Comment 0 for bug 1754445

i don´t know

ProblemType: Crash
DistroRelease: Ubuntu 18.04
Package: gnome-shell 3.27.92-0ubuntu1
ProcVersionSignature: Ubuntu 4.15.0-10.11-generic 4.15.3
Uname: Linux 4.15.0-10-generic x86_64
ApportVersion: 2.20.8-0ubuntu10
Architecture: amd64
CurrentDesktop: GNOME-Greeter:GNOME
Date: Thu Mar 8 20:18:43 2018
DisplayManager: gdm3
ExecutablePath: /usr/bin/gnome-shell
GsettingsChanges:

InstallationDate: Installed on 2018-03-08 (0 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20180308)
ProcCmdline: /usr/bin/gnome-shell
SegvAnalysis:
 Segfault happened at: 0x7f921c91b510 <cogl_object_unref>: mov (%rdi),%rax
 PC (0x7f921c91b510) ok
 source "(%rdi)" (0x00000000) not located in a known VMA region (needed readable region)!
 destination "%rax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: gnome-shell
StacktraceTop:
 cogl_object_unref () from /usr/lib/x86_64-linux-gnu/mutter/libmutter-cogl-2.so
 ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 ?? () from /usr/lib/gnome-shell/libst-1.0.so
 g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: gnome-shell crashed with SIGSEGV in cogl_object_unref()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: