배드 블락이 왜이렇게 많은지??

이것때문에 램디스크도 제데로 안올라가고 있는거 같은데.. 해결방법은요??

WELCOME EZBOOT.X5 V1.1...................for PXA255
Program by You Young-chang, fooji ( J.D&T Co.,Ltd )
Last Modify 2003.08.02

Boot Flash Check ..........................
  Detect MX29LV400T Flash : 22B9
  SIZE 4M-BIT [512Kbyte]
NAND Chip Check ...........................
  Detect SAMSUNG [ec:76] 64MByte
  BAD BLOCK SCAN ->  Kernel, Ramdisk Bad Block [171]

CS8900 Init...............
CS8900 Mac Address   : [00 A2 55 F2 26 25]
CS8900 DECTECT VALUE : [00003000:00003000]
CS8900 INIT OK!!!

Quickly Autoboot [ENTER] / Goto BOOT-MENU press [space bar]

EZBOOT>