[Bug 1118358] [NEW] Ubuntu Grub2 does not pick up Fedora volumes

Launchpad Bug Tracker 1118358 at bugs.launchpad.net
Sat Feb 9 18:22:11 UTC 2013


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Ubuntu 12's Grub2 does not pick up Fedora 17 volumes. Fedora is more
cordial - it includes Ubunutu. Other volmes (Linux Mint and Windows
Vista) are found.

I was trying to maintain a configuration where Fedora managed Grub2. It
appears the last Ubuntu kernel update snuck in an update-grub2, which
lost the menu entry.

Not being a Grub expert, this becomes painful.

$ uname -a
Linux ubuntu-12-x64 3.2.0-37-generic #58-Ubuntu SMP Thu Jan 24 15:28:10 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux

$ sudo fdisk -l

Disk /dev/sda: 320.1 GB, 320072933376 bytes
255 heads, 63 sectors/track, 38913 cylinders, total 625142448 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0xcffc1206

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1              63       80324       40131   de  Dell Utility
/dev/sda2   *       81920   215121919   107520000    7  HPFS/NTFS/exFAT
/dev/sda3       215123966   625141759   205008897    5  Extended
/dev/sda5       215123968   297043967    40960000   83  Linux
/dev/sda6       378968064   460888063    40960000   83  Linux
/dev/sda7       460890112   542810111    40960000   83  Linux
/dev/sda8       608364544   625141759     8388608   82  Linux swap / Solaris
/dev/sda9       297046016   362573823    32763904   83  Linux

$ sudo lsblk
NAME   MAJ:MIN RM   SIZE RO TYPE MOUNTPOINT
sda      8:0    0 298.1G  0 disk 
├─sda1   8:1    0  39.2M  0 part 
├─sda2   8:2    0 102.6G  0 part 
├─sda3   8:3    0     1K  0 part 
├─sda5   8:5    0  39.1G  0 part /
├─sda6   8:6    0  39.1G  0 part 
├─sda7   8:7    0  39.1G  0 part 
├─sda8   8:8    0     8G  0 part 
└─sda9   8:9    0  31.3G  0 part 
sr0     11:0    1  1024M  0 rom  

$ cat /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 $prefix/grubenv ]; then
  set have_grubenv=true
  load_env
fi
set default="0"
if [ "${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
}

function recordfail {
  set recordfail=1
  if [ -n "${have_grubenv}" ]; then if [ -z "${boot_once}" ]; then save_env recordfail; fi; fi
}

function load_video {
  insmod vbe
  insmod vga
  insmod video_bochs
  insmod video_cirrus
}

insmod part_msdos
insmod ext2
set root='(hd0,msdos5)'
search --no-floppy --fs-uuid --set=root 22e0ebcc-5de0-4e05-b4cf-f07829153d55
if loadfont /usr/share/grub/unicode.pf2 ; then
  set gfxmode=auto
  load_video
  insmod gfxterm
  insmod part_msdos
  insmod ext2
  set root='(hd0,msdos5)'
  search --no-floppy --fs-uuid --set=root 22e0ebcc-5de0-4e05-b4cf-f07829153d55
  set locale_dir=($root)/boot/grub/locale
  set lang=en_US
  insmod gettext
fi
terminal_output gfxterm
if [ "${recordfail}" = 1 ]; then
  set timeout=-1
else
  set timeout=10
fi
### END /etc/grub.d/00_header ###

### BEGIN /etc/grub.d/05_debian_theme ###
set menu_color_normal=white/black
set menu_color_highlight=black/light-gray
if background_color 44,0,30; then
  clear
fi
### END /etc/grub.d/05_debian_theme ###

