Comment 18 for bug 1527727

What it looks like without this patch:

Setting up grub-efi-amd64 (2.02~beta2-36) ...
Installing for x86_64-efi platform.
grub-install: error: failed to get canonical path of `/dev/ata-ST31000333AS_XXXXXXXX-part1'.
Failed: grub-install --target=x86_64-efi --force-extra-removable
WARNING: Bootloader is not properly installed, system may not be bootable
/usr/sbin/grub-probe: error: failed to get canonical path of `/dev/ata-ST31000333AS_XXXXXXXX-part1'.
dpkg: error processing package grub-efi-amd64 (--configure):
 subprocess installed post-installation script returned error exit status 1
dpkg: dependency problems prevent configuration of linux-image-extra-4.4.0-4-generic:
 linux-image-extra-4.4.0-4-generic depends on linux-image-4.4.0-4-generic; however:
  Package linux-image-4.4.0-4-generic is not configured yet.