Bug#462159: grub-pc: doesn't boot: "free magic is broken"

[Robert Millan]

On Wed, Jan 23, 2008 at 10:18:41PM +0100, Piotr Kaczuba wrote:
> W dniu 23.01.2008 20:02, Robert Millan pisze:
> [...]
> >If you rename grub.cfg, do you get a GRUB prompt where you can type 
> >commands?
> [...]
> 
> Yes, that works. But then another problem appears: when I use TAB 
> completion on "(hd0," in order to list all partitions the machine 
> immediately reboots (well, not immediately, it lists at least some 
> partitions before rebooting).

Ok.  Please attach a serial cable, and run a terminal client (e.g.
minicom or cu) in the other end that logs everything.  Then, from the
local console, run:

  serial
  terminal serial