Bug#586447: grub-pc: grub-probe can't find / (on lvm setup)
Vladimir 'φ-coder/phcoder' Serbinenko
phcoder at gmail.com
Thu Jul 1 21:39:23 UTC 2010
On 06/19/2010 05:59 PM, Yves-Alexis Perez wrote:
> Package: grub-pc
> Version: 1.98-1
> Severity: normal
>
> Hey,
>
> I'm running a squeeze box, and noticed on trying to install latest 2.6.34
> kernel (from experimental) that grub was having problem finding my /:
>
> Setting up linux-image-2.6.34-1-amd64 (2.6.34-1~experimental.2) ...
> Running depmod.
> Running update-initramfs.
> update-initramfs: Generating /boot/initrd.img-2.6.34-1-amd64
> Running update-grub.
> /usr/sbin/grub-probe: error: cannot find a device for / (is /dev mounted?).
> User postinst hook script [update-grub] exited with value 1
> dpkg: error processing linux-image-2.6.34-1-amd64 (--configure):
> subprocess installed post-installation script returned error exit status 1
> Errors were encountered while processing:
> linux-image-2.6.34-1-amd64
> E: Sub-process /usr/bin/dpkg returned an error code (1)
>
>
Do you have LVM snapshots if so, the bug was recently fixed
> My setup is an lvm volume for / and /home, with a /boot outside:
>
> corsac at fitz: grep -v '^#' /etc/fstab
> proc /proc proc defaults 0 0
> /dev/mapper/fitz-root / ext3 defaults,errors=remount-ro 0 1
> UUID=c43ffb58-075e-4b77-bee1-cd394c9abf02 /boot ext3 defaults 0 2
> /dev/mapper/fitz-home /home ext3 defaults 0 2
> /dev/mapper/fitz-swap none swap sw 0 0
> /dev/scd0 /media/cdrom0 udf,iso9660 user,noauto 0 0
>
> For now I can still boot previous kernels, but having an half installed one
> and no way to run update-grub concerns me a little.
>
> Verbose output doesn't seem to be helpful:
>
> corsac at fitz: sudo grub-probe -v /
> grub-probe: info: the size of hd0 is 976773168.
> grub-probe: info: the size of hd0 is 976773168.
> grub-probe: info: the size of hd0 is 976773168.
> grub-probe: info: the size of hd0 is 976773168.
> grub-probe: info: the size of hd0 is 976773168.
> grub-probe: info: the size of hd0 is 976773168.
> grub-probe: info: the size of hd0 is 976773168.
> grub-probe: info: the size of hd0 is 976773168.
> grub-probe: info: the size of hd0 is 976773168.
> grub-probe: info: changing current directory to /dev.
> grub-probe: info: changing current directory to snd.
> grub-probe: info: changing current directory to by-path.
> grub-probe: info: changing current directory to net.
> grub-probe: info: changing current directory to shm.
> grub-probe: info: changing current directory to fitz.
> grub-probe: info: changing current directory to mapper.
> grub-probe: info: changing current directory to usb.
> grub-probe: info: changing current directory to disk.
> grub-probe: info: changing current directory to by-uuid.
> grub-probe: info: changing current directory to by-path.
> grub-probe: info: changing current directory to by-id.
> grub-probe: info: changing current directory to block.
> grub-probe: info: changing current directory to dri.
> grub-probe: info: changing current directory to bsg.
> grub-probe: info: changing current directory to bus.
> grub-probe: info: changing current directory to usb.
> grub-probe: info: changing current directory to 005.
> grub-probe: info: changing current directory to 004.
> grub-probe: info: changing current directory to 003.
> grub-probe: info: changing current directory to 002.
> grub-probe: info: changing current directory to 001.
> grub-probe: info: changing current directory to char.
> grub-probe: info: changing current directory to pts.
> grub-probe: info: changing current directory to input.
> grub-probe: info: changing current directory to by-path.
> grub-probe: info: changing current directory to by-id.
> grub-probe: error: cannot find a device for / (is /dev mounted?).
>
> If you need more info, please ask.
