Re: [gentoo-user] Error booting new kernel

[deface <deface@uberpenguin.net>]

Marko Kocić wrote:
> I have a quastion related to vanilla-sources kernel.
>
> After upgrading vanilla-sources from 2.6.26 to 2.6.28_rc2 I am not
> able to boot anymore. I tried playing with menuconfig couple of times,
> but couldn't find what I have to change in order to make it work
> again.
>
> The error message while booting is like this:
>
> Using IPI shortcut mode
> BIOS EDD facility v 0.16 2004-Jul-25 1 devices found
> VFS: Cannot open root device "307" on unknown-block(3,7)
> Please append a correct "root=" boot option; here are the available
> partitions:
> Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-
> block(3,7)
>
>
> Note that in my lilo.conf I have root=/dev/hda7 line for all kernels.
>
> Thanks for any suggestion,
> Marko
>
>   
The 2 main things to look for are File System support & chipset. did you 
copy your
old .config and run a make oldconfig ? Shouldn't have been much to 
modify, if any.

deface