*** This bug is a duplicate of bug 1754949 ***
    https://bugs.launchpad.net/bugs/1754949

Thank you for taking the time to report this crash and helping to make
this software better.  This particular crash has already been reported
and is a duplicate of bug #1754949, so is being marked as such.  Please
look at the other bug report to see if there is any missing information
that you can provide, or to see if there is a workaround for the bug.
Additionally, any further discussion regarding the bug should occur in
the other report.  Please continue to report any other bugs you may
find.

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** This bug has been marked a duplicate of bug 1754949
   gnome-shell crashed with SIGSEGV in meta_gpu_kms_apply_crtc_mode() from 
meta_renderer_native_finish_frame()

** Information type changed from Private to Public

** Tags removed: need-amd64-retrace

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https://bugs.launchpad.net/bugs/1772330

Title:
  gnome-shell crashed with SIGSEGV in meta_gpu_kms_apply_crtc_mode()

Status in gnome-shell package in Ubuntu:
  New

Bug description:
  Hello,

  I do not know why this happened.

  Regards,
  --
  Cristian Aravena Romero (caravena)

  ProblemType: Crash
  DistroRelease: Ubuntu 18.10
  Package: gnome-shell 3.28.1-0ubuntu2
  Uname: Linux 4.16.9-041609-generic x86_64
  ApportVersion: 2.20.10-0ubuntu2
  Architecture: amd64
  CurrentDesktop: GNOME-Greeter:GNOME
  Date: Sun May 20 15:49:25 2018
  DisplayManager: gdm3
  ExecutablePath: /usr/bin/gnome-shell
  GsettingsChanges:
   
  InstallationDate: Installed on 2017-10-13 (219 days ago)
  InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Alpha amd64 (20170926)
  ProcCmdline: /usr/bin/gnome-shell
  ProcEnviron:
   LANGUAGE=es_CL:es
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=es_CL.UTF-8
   SHELL=/bin/false
  SegvAnalysis:
   Segfault happened at: 0x7f22b10e21b7 <meta_gpu_kms_apply_crtc_mode+215>:     
mov    0x20(%rax),%rcx
   PC (0x7f22b10e21b7) ok
   source "0x20(%rax)" (0x00000020) not located in a known VMA region (needed 
readable region)!
   destination "%rcx" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: gnome-shell
  StacktraceTop:
   meta_gpu_kms_apply_crtc_mode () at /usr/lib/x86_64-linux-gnu/libmutter-2.so.0
   meta_renderer_native_finish_frame () at 
/usr/lib/x86_64-linux-gnu/libmutter-2.so.0
   () at /usr/lib/x86_64-linux-gnu/mutter/libmutter-clutter-2.so
   () at /usr/lib/x86_64-linux-gnu/mutter/libmutter-clutter-2.so
   () at /usr/lib/x86_64-linux-gnu/mutter/libmutter-clutter-2.so
  Title: gnome-shell crashed with SIGSEGV in meta_gpu_kms_apply_crtc_mode()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:

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