[gentoo-user] Re: Grub broke out of the blue

[Nikos Chantziaras <realnc@arcor.de>]

Nikos Chantziaras wrote:
> I've no idea how it broke, but after an emerge --sync, a kernel 
> (gentoo-sources) update was there.  After I compiled the kernel, I did 
> the usual "make modules_install && make install".  I edited grub.conf 
> only to the point of changing the booted kernel to the new one (just a 
> matter of changing -r1 to -r2 at the end of the kernel filename).  I 
> reboot, Grub stops working.  It just displays "GRUB" and hangs there.
> 
> What might have cause this?  /boot is a 50MB ext3 partition with 14MB 
> free.  I had to boot from a live CD and make sda1 bootable (Windows XP) 
> so I can get online and burn a repair CD that supports ext4 (/).

Back.  Grub was booting inside a VM under XP even though it refused to 
boot for "real".  So I booted in a VM and reinstalled Grub from there. 
I'm left to wonder now how copying a new kernel into /boot with "make 
install" can possibly make Grub go fubar...