Bug#575353: linux-image-2.6.33-2-amd64: 2.6.33 fails to boot - unable to mount root fs

[maximilian attems <max@stro.at>]

On Thu, Mar 25, 2010 at 04:44:52PM +1100, Jason White wrote:
> Package: linux-2.6
> Version: 2.6.33-1~experimental.4
> Severity: normal
> 
> 
> linux-image-2.6.32-3-amd64 is fine, but linux-image-2.6.33-2-amd64 from
> experimental won't boot.
> 
> As I can't see the screen, I'm relying on others to report the error message,
> which is approximately as follows.
> 
> Kernel panic - unable to mount root fs on unknown-block 0,0
> 
> The root file system is XFS, specified as a UUID in /boot/grub/grub.cfg.
> 
> I also tried booting with the root=/dev/sda1 kernel parameter, but this
> still resulted in a kernel panic with a stack trace that I wasn't able to
> capture.

aboves error message shows that there is no initramfs passed by the
bootloader. which grub or lilo do you use?

try to regenerate intramfs:
update-initramfs -u