compiz crashed with SIGSEGV in g_type_check_instance_is_fundamentally_a()

[Dan Kovalenko]

It just crashed...

ProblemType: Crash
DistroRelease: Ubuntu 17.10
Package: compiz-core 1:0.9.13.1+17.10.20170901-0ubuntu1
ProcVersionSignature: Ubuntu 4.13.0-16.19-generic 4.13.4
Uname: Linux 4.13.0-16-generic x86_64
.tmp.unity_support_test.0:

ApportVersion: 2.20.7-0ubuntu3
Architecture: amd64
CompositorRunning: compiz
CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
CompositorUnredirectFSW: true
CurrentDesktop: Unity:Unity7:ubuntu
Date: Fri Oct 20 21:58:26 2017
DistUpgraded: 2017-10-20 12:46:57,795 ERROR Cache can not be locked (E:Could not get lock /var/lib/dpkg/lock - open (11: Resource temporarily unavailable), E:Unable to lock the administration directory (/var/lib/dpkg/), is another process using it?)
DistroCodename: artful
DistroVariant: ubuntu
ExecutablePath: /usr/bin/compiz
GraphicsCard:
 Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller [8086:2a42] (rev 09) (prog-if 00 [VGA controller])
   Subsystem: Samsung Electronics Co Ltd Mobile 4 Series Chipset Integrated Graphics Controller [144d:c571]
   Subsystem: Samsung Electronics Co Ltd Mobile 4 Series Chipset Integrated Graphics Controller [144d:c571]
InstallationDate: Installed on 2017-10-20 (0 days ago)
InstallationMedia: Ubuntu 17.04 "Zesty Zapus" - Release amd64 (20170412)
MachineType: SAMSUNG ELECTRONICS CO., LTD. RV408/RV508
ProcCmdline: /usr/bin/compiz
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.13.0-16-generic root=UUID=dae6c3e4-c10d-48f0-8a3a-72402b0a7d96 ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x7f82fb1ddd01 <g_type_check_instance_is_fundamentally_a+49>: movzbl 0x14(%rdx),%eax
 PC (0x7f82fb1ddd01) ok
 source "0x14(%rdx)" (0x706d6f632e677280) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: compiz
StacktraceTop:
 g_type_check_instance_is_fundamentally_a () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 g_object_ref () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 g_weak_ref_get () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
 g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
Title: compiz crashed with SIGSEGV in g_type_check_instance_is_fundamentally_a()
UpgradeStatus: Upgraded to artful on 2017-10-20 (0 days ago)
UserGroups: adm cdrom dip lpadmin nopasswdlogin plugdev sambashare sudo
dmi.bios.date: 10/27/2010
dmi.bios.vendor: Phoenix Technologies Ltd.
dmi.bios.version: 03UB.P019.20101027.LX
dmi.board.name: RV408/RV508
dmi.board.vendor: SAMSUNG ELECTRONICS CO., LTD.
dmi.board.version: Not Applicable
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: SAMSUNG ELECTRONICS CO., LTD.
dmi.chassis.version: N/A
dmi.modalias: dmi:bvnPhoenixTechnologiesLtd.:bvr03UB.P019.20101027.LX:bd10/27/2010:svnSAMSUNGELECTRONICSCO.,LTD.:pnRV408/RV508:pvrNotApplicable:rvnSAMSUNGELECTRONICSCO.,LTD.:rnRV408/RV508:rvrNotApplicable:cvnSAMSUNGELECTRONICSCO.,LTD.:ct10:cvrN/A:
dmi.product.name: RV408/RV508
dmi.product.version: Not Applicable
dmi.sys.vendor: SAMSUNG ELECTRONICS CO., LTD.
version.compiz: compiz 1:0.9.13.1+17.10.20170901-0ubuntu1
version.libdrm2: libdrm2 2.4.83-1
version.libgl1-mesa-dri: libgl1-mesa-dri 17.2.2-0ubuntu1
version.libgl1-mesa-glx: libgl1-mesa-glx 17.2.2-0ubuntu1
version.xserver-xorg-core: xserver-xorg-core 2:1.19.5-0ubuntu2
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.10.0-1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20170309-0ubuntu1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.15-2
xserver.bootTime: Fri Oct 20 21:59:48 2017
xserver.configfile: default
xserver.errors:

xserver.logfile: /var/log/Xorg.0.log
xserver.version: 2:1.19.5-0ubuntu2
xserver.video_driver: modeset

[Apport retracing service (apport)]

StacktraceTop:
 g_type_check_instance_is_fundamentally_a (type_instance=type_instance@entry=0x5639fadbd920, fundamental_type=fundamental_type@entry=80) at ../../../../gobject/gtype.c:4026
 g_object_ref (_object=0x5639fadbd920) at ../../../../gobject/gobject.c:3196
 g_weak_ref_get (weak_ref=<optimized out>) at ../../../../gobject/gobject.c:4369
 g_settings_backend_invoke_closure (user_data=0x7f82ec0471c0) at ../../../../gio/gsettingsbackend.c:263
 g_main_dispatch (context=0x5639fa917af0) at ../../../../glib/gmain.c:3148

[Launchpad Janitor (janitor)]

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