev
UBIFS error (pid 75): ubifs_decompress: cannot decompress 2094 bytes, compressor lzo, error -22
UBIFS error (pid 75): read_block: bad data node (block 25, inode 573)
UBIFS error (pid 75): do_readpage: cannot read page 25 of inode 573, error -22
UBIFS error (pid 75): ubifs_decompress: cannot decompress 2094 bytes, compressor lzo, error -22
UBIFS error (pid 75): read_block: bad data node (block 25, inode 573)
UBIFS error (pid 75): do_readpage: cannot read page 25 of inode 573, error -22
/etc/rcS.d/S03udev: line 73: 75 Bus error /sbin/udevd -d
error sending message: Connection refused
udevadm[76]: error sending message: Connection refused
error sending message: Connection refused
udevadm[78]: error sending message: Connection refused
