Bug#588075: grub-efi-ia32: unbootable system: error: "prefix" is not set. Entering rescue mode

Tino Keitel tino.keitel+debbugs at tikei.de
Sun Jul 4 16:41:36 UTC 2010


Package: grub-efi-ia32
Version: 1.98-1
Severity: normal

Hi,

with the current grub2 in Debian Sid I can not get a bootable system. Even
with a workaround for bug #587838 I just get this message at boot:

error: "prefix" is not set. Entering rescue mode

I downgraded to 1.98 and it worked.

I verified that grub-install builds a grub.efi with the required modules
(hfsplus, partmap_gpt), as it did with the 1.98 version, and it looks
correct.

-- Package-specific info:

*********************** BEGIN /proc/mounts
/dev/root / ext3 rw,relatime,errors=remount-ro,data=writeback 0 0
/dev/mapper/mac-home /home ext4 rw,relatime,barrier=1,data=ordered 0 0
/dev/mapper/mac-usr /usr ext4 rw,relatime,barrier=1,data=ordered 0 0
/dev/mapper/mac-var /var ext4 rw,relatime,barrier=1,data=ordered 0 0
/dev/mapper/mac-crap /home/scorpion/src ext4 rw,relatime,barrier=1,data=ordered 0 0
/dev/sda3 /boot/grub hfsplus rw,relatime,umask=22,uid=0,gid=0,nls=utf8 0 0
/dev/mapper/wd1-mythtv /home/mythtv xfs rw,relatime,attr2,noquota 0 0
/dev/mapper/wd1-storage /home/storage xfs rw,relatime,attr2,noquota 0 0
/dev/mapper/wd1-home /home/old xfs rw,relatime,attr2,noquota 0 0
*********************** END /proc/mounts

*********************** BEGIN /boot/grub/device.map
(hd0)	/dev/sda
(hd1)	/dev/sdb
*********************** END /boot/grub/device.map

*********************** BEGIN /boot/grub/grub.cfg
#
# DO NOT EDIT THIS FILE
#
# It is automatically generated by /usr/sbin/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
}
set timeout=5
### END /etc/grub.d/00_header ###

### BEGIN /etc/grub.d/03_efi-settings ###
set F1=ctrl-x
set F2=ctrl-c
set F5=ctrl-e

search --set -f /boot/vbios.bin
insmod loadbios
loadbios /boot/vbios.bin /boot/int10.bin

### END /etc/grub.d/03_efi-settings ###

### BEGIN /etc/grub.d/05_debian_theme ###
set menu_color_normal=cyan/blue
set menu_color_highlight=white/blue
### END /etc/grub.d/05_debian_theme ###

### BEGIN /etc/grub.d/06_MacOS_X ###
menuentry "MacOSX" {
  # Set the root device for Mac OS X's loader.
  search --set -f /usr/standalone/i386/boot.efi
  # Load the loader.
  chainloader /usr/standalone/i386/boot.efi
}
### END /etc/grub.d/06_MacOS_X ###

### BEGIN /etc/grub.d/07_default ###
menuentry "Debian GNU/Linux, Linux kernel" {
	insmod ext2
	set root='(hd0,4)'
	search --no-floppy --fs-uuid --set d7f9e66b-8c88-4d3e-8f62-da0c2cc60adb
	linux	/boot/default-kernel root=/dev/sda4 ro i915.modeset=1 gpt 
}
menuentry "Debian GNU/Linux, Linux kernel (recovery mode)" {
	insmod ext2
	set root='(hd0,4)'
	search --no-floppy --fs-uuid --set d7f9e66b-8c88-4d3e-8f62-da0c2cc60adb
	linux	/boot/default-kernel root=/dev/sda4 ro single i915.modeset=1 gpt
}
### END /etc/grub.d/07_default ###

