gnome-shell crashed with SIGSEGV in g_type_check_instance_cast()

[Margus Nomme]

Issue occurred on session load during login.

ProblemType: Crash
DistroRelease: Ubuntu 17.10
Package: gnome-shell 3.26.1-0ubuntu4
ProcVersionSignature: Ubuntu 4.13.0-16.19-generic 4.13.4
Uname: Linux 4.13.0-16-generic x86_64
ApportVersion: 2.20.7-0ubuntu3
Architecture: amd64
CurrentDesktop: GNOME
Date: Tue Oct 24 10:48:39 2017
DisplayManager: gdm3
ExecutablePath: /usr/bin/gnome-shell
InstallationDate: Installed on 2014-06-05 (1236 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
ProcCmdline: /usr/bin/gnome-shell
SegvAnalysis:
 Segfault happened at: 0x7f3bf2a3cde2 <g_type_check_instance_cast+34>: mov (%rdi),%rbp
 PC (0x7f3bf2a3cde2) ok
 source "(%rdi)" (0x550000be0000) not located in a known VMA region (needed readable region)!
 destination "%rbp" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: gnome-shell
StacktraceTop:
 g_type_check_instance_cast () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 st_label_set_text () at /usr/lib/gnome-shell/libst-1.0.so
 g_object_setv () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 g_object_set_property () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 () at /usr/lib/libgjs.so.0
Title: gnome-shell crashed with SIGSEGV in g_type_check_instance_cast()
UpgradeStatus: Upgraded to artful on 2017-10-23 (0 days ago)
UserGroups: adm bumblebee cdrom dip libvirt libvirtd lpadmin plugdev sambashare sudo vboxsf vboxusers

[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 #1722986, 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.