Bug#558243: grub-common: boot fail after upgrade

[justbooted]

Package: grub-common
Version: 1.97+20091125-1
Justification: breaks the whole system
Severity: critical

the pkg upgrade generate wrong kernel and initrd image if they are installed on a dedicated boot partition.
The system has /boot partition.

# diff /boot/grub/grub.cfg /root/grub.cfg.OK
23,25d22
< set locale_dir=/boot/grub/locale
< set lang=en
< insmod gettext 
48,49c45,46
< 	linux	/boot/vmlinuz-2.6.30-2-686 root=UUID=75d6e5e5-be76-44f9-928a-194782bbd9a1 ro  quiet
< 	initrd	/boot/initrd.img-2.6.30-2-686
---
> 	linux	/vmlinuz-2.6.30-2-686 root=UUID=75d6e5e5-be76-44f9-928a-194782bbd9a1 ro  quiet
> 	initrd	/initrd.img-2.6.30-2-686
55,56c52,53
< 	linux	/boot/vmlinuz-2.6.30-2-686 root=UUID=75d6e5e5-be76-44f9-928a-194782bbd9a1 ro single 
< 	initrd	/boot/initrd.img-2.6.30-2-686
---
> 	linux	/vmlinuz-2.6.30-2-686 root=UUID=75d6e5e5-be76-44f9-928a-194782bbd9a1 ro single 
> 	initrd	/initrd.img-2.6.30-2-686


-- System Information:
Debian Release: squeeze/sid
Architecture: i386 (i686)

Kernel: Linux 2.6.30-2-686 (SMP w/2 CPU cores)
Locale: LANG=en_US, LC_CTYPE=en_US (charmap=ISO-8859-1)
Shell: /bin/sh linked to /bin/bash

Versions of packages grub-common depends on:
ii  base-files             5.0.0             Debian base system miscellaneous f
ii  dpkg                   1.15.5.2          Debian package management system
ii  gettext-base           0.17-8            GNU Internationalization utilities
ii  install-info           4.13a.dfsg.1-5    Manage installed documentation in 
ii  libc6                  2.10.2-2          GNU C Library: Shared libraries
ii  libfreetype6           2.3.11-1          FreeType 2 font engine, shared lib
ii  zlib1g                 1:1.2.3.3.dfsg-15 compression library - runtime

Versions of packages grub-common recommends:
ii  os-prober                     1.35       utility to detect other OSes on a 

Versions of packages grub-common suggests:
pn  grub-emu                      <none>     (no description available)
pn  multiboot-doc                 <none>     (no description available)

-- no debconf information