Bug#586143: grub: Re: boot: Unaligned pointer 4c191bea

C. Scott Ananian cscott at cscott.net
Wed Jun 16 22:49:12 UTC 2010


Package: grub-pc
Version: 1.98+20100614-1
Severity: normal
File: grub

Saw this in grub 1.98+20100614-1.  Booting into a rescue disk, mounting and
chroot'ing to my old system, and running 'grub-install /dev/sda' fixed the
problem.
 --scott

-- Package-specific info:

*********************** BEGIN /proc/mounts
/dev/disk/by-uuid/fef0083a-c372-479f-8cea-34858d7e1de4 / ext3 rw,relatime,errors=remount-ro,user_xattr,data=ordered 0 0
/dev/sdb /media/4AE3-8F6D vfat rw,nosuid,nodev,relatime,uid=1000,gid=1000,fmask=0022,dmask=0077,codepage=cp437,iocharset=utf8,shortname=mixed,showexec,utf8,flush,errors=remount-ro 0 0
*********************** END /proc/mounts

*********************** BEGIN /boot/grub/device.map
(hd0)	/dev/sda
*********************** END /boot/grub/device.map

*********************** BEGIN /boot/grub/grub.cfg
#
# DO NOT EDIT THIS FILE
#
# It is automatically generated by grub-mkconfig using templates
# from /etc/grub.d and settings from /etc/default/grub
#

### BEGIN /etc/grub.d/00_header ###
if [ -s $prefix/grubenv ]; then
  load_env
fi
set default="0"
if [ "${prev_saved_entry}" ]; then
  set saved_entry="${prev_saved_entry}"
  save_env saved_entry
  set prev_saved_entry=
  save_env prev_saved_entry
  set boot_once=true
fi

function savedefault {
  if [ -z "${boot_once}" ]; then
    saved_entry="${chosen}"
    save_env saved_entry
  fi
}
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set fef0083a-c372-479f-8cea-34858d7e1de4
if loadfont /usr/share/grub/unicode.pf2 ; then
  set gfxmode=640x480
  insmod gfxterm
  insmod vbe
fi
if terminal_output gfxterm ; then true ; else
  # For backward compatibility with versions of terminal.mod that don't
  # understand terminal_output
  terminal gfxterm
fi
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set fef0083a-c372-479f-8cea-34858d7e1de4
set locale_dir=($root)/boot/grub/locale
set lang=en
insmod gettext
set timeout=5
### END /etc/grub.d/00_header ###

### BEGIN /etc/grub.d/05_debian_theme ###
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set fef0083a-c372-479f-8cea-34858d7e1de4
insmod png
if background_image /boot/grub/moreblue-orbit-grub.png ; then
  set color_normal=black/black
  set color_highlight=magenta/black
else
  set menu_color_normal=cyan/blue
  set menu_color_highlight=white/blue
fi
### END /etc/grub.d/05_debian_theme ###