### BEGIN /etc/grub.d/10_linux ###
menuentry "Debian GNU/Linux, with Linux 2.6.34-00001-g7adb552" --class debian --class gnu-linux --class gnu --class os {
	insmod ext2
	set root='(hd0,4)'
	search --no-floppy --fs-uuid --set d7f9e66b-8c88-4d3e-8f62-da0c2cc60adb
	echo	Loading Linux 2.6.34-00001-g7adb552 ...
	linux	/boot/vmlinuz-2.6.34-00001-g7adb552 root=/dev/sda4 ro i915.modeset=1 gpt 
}
menuentry "Debian GNU/Linux, with Linux 2.6.34-00001-g7adb552 (recovery mode)" --class debian --class gnu-linux --class gnu --class os {
	insmod ext2
	set root='(hd0,4)'
	search --no-floppy --fs-uuid --set d7f9e66b-8c88-4d3e-8f62-da0c2cc60adb
	echo	Loading Linux 2.6.34-00001-g7adb552 ...
	linux	/boot/vmlinuz-2.6.34-00001-g7adb552 root=/dev/sda4 ro single i915.modeset=1 gpt
}
menuentry "Debian GNU/Linux, with Linux 2.6.34-rc7-00057-g88c291c" --class debian --class gnu-linux --class gnu --class os {
	insmod ext2
	set root='(hd0,4)'
	search --no-floppy --fs-uuid --set d7f9e66b-8c88-4d3e-8f62-da0c2cc60adb
	echo	Loading Linux 2.6.34-rc7-00057-g88c291c ...
	linux	/boot/vmlinuz-2.6.34-rc7-00057-g88c291c root=/dev/sda4 ro i915.modeset=1 gpt 
}
menuentry "Debian GNU/Linux, with Linux 2.6.34-rc7-00057-g88c291c (recovery mode)" --class debian --class gnu-linux --class gnu --class os {
	insmod ext2
	set root='(hd0,4)'
	search --no-floppy --fs-uuid --set d7f9e66b-8c88-4d3e-8f62-da0c2cc60adb
	echo	Loading Linux 2.6.34-rc7-00057-g88c291c ...
	linux	/boot/vmlinuz-2.6.34-rc7-00057-g88c291c root=/dev/sda4 ro single i915.modeset=1 gpt
}
menuentry "Debian GNU/Linux, with Linux 2.6.34-rc6-00202-g06c7317" --class debian --class gnu-linux --class gnu --class os {
	insmod ext2
	set root='(hd0,4)'
	search --no-floppy --fs-uuid --set d7f9e66b-8c88-4d3e-8f62-da0c2cc60adb
	echo	Loading Linux 2.6.34-rc6-00202-g06c7317 ...
	linux	/boot/vmlinuz-2.6.34-rc6-00202-g06c7317 root=/dev/sda4 ro i915.modeset=1 gpt 
}
menuentry "Debian GNU/Linux, with Linux 2.6.34-rc6-00202-g06c7317 (recovery mode)" --class debian --class gnu-linux --class gnu --class os {
	insmod ext2
	set root='(hd0,4)'
	search --no-floppy --fs-uuid --set d7f9e66b-8c88-4d3e-8f62-da0c2cc60adb
	echo	Loading Linux 2.6.34-rc6-00202-g06c7317 ...
	linux	/boot/vmlinuz-2.6.34-rc6-00202-g06c7317 root=/dev/sda4 ro single i915.modeset=1 gpt
}
menuentry "Debian GNU/Linux, with Linux 2.6.34-rc6-00064-gc87bb7e" --class debian --class gnu-linux --class gnu --class os {
	insmod ext2
	set root='(hd0,4)'
	search --no-floppy --fs-uuid --set d7f9e66b-8c88-4d3e-8f62-da0c2cc60adb
	echo	Loading Linux 2.6.34-rc6-00064-gc87bb7e ...
	linux	/boot/vmlinuz-2.6.34-rc6-00064-gc87bb7e root=/dev/sda4 ro i915.modeset=1 gpt 
}
menuentry "Debian GNU/Linux, with Linux 2.6.34-rc6-00064-gc87bb7e (recovery mode)" --class debian --class gnu-linux --class gnu --class os {
	insmod ext2
	set root='(hd0,4)'
	search --no-floppy --fs-uuid --set d7f9e66b-8c88-4d3e-8f62-da0c2cc60adb
	echo	Loading Linux 2.6.34-rc6-00064-gc87bb7e ...
	linux	/boot/vmlinuz-2.6.34-rc6-00064-gc87bb7e root=/dev/sda4 ro single i915.modeset=1 gpt
}
menuentry "Debian GNU/Linux, with Linux 2.6.34-rc5-00064-g8eb3748" --class debian --class gnu-linux --class gnu --class os {
	insmod ext2
	set root='(hd0,4)'
