[Bug 1798993] [NEW] GRUB installer crashes during installation

[mediax]

Public bug reported:

Trying to install 18.10 to a SSD, grub installer crashes with a fatal
error

ProblemType: Bug
DistroRelease: Ubuntu 18.10
Package: ubiquity 18.10.12
ProcVersionSignature: Ubuntu 4.18.0-10.11-generic 4.18.12
Uname: Linux 4.18.0-10-generic x86_64
ApportVersion: 2.20.10-0ubuntu13
Architecture: amd64
CasperVersion: 1.399
Date: Sat Oct 20 19:38:55 2018
InstallCmdLine: file=/cdrom/preseed/ubuntu.seed boot=casper initrd=/casper/initrd quiet splash --- maybe-ubiquity
LiveMediaBuild: Ubuntu 18.10 "Cosmic Cuttlefish" - Release amd64 (20181017.3)
SourcePackage: grub-installer
UpgradeStatus: No upgrade log present (probably fresh install)

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


** Tags: amd64 apport-bug cosmic ubiquity-18.10.12 ubuntu

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https://bugs.launchpad.net/bugs/1798993

Title:
  GRUB installer crashes during installation

Status in grub-installer package in Ubuntu:
  New

Bug description:
  Trying to install 18.10 to a SSD, grub installer crashes with a fatal
  error

  ProblemType: Bug
  DistroRelease: Ubuntu 18.10
  Package: ubiquity 18.10.12
  ProcVersionSignature: Ubuntu 4.18.0-10.11-generic 4.18.12
  Uname: Linux 4.18.0-10-generic x86_64
  ApportVersion: 2.20.10-0ubuntu13
  Architecture: amd64
  CasperVersion: 1.399
  Date: Sat Oct 20 19:38:55 2018
  InstallCmdLine: file=/cdrom/preseed/ubuntu.seed boot=casper initrd=/casper/initrd quiet splash --- maybe-ubiquity
  LiveMediaBuild: Ubuntu 18.10 "Cosmic Cuttlefish" - Release amd64 (20181017.3)
  SourcePackage: grub-installer
  UpgradeStatus: No upgrade log present (probably fresh install)

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