### BEGIN /etc/grub.d/10_linux ###
menuentry 'Debian GNU/Linux, with Linux 2.6.32-5-686' --class debian --class gnu-linux --class gnu --class os {
	insmod part_msdos
	insmod ext2
	set root='(hd0,msdos1)'
	search --no-floppy --fs-uuid --set fef0083a-c372-479f-8cea-34858d7e1de4
	echo	'Loading Linux 2.6.32-5-686 ...'
	linux	/boot/vmlinuz-2.6.32-5-686 root=UUID=fef0083a-c372-479f-8cea-34858d7e1de4 ro  quiet
	echo	'Loading initial ramdisk ...'
	initrd	/boot/initrd.img-2.6.32-5-686
}
menuentry 'Debian GNU/Linux, with Linux 2.6.32-5-686 (recovery mode)' --class debian --class gnu-linux --class gnu --class os {
	insmod part_msdos
	insmod ext2
	set root='(hd0,msdos1)'
	search --no-floppy --fs-uuid --set fef0083a-c372-479f-8cea-34858d7e1de4
	echo	'Loading Linux 2.6.32-5-686 ...'
	linux	/boot/vmlinuz-2.6.32-5-686 root=UUID=fef0083a-c372-479f-8cea-34858d7e1de4 ro single 
	echo	'Loading initial ramdisk ...'
	initrd	/boot/initrd.img-2.6.32-5-686
}
menuentry 'Debian GNU/Linux, with Linux 2.6.32-3-686' --class debian --class gnu-linux --class gnu --class os {
	insmod part_msdos
	insmod ext2
	set root='(hd0,msdos1)'
	search --no-floppy --fs-uuid --set fef0083a-c372-479f-8cea-34858d7e1de4
	echo	'Loading Linux 2.6.32-3-686 ...'
	linux	/boot/vmlinuz-2.6.32-3-686 root=UUID=fef0083a-c372-479f-8cea-34858d7e1de4 ro  quiet
	echo	'Loading initial ramdisk ...'
	initrd	/boot/initrd.img-2.6.32-3-686
}
menuentry 'Debian GNU/Linux, with Linux 2.6.32-3-686 (recovery mode)' --class debian --class gnu-linux --class gnu --class os {
	insmod part_msdos
	insmod ext2
	set root='(hd0,msdos1)'
	search --no-floppy --fs-uuid --set fef0083a-c372-479f-8cea-34858d7e1de4
	echo	'Loading Linux 2.6.32-3-686 ...'
	linux	/boot/vmlinuz-2.6.32-3-686 root=UUID=fef0083a-c372-479f-8cea-34858d7e1de4 ro single 
	echo	'Loading initial ramdisk ...'
	initrd	/boot/initrd.img-2.6.32-3-686
}
menuentry 'Debian GNU/Linux, with Linux 2.6.32-2-686' --class debian --class gnu-linux --class gnu --class os {
	insmod part_msdos
	insmod ext2
	set root='(hd0,msdos1)'
	search --no-floppy --fs-uuid --set fef0083a-c372-479f-8cea-34858d7e1de4
	echo	'Loading Linux 2.6.32-2-686 ...'
	linux	/boot/vmlinuz-2.6.32-2-686 root=UUID=fef0083a-c372-479f-8cea-34858d7e1de4 ro  quiet
	echo	'Loading initial ramdisk ...'
	initrd	/boot/initrd.img-2.6.32-2-686
}
menuentry 'Debian GNU/Linux, with Linux 2.6.32-2-686 (recovery mode)' --class debian --class gnu-linux --class gnu --class os {
	insmod part_msdos
	insmod ext2
	set root='(hd0,msdos1)'
	search --no-floppy --fs-uuid --set fef0083a-c372-479f-8cea-34858d7e1de4
	echo	'Loading Linux 2.6.32-2-686 ...'
	linux	/boot/vmlinuz-2.6.32-2-686 root=UUID=fef0083a-c372-479f-8cea-34858d7e1de4 ro single 
	echo	'Loading initial ramdisk ...'
	initrd	/boot/initrd.img-2.6.32-2-686
}
### END /etc/grub.d/10_linux ###

### BEGIN /etc/grub.d/30_os-prober ###
### END /etc/grub.d/30_os-prober ###

### BEGIN /etc/grub.d/40_custom ###
# This file provides an easy way to add custom menu entries.  Simply type the
# menu entries you want to add after this comment.  Be careful not to change
# the 'exec tail' line above.
### END /etc/grub.d/40_custom ###

### BEGIN /etc/grub.d/41_custom ###
if [ -f  $prefix/custom.cfg ]; then
  source $prefix/custom.cfg;
fi
### END /etc/grub.d/41_custom ###
*********************** END /boot/grub/grub.cfg

-- System Information:
Debian Release: squeeze/sid
  APT prefers unstable
  APT policy: (500, 'unstable')
Architecture: i386 (i686)

Kernel: Linux 2.6.32-5-686 (SMP w/2 CPU cores)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/bash

Versions of packages grub-pc depends on:
ii  debconf [debconf-2.0]    1.5.32          Debian configuration management sy
ii  grub-common              1.98+20100614-1 GRand Unified Bootloader, version 
ii  libc6                    2.11.2-1        Embedded GNU C Library: Shared lib
ii  libdevmapper1.02.1       2:1.02.48-1     The Linux Kernel Device Mapper use
ii  ucf                      3.0025          Update Configuration File: preserv

grub-pc recommends no packages.

Versions of packages grub-pc suggests:
ii  desktop-base                  5.0.5      common files for the Debian Deskto

-- debconf information:
  grub2/kfreebsd_cmdline:
* grub2/linux_cmdline:
* grub-pc/chainload_from_menu.lst: true
  grub-pc/kopt_extracted: false
  grub-pc/postrm_purge_boot_grub: false
  grub2/kfreebsd_cmdline_default: quiet
* grub2/linux_cmdline_default: quiet
* grub-pc/install_devices: /dev/sda





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