	search --no-floppy --fs-uuid --set d7f9e66b-8c88-4d3e-8f62-da0c2cc60adb
	echo	Loading Linux 2.6.34-rc5-00064-g8eb3748 ...
	linux	/boot/vmlinuz-2.6.34-rc5-00064-g8eb3748 root=/dev/sda4 ro i915.modeset=1 gpt 
}
menuentry "Debian GNU/Linux, with Linux 2.6.34-rc5-00064-g8eb3748 (recovery mode)" --class debian --class gnu-linux --class gnu --class os {
	insmod ext2
	set root='(hd0,4)'
	search --no-floppy --fs-uuid --set d7f9e66b-8c88-4d3e-8f62-da0c2cc60adb
	echo	Loading Linux 2.6.34-rc5-00064-g8eb3748 ...
	linux	/boot/vmlinuz-2.6.34-rc5-00064-g8eb3748 root=/dev/sda4 ro single i915.modeset=1 gpt
}
menuentry "Debian GNU/Linux, with Linux 2.6.33.3" --class debian --class gnu-linux --class gnu --class os {
	insmod ext2
	set root='(hd0,4)'
	search --no-floppy --fs-uuid --set d7f9e66b-8c88-4d3e-8f62-da0c2cc60adb
	echo	Loading Linux 2.6.33.3 ...
	linux	/boot/vmlinuz-2.6.33.3 root=/dev/sda4 ro i915.modeset=1 gpt 
}
menuentry "Debian GNU/Linux, with Linux 2.6.33.3 (recovery mode)" --class debian --class gnu-linux --class gnu --class os {
	insmod ext2
	set root='(hd0,4)'
	search --no-floppy --fs-uuid --set d7f9e66b-8c88-4d3e-8f62-da0c2cc60adb
	echo	Loading Linux 2.6.33.3 ...
	linux	/boot/vmlinuz-2.6.33.3 root=/dev/sda4 ro single i915.modeset=1 gpt
}
menuentry "Debian GNU/Linux, with Linux 2.6.33.1" --class debian --class gnu-linux --class gnu --class os {
	insmod ext2
	set root='(hd0,4)'
	search --no-floppy --fs-uuid --set d7f9e66b-8c88-4d3e-8f62-da0c2cc60adb
	echo	Loading Linux 2.6.33.1 ...
	linux	/boot/vmlinuz-2.6.33.1 root=/dev/sda4 ro i915.modeset=1 gpt 
}
menuentry "Debian GNU/Linux, with Linux 2.6.33.1 (recovery mode)" --class debian --class gnu-linux --class gnu --class os {
	insmod ext2
	set root='(hd0,4)'
	search --no-floppy --fs-uuid --set d7f9e66b-8c88-4d3e-8f62-da0c2cc60adb
	echo	Loading Linux 2.6.33.1 ...
	linux	/boot/vmlinuz-2.6.33.1 root=/dev/sda4 ro single i915.modeset=1 gpt
}
menuentry "Debian GNU/Linux, with Linux 2.6.32.2" --class debian --class gnu-linux --class gnu --class os {
	insmod ext2
	set root='(hd0,4)'
	search --no-floppy --fs-uuid --set d7f9e66b-8c88-4d3e-8f62-da0c2cc60adb
	echo	Loading Linux 2.6.32.2 ...
	linux	/boot/vmlinuz-2.6.32.2 root=/dev/sda4 ro i915.modeset=1 gpt 
}
menuentry "Debian GNU/Linux, with Linux 2.6.32.2 (recovery mode)" --class debian --class gnu-linux --class gnu --class os {
	insmod ext2
	set root='(hd0,4)'
	search --no-floppy --fs-uuid --set d7f9e66b-8c88-4d3e-8f62-da0c2cc60adb
	echo	Loading Linux 2.6.32.2 ...
	linux	/boot/vmlinuz-2.6.32.2 root=/dev/sda4 ro single i915.modeset=1 gpt
}
menuentry "Debian GNU/Linux, with Linux 2.6.31.9" --class debian --class gnu-linux --class gnu --class os {
	insmod ext2
	set root='(hd0,4)'
	search --no-floppy --fs-uuid --set d7f9e66b-8c88-4d3e-8f62-da0c2cc60adb
	echo	Loading Linux 2.6.31.9 ...
	linux	/boot/vmlinuz-2.6.31.9 root=/dev/sda4 ro i915.modeset=1 gpt 
}
menuentry "Debian GNU/Linux, with Linux 2.6.31.9 (recovery mode)" --class debian --class gnu-linux --class gnu --class os {
	insmod ext2
	set root='(hd0,4)'
	search --no-floppy --fs-uuid --set d7f9e66b-8c88-4d3e-8f62-da0c2cc60adb
	echo	Loading Linux 2.6.31.9 ...
	linux	/boot/vmlinuz-2.6.31.9 root=/dev/sda4 ro single i915.modeset=1 gpt
}
### END /etc/grub.d/10_linux ###

