[Bug 1042206] [NEW] grub-install returns error 126. Permission denied

[YannUbuntu]

Public bug reported:

Using chroot from a 12.04 liveCD to reinstall the GRUB of a Ubuntu
12.04.1 installed on HDD.

chroot $MOUNTPOINT grub-install --recheck /dev/sda returns:
chroot: failed to run command `grub-install': Permission denied
chroot: failed to run command `grub-install': Permission denied

and the 126 error code.

(system information from Boot-Repair log:
http://paste.ubuntu.com/1165581 )

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

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https://bugs.launchpad.net/bugs/1042206

Title:
  grub-install returns error 126.  Permission denied

Status in “grub” package in Ubuntu:
  New

Bug description:
  Using chroot from a 12.04 liveCD to reinstall the GRUB of a Ubuntu
  12.04.1 installed on HDD.

  chroot $MOUNTPOINT grub-install --recheck /dev/sda returns:
  chroot: failed to run command `grub-install': Permission denied
  chroot: failed to run command `grub-install': Permission denied

  and the 126 error code.

  (system information from Boot-Repair log:
  http://paste.ubuntu.com/1165581 )

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