### BEGIN /etc/grub.d/10_linux ###
function gfxmode {
	set gfxpayload="${1}"
	if [ "${1}" = "keep" ]; then
		set vt_handoff=vt.handoff=7
	else
		set vt_handoff=
	fi
}
if [ "${recordfail}" != 1 ]; then
  if [ -e ${prefix}/gfxblacklist.txt ]; then
    if hwmatch ${prefix}/gfxblacklist.txt 3; then
      if [ ${match} = 0 ]; then
        set linux_gfx_mode=keep
      else
        set linux_gfx_mode=text
      fi
    else
      set linux_gfx_mode=text
    fi
  else
    set linux_gfx_mode=keep
  fi
else
  set linux_gfx_mode=text
fi
export linux_gfx_mode
if [ "${linux_gfx_mode}" != "text" ]; then load_video; fi
menuentry 'Ubuntu, with Linux 3.2.0-37-generic' --class ubuntu --class gnu-linux --class gnu --class os {
	recordfail
	gfxmode $linux_gfx_mode
	insmod gzio
	insmod part_msdos
	insmod ext2
	set root='(hd0,msdos5)'
	search --no-floppy --fs-uuid --set=root 22e0ebcc-5de0-4e05-b4cf-f07829153d55
	linux	/boot/vmlinuz-3.2.0-37-generic root=UUID=22e0ebcc-5de0-4e05-b4cf-f07829153d55 ro   quiet splash $vt_handoff
	initrd	/boot/initrd.img-3.2.0-37-generic
}
menuentry 'Ubuntu, with Linux 3.2.0-37-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os {
	recordfail
	insmod gzio
	insmod part_msdos
	insmod ext2
	set root='(hd0,msdos5)'
	search --no-floppy --fs-uuid --set=root 22e0ebcc-5de0-4e05-b4cf-f07829153d55
	echo	'Loading Linux 3.2.0-37-generic ...'
	linux	/boot/vmlinuz-3.2.0-37-generic root=UUID=22e0ebcc-5de0-4e05-b4cf-f07829153d55 ro recovery nomodeset 
	echo	'Loading initial ramdisk ...'
	initrd	/boot/initrd.img-3.2.0-37-generic
}
### END /etc/grub.d/10_linux ###

### BEGIN /etc/grub.d/20_linux_xen ###
### END /etc/grub.d/20_linux_xen ###

### BEGIN /etc/grub.d/20_memtest86+ ###
menuentry "Memory test (memtest86+)" {
	insmod part_msdos
	insmod ext2
	set root='(hd0,msdos5)'
	search --no-floppy --fs-uuid --set=root 22e0ebcc-5de0-4e05-b4cf-f07829153d55
	linux16	/boot/memtest86+.bin
}
menuentry "Memory test (memtest86+, serial console 115200)" {
	insmod part_msdos
	insmod ext2
	set root='(hd0,msdos5)'
	search --no-floppy --fs-uuid --set=root 22e0ebcc-5de0-4e05-b4cf-f07829153d55
	linux16	/boot/memtest86+.bin console=ttyS0,115200n8
}
### END /etc/grub.d/20_memtest86+ ###

### BEGIN /etc/grub.d/30_os-prober ###
menuentry "Windows Vista (loader) (on /dev/sda2)" --class windows --class os {
	insmod part_msdos
	insmod ntfs
	set root='(hd0,msdos2)'
	search --no-floppy --fs-uuid --set=root 50D8DDE1D8DDC57E
	chainloader +1
}
menuentry "Linux Mint 12 64-bit, 3.0.0-12-generic (/dev/sda7) (on /dev/sda6)" --class gnu-linux --class gnu --class os {
	insmod part_msdos
	insmod ext2
	set root='(hd0,msdos6)'
	search --no-floppy --fs-uuid --set=root 8cd55e1a-4617-40cf-8ee8-330881f51edb
	linux /boot/vmlinuz-3.0.0-12-generic root=UUID=8cd55e1a-4617-40cf-8ee8-330881f51edb ro quiet splash vt.handoff=7
	initrd /boot/initrd.img-3.0.0-12-generic
}
menuentry "Linux Mint 12 64-bit, 3.0.0-12-generic (/dev/sda7) -- recovery mode (on /dev/sda6)" --class gnu-linux --class gnu --class os {
	insmod part_msdos
	insmod ext2
	set root='(hd0,msdos6)'
	search --no-floppy --fs-uuid --set=root 8cd55e1a-4617-40cf-8ee8-330881f51edb
	linux /boot/vmlinuz-3.0.0-12-generic root=UUID=8cd55e1a-4617-40cf-8ee8-330881f51edb ro recovery nomodeset
	initrd /boot/initrd.img-3.0.0-12-generic
}
### END /etc/grub.d/30_os-prober ###

### BEGIN /etc/grub.d/30_uefi-firmware ###
### END /etc/grub.d/30_uefi-firmware ###

### 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 ###

** Affects: grub (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: bot-comment
-- 
Ubuntu Grub2 does not pick up Fedora volumes
https://bugs.launchpad.net/bugs/1118358
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