gnome-software crashed with SIGSEGV in g_type_check_instance_is_fundamentally_a()

[Craig Stein]

gnome software crashed as I attempted to install the gnome extension to show the temperature of the machine.

ProblemType: Crash
DistroRelease: Ubuntu 17.10
Package: gnome-software 3.26.1-0ubuntu2
Uname: Linux 4.13.7-041307-generic x86_64
ApportVersion: 2.20.7-0ubuntu3
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
Date: Thu Oct 19 06:48:11 2017
ExecutablePath: /usr/bin/gnome-software
InstallationDate: Installed on 2017-10-17 (2 days ago)
InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Beta amd64 (20171015)
InstalledPlugins:
 gnome-software-plugin-flatpak N/A
 gnome-software-plugin-limba N/A
 gnome-software-plugin-snap 3.26.1-0ubuntu2
ProcCmdline: /usr/bin/gnome-software --gapplication-service
ProcEnviron:
 LANGUAGE=en_CA:en
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_CA.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x7f7973d16cdf <g_type_check_instance_is_fundamentally_a+15>: mov (%rdx),%rdx
 PC (0x7f7973d16cdf) ok
 source "(%rdx)" (0x7f0069726968) not located in a known VMA region (needed readable region)!
 destination "%rdx" ok
 Stack memory exhausted (SP below stack segment)
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: gnome-software
StacktraceTop:
 g_type_check_instance_is_fundamentally_a () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 g_object_unref () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/gs-plugins-11/libgs_plugin_snap.so
Title: gnome-software crashed with SIGSEGV in g_type_check_instance_is_fundamentally_a()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

[Apport retracing service (apport)]

StacktraceTop:
 g_type_check_instance_is_fundamentally_a (type_instance=type_instance@entry=0x7f7930087a90, fundamental_type=fundamental_type@entry=80) at ../../../../gobject/gtype.c:4025
 g_object_unref (_object=0x7f7930087a90) at ../../../../gobject/gobject.c:3227
 g_hash_table_insert_node (hash_table=hash_table@entry=0x55d0cfc87800, node_index=node_index@entry=3, key_hash=key_hash@entry=2090329265, new_key=new_key@entry=0x7f79340b17f0, new_value=new_value@entry=0x55d0d0b75ec0, keep_new_key=keep_new_key@entry=0, reusing_key=0) at ../../../../glib/ghash.c:997
 g_hash_table_insert_internal (hash_table=0x55d0cfc87800, key=0x7f79340b17f0, value=0x55d0d0b75ec0, keep_new_key=0) at ../../../../glib/ghash.c:1235
 find_snaps (plugin=plugin@entry=0x55d0cfc1a680, flags=flags@entry=SNAPD_FIND_FLAGS_NONE, section=section@entry=0x7f794d267161 "featured", query=query@entry=0x0, cancellable=cancellable@entry=0x55d0d064a050, error=error@entry=0x7f7943c1f9c8) at ../plugins/snap/gs-plugin-snap.c:273