[Bug 1915888] [NEW] Ubuntu 21.04 crashes trying to configure grub

[cool kid]

Public bug reported:

I'm just trying to install Ubuntu 21.04 from a live usb, and somewhere
while configuring grub, it just crashed and gave me the message that
ubuntu has finished installing.

lsb_release-rd: 
"Description:	Ubuntu Hirsute Hippo (development branch)
Release:	21.04"

ProblemType: Bug
DistroRelease: Ubuntu 21.04
Package: ubiquity 21.04.4
ProcVersionSignature: Ubuntu 5.8.0-36.40+21.04.1-generic 5.8.18
Uname: Linux 5.8.0-36-generic x86_64
NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
ApportVersion: 2.20.11-0ubuntu55
Architecture: amd64
CasperMD5CheckMismatches: ./pool/main/libd/libdrm/libdrm2_2.4.103-2_i386.deb
CasperMD5CheckResult: skip
CasperVersion: 1.456
Date: Tue Feb 16 17:13:27 2021
InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/ubuntu.seed maybe-ubiquity quiet splash ---
LiveMediaBuild: Ubuntu 21.04 "Hirsute Hippo" - Alpha amd64 (20210123)
RebootRequiredPkgs:
 linux-image-5.8.0-36-generic
 linux-base
SourcePackage: grub-installer
UpgradeStatus: No upgrade log present (probably fresh install)

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


** Tags: amd64 apport-bug hirsute ubiquity-21.04.4 ubuntu

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https://bugs.launchpad.net/bugs/1915888

Title:
  Ubuntu 21.04 crashes trying to configure grub

Status in grub-installer package in Ubuntu:
  New

Bug description:
  I'm just trying to install Ubuntu 21.04 from a live usb, and somewhere
  while configuring grub, it just crashed and gave me the message that
  ubuntu has finished installing.

  lsb_release-rd: 
  "Description:	Ubuntu Hirsute Hippo (development branch)
  Release:	21.04"

  ProblemType: Bug
  DistroRelease: Ubuntu 21.04
  Package: ubiquity 21.04.4
  ProcVersionSignature: Ubuntu 5.8.0-36.40+21.04.1-generic 5.8.18
  Uname: Linux 5.8.0-36-generic x86_64
  NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
  ApportVersion: 2.20.11-0ubuntu55
  Architecture: amd64
  CasperMD5CheckMismatches: ./pool/main/libd/libdrm/libdrm2_2.4.103-2_i386.deb
  CasperMD5CheckResult: skip
  CasperVersion: 1.456
  Date: Tue Feb 16 17:13:27 2021
  InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/ubuntu.seed maybe-ubiquity quiet splash ---
  LiveMediaBuild: Ubuntu 21.04 "Hirsute Hippo" - Alpha amd64 (20210123)
  RebootRequiredPkgs:
   linux-image-5.8.0-36-generic
   linux-base
  SourcePackage: grub-installer
  UpgradeStatus: No upgrade log present (probably fresh install)

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