[Bug 1725918] Re: do-partial-upgrade crashed with SIGSEGV

[harrym]

*** This bug is a duplicate of bug 1544395 ***
    https://bugs.launchpad.net/bugs/1544395

my bug is a duplicate of a private bug to which I have no access?
Do I need to ask for that one to be marked public? 

How will I find out if there is a solution or workaround?

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https://bugs.launchpad.net/bugs/1725918

Title:
  do-partial-upgrade crashed with SIGSEGV

Status in ubuntu-release-upgrader package in Ubuntu:
  New

Bug description:
  recent upgrade to 17.10, change to nvidia driver and intel microcode. wayland login no longer available - back to xorg.
  I have no idea which of those are relevant.

  ProblemType: Crash
  DistroRelease: Ubuntu 17.10
  Package: ubuntu-release-upgrader-core 1:17.10.7
  ProcVersionSignature: Ubuntu 4.13.0-16.19-generic 4.13.4
  Uname: Linux 4.13.0-16-generic x86_64
  NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
  ApportVersion: 2.20.7-0ubuntu3
  Architecture: amd64
  CrashDB: ubuntu
  Date: Sun Oct 22 02:39:56 2017
  ExecutablePath: /usr/lib/ubuntu-release-upgrader/do-partial-upgrade
  InstallationDate: Installed on 2013-01-04 (1751 days ago)
  InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Release amd64 (20121017.5)
  InterpreterPath: /usr/bin/python3.6
  PackageArchitecture: all
  ProcCmdline: /usr/bin/python3 /usr/lib/ubuntu-release-upgrader/do-partial-upgrade --frontend=DistUpgradeViewGtk3
  ProcEnviron:
   SHELL=/bin/bash
   LANG=en_US.UTF-8
   PATH=(custom, no user)
  Python3Details: /usr/bin/python3.6, Python 3.6.3, python3-minimal, 3.6.3-0ubuntu2
  PythonDetails: /usr/bin/python2.7, Python 2.7.14, python-minimal, 2.7.14-2ubuntu1
  SegvAnalysis:
   Segfault happened at: 0x7f1a884b70a9:	mov    (%rbx),%rdi
   PC (0x7f1a884b70a9) ok
   source "(%rbx)" (0x00000000) not located in a known VMA region (needed readable region)!
   destination "%rdi" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: ubuntu-release-upgrader
  StacktraceTop:
   ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
   ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
   ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
   ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
   ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
  Title: do-partial-upgrade crashed with SIGSEGV
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:

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