[Fwd: Re: Bug#495049: grub-pc: does not boot because module "normal" is not loaded]

[Felix Zielcke <fzielcke@z-51.de>]

Hello,

anyone has an idea why grub itself fails to switch from rescue to normal
mode, but just `insmod normal; normal' does work?

For me this doestn't make any sense at all.

If you want to see the initial report:
http://bugs.debian.org/495049


-------- Weitergeleitete Nachricht --------
> Von: ian_bruce@fastmail.fm
> An: Felix Zielcke <fzielcke@z-51.de>
> Kopie: 495049@bugs.debian.org
> Betreff: Re: Bug#495049: grub-pc: does not boot because module
> "normal" is not loaded
> Datum: Thu, 14 Aug 2008 05:13:15 -0700
> 
> On Thu, 14 Aug 2008 13:20:53 +0200
> Felix Zielcke <fzielcke@z-51.de> wrote:
> 
> > > After running "grub-install" and rebooting, grub drops into the
> > > "grub rescue>" prompt. The "pc", "lvm", and "ext2" modules are loaded,
> > > "ls" finds the root volume, and the variable "root" is set 
> > > appropriately.
> > 
> > Only the variable root or the prefix too?
> 
> Both.
> 
> > Are sure that if you boot you only type
> > 
> > insmod normal
> > normal
> > 
> > and then the menu shows? i.e. nothing before like set prefix or set
> > root?
> 
> Only those two commands. Nothing else.
> 
> > That would be very weird if GRUB set it's variables right, but still
> > fails to load grub.cfg by it's own.
> > 
> > fz@fz:~$ strings /boot/grub/core.img|grep normal
> > fz@fz:~$ 
> 
>     # strings /boot/grub/normal.mod | grep grub.cfg
>     %s/grub.cfg
>     # 
> 
> The reason it doesn't load grub.cfg is because that filename is only found
> in the "normal" module, which as I said, doesn't get loaded automatically,
> but is located without problem with the "insmod" command.
> 
> > I think that core.img doestn't contain the string `normal' is just well
> > normal, grub2 works fine for me, but I don't have LVM or RAID ;)
> 
> I don't know how the "normal" module is supposed to get loaded, but it's
> clear that it IS supposed to, and that it isn't happening here.
> 
> I don't know if the problem is related to lvm, or if it's specific to AMD64,
> or what.