I haven't had a kernel boot in awhile on my amd64 box. my x86 box's are fine.

Here is the kernel panic I get: (or atleast the last part of the screen output, i can't go up to look at more)

Keep in mind, /dev/hda is a dvd drive,  the 2 harddrives in this box are SATA's on /dev/sda and /dev/sdb

Buffer I/O error on device hda, logical block 9
    /dev/hda: read failed after 0 of 2048 at 0: Input/output error
    /dev/hda: read failed after 0 of 2048 at 573177856: Input/output error
    /dev/hda: read failed after 0 of 2048 at 0: Input/output error
    No volume groups found
Activating logical volumes
    /dev/hda: read failed after 0 of 2048 at 0: Input/output error
    /dev/hda: read failed after 0 of 2048 at 0: Input/output error
    /dev/hda: read failed after 0 of 2048 at 573177856: Input/output error
    /dev/hda: read failed after 0 of 2048 at 0: Input/output error
   Unable to find volume group "VolGroup00"
ERROR: /bin/lvm exited abnormaly with value 5 ! (pid 432)
Creating root device.
Mounting root filesystem
mount: error 6 mounting ext3
Switching to new root
ERROR opening /dev/console!!!!: 2
error dup2'ing fd of 0 to 0
error dup2'ing fd of 0 to 1
error dup2'ing fd of 0 to 2
unmounting old /proc
unmounting old /sys
switchroot: mount failed: 22
Kernel panic - not syncing: Attempted to kill init!