[Bug 1153717] Re: /usr/sbin/grub-probe: error: no such disk during preseed install

[Leonardo Borda]

adding grub-probe.out from a successful full virtual machine disk
encryption for comparison purposes.


** Attachment added: "grub-probe-vm.out"
   https://bugs.launchpad.net/ubuntu/+source/debian-installer/+bug/1153717/+attachment/3581647/+files/grub-probe-vm.out

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https://bugs.launchpad.net/bugs/1153717

Title:
  /usr/sbin/grub-probe: error: no such disk during preseed install

Status in “debian-installer” package in Ubuntu:
  Confirmed

Bug description:
  1. Description of the problem: 
  Preseed installation using full disk encryption works on a virtual machine but fails on bare metal with the following message at the end of the syslog file.

  The machine used is using a Dell PERC H310 PCIe host-based RAID card
  which is considered fake-RAID.

  Mar  7 13:41:23 grub-installer: info: Installing grub on '/dev/sda'
  Mar  7 13:41:23 grub-installer: info: grub-install supports --no-floppy
  Mar  7 13:41:23 grub-installer: info: Running chroot /target grub-install  --no-floppy --force "/dev/sda"
  Mar  7 13:41:24 grub-installer: /usr/sbin/grub-probe: error: no such disk.
  Mar  7 13:41:24 grub-installer: Auto-detection of a filesystem of /dev/mapper/vg-root failed.

  An output if the following command is attached to this bug.
  mount --bind /proc /target/proc 
  mount --bind /dev /target/dev 
  mount --bind /sys /target/sys 
  chroot /target 
  /usr/sbin/grub-probe --device-map="/boot/grub/device.map" --target=fs -vv /boot/grub > grub-probe.out 2>&1 

  2. Ubuntu release, software version, Release Number and Architecture
  of the selected components.

  Ubuntu 12.04.2 LTS
  64-bit PC (AMD64) alternate install CD - http://releases.ubuntu.com/precise/ubuntu-12.04.2-alternate-amd64.iso

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