gnome-shell crashed with SIGSEGV in g_settings_get_enum() from update_clock() from g_closure_invoke() from signal_emit_unlocked_R() from g_signal_emit_valist()

[Cliff Carson]

https://errors.ubuntu.com/problem/924ae5ed07309bcf869deeac49211d615dd24b67

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This crash occurred on first boot in the morning. The desktop initially flash up with the desktop ICONs on a total black background for several seconds then the normal desktop appear but a lower resolution than normal.

ProblemType: Crash
DistroRelease: Ubuntu 16.10
Package: gnome-shell 3.20.3-1ubuntu2
ProcVersionSignature: Ubuntu 4.8.0-17.19-generic 4.8.0-rc7
Uname: Linux 4.8.0-17-generic x86_64
ApportVersion: 2.20.3-0ubuntu7
Architecture: amd64
CurrentDesktop: GNOME
Date: Mon Oct 3 05:55:39 2016
DisplayManager: gdm3
ExecutablePath: /usr/bin/gnome-shell
InstallationDate: Installed on 2016-08-16 (47 days ago)
InstallationMedia: Ubuntu-GNOME 16.10 "Yakkety Yak" - Alpha amd64 (20160813)
ProcCmdline: /usr/bin/gnome-shell
ProcEnviron:
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x7f9db6062a48 <g_settings_get_enum+40>: mov (%rbx),%rdx
 PC (0x7f9db6062a48) ok
 source "(%rbx)" (0x00005614) not located in a known VMA region (needed readable region)!
 destination "%rdx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: gnome-shell
StacktraceTop:
 g_settings_get_enum () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/libgnome-desktop-3.so.12
 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
 g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: gnome-shell crashed with SIGSEGV in g_settings_get_enum()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

[Apport retracing service (apport)]

StacktraceTop:
 g_settings_get_enum () from /tmp/apport_sandbox_SwbrDq/usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
 update_clock (data=0x5646a2d3efa0) at gnome-wall-clock.c:345
 g_closure_invoke () from /tmp/apport_sandbox_SwbrDq/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 signal_emit_unlocked_R () from /tmp/apport_sandbox_SwbrDq/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 g_signal_emit_valist () from /tmp/apport_sandbox_SwbrDq/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Daniel van Vugt (vanvugt)]

Fix released (zero crash reports after 17.04)