### BEGIN /etc/grub.d/20_memtest86 ###
menuentry "Memory test (memtest86)" {
	linux16	/boot/memtest86.bin
}
### END /etc/grub.d/20_memtest86 ###

### BEGIN /etc/grub.d/30_os-prober ###
menuentry "Mac OS X (32-bit) (on /dev/sda2)" {
	insmod hfsplus
	set root='(hd0,2)'
	search --no-floppy --fs-uuid --set 53ca7e0d47f4e6dd
        insmod efi_gop
        set do_resume=0
        if [ /var/vm/sleepimage -nt10 / ]; then
           if xnu_resume /var/vm/sleepimage; then
             set do_resume=1
           fi
        fi
        if [ $do_resume == 0 ]; then
           xnu_uuid 53ca7e0d47f4e6dd uuid
           if [ -f /Extra/DSDT.aml ]; then
              acpi -e /Extra/DSDT.aml
           fi
           xnu_kernel /mach_kernel boot-uuid=${uuid} rd=*uuid
           if [ /System/Library/Extensions.mkext -nt /System/Library/Extensions ]; then
              xnu_mkext /System/Library/Extensions.mkext
           else
              xnu_kextdir /System/Library/Extensions
           fi
           if [ -f /Extra/Extensions.mkext ]; then
              xnu_mkext /Extra/Extensions.mkext
           fi
           if [ -d /Extra/Extensions ]; then
              xnu_kextdir /Extra/Extensions
           fi
           if [ -f /Extra/devprop.bin ]; then
              xnu_devprop_load /Extra/devprop.bin
           fi
           if [ -f /Extra/splash.jpg ]; then
              insmod jpeg
              xnu_splash /Extra/splash.jpg
           fi
           if [ -f /Extra/splash.png ]; then
              insmod png
              xnu_splash /Extra/splash.png
           fi
           if [ -f /Extra/splash.tga ]; then
              insmod tga
              xnu_splash /Extra/splash.tga
           fi
        fi
}
menuentry "Mac OS X (64-bit) (on /dev/sda2)" {
	insmod hfsplus
	set root='(hd0,2)'
	search --no-floppy --fs-uuid --set 53ca7e0d47f4e6dd
        insmod efi_gop
        set do_resume=0
        if [ /var/vm/sleepimage -nt10 / ]; then
           if xnu_resume /var/vm/sleepimage; then
             set do_resume=1
           fi
        fi
        if [ $do_resume == 0 ]; then
           xnu_uuid 53ca7e0d47f4e6dd uuid
           if [ -f /Extra/DSDT.aml ]; then
              acpi -e /Extra/DSDT.aml
           fi
           xnu_kernel64 /mach_kernel boot-uuid=${uuid} rd=*uuid
           if [ /System/Library/Extensions.mkext -nt /System/Library/Extensions ]; then
              xnu_mkext /System/Library/Extensions.mkext
           else
              xnu_kextdir /System/Library/Extensions
           fi
           if [ -f /Extra/Extensions.mkext ]; then
              xnu_mkext /Extra/Extensions.mkext
           fi
           if [ -d /Extra/Extensions ]; then
              xnu_kextdir /Extra/Extensions
           fi
           if [ -f /Extra/devprop.bin ]; then
              xnu_devprop_load /Extra/devprop.bin
           fi
           if [ -f /Extra/splash.jpg ]; then
              insmod jpeg
              xnu_splash /Extra/splash.jpg
           fi
           if [ -f /Extra/splash.png ]; then
              insmod png
              xnu_splash /Extra/splash.png
           fi
           if [ -f /Extra/splash.tga ]; then
              insmod tga
              xnu_splash /Extra/splash.tga
           fi
        fi
}
### 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'), (1, 'experimental')
Architecture: amd64 (x86_64)

Kernel: Linux 2.6.34-00001-g7adb552 (SMP w/2 CPU cores)
Locale: LANG=C, LC_CTYPE=de_DE.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/bash

Versions of packages grub-efi-ia32 depends on:
ii  debconf [debconf-2.0]         1.5.32     Debian configuration management sy
ii  grub-common                   1.98-1     GRand Unified Bootloader, version 
ii  libc6                         2.11.2-2   Embedded GNU C Library: Shared lib
ii  ucf                           3.0025     Update Configuration File: preserv

grub-efi-ia32 recommends no packages.

Versions of packages grub-efi-ia32 suggests:
pn  efibootmgr                    <none>     (no description available)
ii  os-prober                     1.39       utility to detect other OSes on a 

-- debconf information:
  grub2/kfreebsd_cmdline:
* grub2/linux_cmdline: i915.modeset=1 gpt
  grub2/kfreebsd_cmdline_default: quiet
* grub2/linux_cmdline_default:





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