gnome-shell crashed with signal 5 in g_log_default_handler()

[Frode Nordahl]

Automatically collected crash report.

ProblemType: Crash
DistroRelease: Ubuntu 18.04
Package: gnome-shell 3.26.2-0ubuntu3
ProcVersionSignature: Ubuntu 4.13.0-32.35-generic 4.13.13
Uname: Linux 4.13.0-32-generic x86_64
NonfreeKernelModules: zfs zunicode zavl zcommon znvpair
ApportVersion: 2.20.8-0ubuntu10
Architecture: amd64
CrashCounter: 1
CurrentDesktop: GNOME-Greeter:GNOME
Date: Mon Feb 19 20:26:46 2018
DisplayManager: gdm3
ExecutablePath: /usr/bin/gnome-shell
GsettingsChanges:

InstallationDate: Installed on 2017-03-15 (340 days ago)
InstallationMedia: Ubuntu 16.04.2 LTS "Xenial Xerus" - Release amd64 (20170215.2)
ProcCmdline: /usr/bin/gnome-shell
Signal: 5
SourcePackage: gnome-shell
StacktraceTop:
 ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 g_log_default_handler () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 ?? ()
 g_logv () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 g_log () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
Title: gnome-shell crashed with signal 5 in g_log_default_handler()
UpgradeStatus: Upgraded to bionic on 2017-12-28 (53 days ago)
UserGroups:

[Apport retracing service (apport)]

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 #1748450, 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.