>
> Cheers,
> --
> Yves-Alexis
>
> -- Package-specific info:
>
> *********************** BEGIN /proc/mounts
> /dev/mapper/fitz-root / ext3 rw,relatime,errors=remount-ro,data=ordered 0 0
> /dev/sda1 /boot ext3 rw,relatime,errors=continue,data=ordered 0 0
> /dev/dm-2 /home ext3 rw,relatime,errors=continue,data=ordered 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 /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
> }
> insmod lvm
> insmod ext2
> set root='(fitz-root)'
> search --no-floppy --fs-uuid --set 7d5892db-f57b-49c9-bac6-ae5176d56481
> if loadfont /usr/share/grub/unicode.pf2 ; then
> set gfxmode=1600x1200
> insmod gfxterm
> insmod vbe
> if terminal_output gfxterm ; then true ; else
> # For backward compatibility with versions of terminal.mod that don't
> # understand terminal_output
> terminal gfxterm
> fi
> fi
> insmod ext2
> set root='(hd0,1)'
> search --no-floppy --fs-uuid --set c43ffb58-075e-4b77-bee1-cd394c9abf02
> set locale_dir=($root)/grub/locale
> set lang=fr
> insmod gettext
> set timeout=5
> ### END /etc/grub.d/00_header ###
>
> ### BEGIN /etc/grub.d/05_debian_theme ###
> insmod ext2
> set root='(hd0,1)'
> search --no-floppy --fs-uuid --set c43ffb58-075e-4b77-bee1-cd394c9abf02
> insmod png
> if background_image /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 2.6.34-1-amd64" --class debian --class gnu-linux --class gnu --class os {
> insmod ext2
> set root='(hd0,1)'
> search --no-floppy --fs-uuid --set c43ffb58-075e-4b77-bee1-cd394c9abf02
> echo Loading Linux 2.6.34-1-amd64 ...
> linux /vmlinuz-2.6.34-1-amd64 root=/dev/mapper/fitz-root ro quiet acpi_enforce_resources=lax
> echo Loading initial ramdisk ...
> initrd /initrd.img-2.6.34-1-amd64
> }
> menuentry "Debian GNU/Linux, with Linux 2.6.34-1-amd64 (recovery mode)" --class debian --class gnu-linux --class gnu --class os {
> insmod ext2
> set root='(hd0,1)'
> search --no-floppy --fs-uuid --set c43ffb58-075e-4b77-bee1-cd394c9abf02
> echo Loading Linux 2.6.34-1-amd64 ...
> linux /vmlinuz-2.6.34-1-amd64 root=/dev/mapper/fitz-root ro single quiet acpi_enforce_resources=lax
> echo Loading initial ramdisk ...
> initrd /initrd.img-2.6.34-1-amd64
> }
> menuentry "Debian GNU/Linux, with Linux 2.6.32-5-amd64" --class debian --class gnu-linux --class gnu --class os {
> insmod ext2
> set root='(hd0,1)'
> search --no-floppy --fs-uuid --set c43ffb58-075e-4b77-bee1-cd394c9abf02
> echo Loading Linux 2.6.32-5-amd64 ...
> linux /vmlinuz-2.6.32-5-amd64 root=/dev/mapper/fitz-root ro quiet acpi_enforce_resources=lax
> echo Loading initial ramdisk ...
> initrd /initrd.img-2.6.32-5-amd64
> }
> menuentry "Debian GNU/Linux, with Linux 2.6.32-5-amd64 (recovery mode)" --class debian --class gnu-linux --class gnu --class os {
> insmod ext2
> set root='(hd0,1)'
> search --no-floppy --fs-uuid --set c43ffb58-075e-4b77-bee1-cd394c9abf02
> echo Loading Linux 2.6.32-5-amd64 ...
> linux /vmlinuz-2.6.32-5-amd64 root=/dev/mapper/fitz-root ro single quiet acpi_enforce_resources=lax
> echo Loading initial ramdisk ...
> initrd /initrd.img-2.6.32-5-amd64
> }
> menuentry "Debian GNU/Linux, with Linux 2.6.32-3-amd64" --class debian --class gnu-linux --class gnu --class os {
> insmod ext2
> set root='(hd0,1)'
> search --no-floppy --fs-uuid --set c43ffb58-075e-4b77-bee1-cd394c9abf02
> echo Loading Linux 2.6.32-3-amd64 ...
> linux /vmlinuz-2.6.32-3-amd64 root=/dev/mapper/fitz-root ro quiet acpi_enforce_resources=lax
> echo Loading initial ramdisk ...
> initrd /initrd.img-2.6.32-3-amd64
> }
> menuentry "Debian GNU/Linux, with Linux 2.6.32-3-amd64 (recovery mode)" --class debian --class gnu-linux --class gnu --class os {
> insmod ext2
> set root='(hd0,1)'
> search --no-floppy --fs-uuid --set c43ffb58-075e-4b77-bee1-cd394c9abf02
> echo Loading Linux 2.6.32-3-amd64 ...
> linux /vmlinuz-2.6.32-3-amd64 root=/dev/mapper/fitz-root ro single quiet acpi_enforce_resources=lax
> echo Loading initial ramdisk ...
> initrd /initrd.img-2.6.32-3-amd64
> }
> menuentry "Debian GNU/Linux, with Linux 2.6.31-1-amd64" --class debian --class gnu-linux --class gnu --class os {
> insmod ext2
> set root='(hd0,1)'
> search --no-floppy --fs-uuid --set c43ffb58-075e-4b77-bee1-cd394c9abf02
> echo Loading Linux 2.6.31-1-amd64 ...
> linux /vmlinuz-2.6.31-1-amd64 root=/dev/mapper/fitz-root ro quiet acpi_enforce_resources=lax
> echo Loading initial ramdisk ...
> initrd /initrd.img-2.6.31-1-amd64
> }
> menuentry "Debian GNU/Linux, with Linux 2.6.31-1-amd64 (recovery mode)" --class debian --class gnu-linux --class gnu --class os {
> insmod ext2
> set root='(hd0,1)'
> search --no-floppy --fs-uuid --set c43ffb58-075e-4b77-bee1-cd394c9abf02
> echo Loading Linux 2.6.31-1-amd64 ...
> linux /vmlinuz-2.6.31-1-amd64 root=/dev/mapper/fitz-root ro single quiet acpi_enforce_resources=lax
> echo Loading initial ramdisk ...
> initrd /initrd.img-2.6.31-1-amd64
> }
> ### 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 ###
> *********************** END /boot/grub/grub.cfg
>
> -- System Information:
> Debian Release: squeeze/sid
> APT prefers testing
> APT policy: (500, 'testing'), (1, 'experimental')
> Architecture: amd64 (x86_64)
>
> Kernel: Linux 2.6.32-5-amd64 (SMP w/1 CPU core)
> Locale: LANG=fr_FR.UTF-8, LC_CTYPE=fr_FR.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 1.98-1 GRand Unified Bootloader, version
> ii libc6 2.11.1-3 Embedded GNU C Library: Shared lib
> 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
>
> -- Configuration Files:
> /etc/default/grub changed:
> GRUB_DEFAULT=0
> GRUB_TIMEOUT=5
> GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
> GRUB_CMDLINE_LINUX_DEFAULT=""
> GRUB_CMDLINE_LINUX="quiet acpi_enforce_resources=lax"
> GRUB_GFXMODE=1600x1200
>
>
> -- debconf information:
> grub2/kfreebsd_cmdline:
> grub-pc/linux_cmdline:
> * grub2/linux_cmdline: quiet
> * grub-pc/chainload_from_menu.lst: true
> grub-pc/kopt_extracted: false
> * grub-pc/install_devices: /dev/sda
> grub-pc/postrm_purge_boot_grub: false
> grub2/kfreebsd_cmdline_default: quiet
> * grub2/linux_cmdline_default:
>
>
>
> _______________________________________________
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> Pkg-grub-devel at lists.alioth.debian.org
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>
>
--
Regards
Vladimir 'φ-coder/phcoder' Serbinenko
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