gtk-window-decorator crashed with SIGSEGV in g_object_unref() from remove_frame_window() from event_filter_func()

[Jaroslav]

tried to run Anki

ProblemType: Crash
DistroRelease: Ubuntu 12.10
Package: compiz-gnome 1:0.9.8.0-0ubuntu1
ProcVersionSignature: Ubuntu 3.5.0-14.15-generic 3.5.3
Uname: Linux 3.5.0-14-generic x86_64
ApportVersion: 2.5.1-0ubuntu7
Architecture: amd64
Date: Mon Sep 10 16:30:20 2012
DistUpgraded: 2012-09-08 17:02:09,080 DEBUG enabling apt cron job
DistroCodename: quantal
DistroVariant: ubuntu
ExecutablePath: /usr/bin/gtk-window-decorator
GraphicsCard:
 Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller [8086:0116] (rev 09) (prog-if 00 [VGA controller])
   Subsystem: Lenovo Device [17aa:21dd]
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release amd64 (20120425)
MachineType: LENOVO 78544LG
ProcCmdline: /usr/bin/gtk-window-decorator
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.5.0-14-generic root=UUID=6057eaa3-f3de-4c70-9b91-cabe543777fb ro quiet splash pciehp_force=1 pciehp_poll_mode=1 vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x7f827b9700a3 <g_datalist_id_set_data_full+483>: mov (%rcx),%edi
 PC (0x7f827b9700a3) ok
 source "(%rcx)" (0xaaaaaaaaaaaaaaa8) not located in a known VMA region (needed readable region)!
 destination "%edi" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: compiz
StacktraceTop:
 g_datalist_id_set_data_full () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 ?? () 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
 remove_frame_window ()
 event_filter_func ()
Title: gtk-window-decorator crashed with SIGSEGV in g_datalist_id_set_data_full()
UpgradeStatus: Upgraded to quantal on 2012-09-08 (1 days ago)
UserGroups: adm cdrom dip libvirtd lpadmin plugdev sambashare sudo
dmi.bios.date: 07/03/2012
dmi.bios.vendor: LENOVO
dmi.bios.version: 8GET42WW (1.19 )
dmi.board.name: 78544LG
dmi.board.vendor: LENOVO
dmi.board.version: Not Available
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias: dmi:bvnLENOVO:bvr8GET42WW(1.19):bd07/03/2012:svnLENOVO:pn78544LG:pvrThinkPadL420:rvnLENOVO:rn78544LG:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 78544LG
dmi.product.version: ThinkPad L420
dmi.sys.vendor: LENOVO
version.compiz: compiz 1:0.9.8.0-0ubuntu1
version.ia32-libs: ia32-libs 20090808ubuntu36
version.libdrm2: libdrm2 2.4.39-0ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 9.0~git20120903.e1673d20.is.git20120821.c1114c61-0ubuntu1
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 9.0~git20120903.e1673d20.is.git20120821.c1114c61-0ubuntu1
version.xserver-xorg-core: xserver-xorg-core 2:1.13.0-0ubuntu1
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.3-0ubuntu1
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.99.99~git20120713.6ef1ad6a-0ubuntu1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.20.6-0ubuntu1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.1-4~ubuntu1

[Apport retracing service (apport)]

StacktraceTop:
 g_data_set_internal (dataset=0x0, new_destroy_func=0, new_data=0x0, key_id=52, datalist=0x1ed6ba0) at /build/buildd/glib2.0-2.33.12/./glib/gdataset.c:367
 g_datalist_id_set_data_full (datalist=datalist@entry=0x1ed6ba0, key_id=52, data=data@entry=0x0, destroy_func=destroy_func@entry=0) at /build/buildd/glib2.0-2.33.12/./glib/gdataset.c:674
 g_object_real_dispose (object=0x1ed6b90) at /build/buildd/glib2.0-2.33.12/./gobject/gobject.c:1011
 g_object_unref (_object=0x1ed6b90) at /build/buildd/glib2.0-2.33.12/./gobject/gobject.c:2986
 remove_frame_window (win=win@entry=0x1cf49b0) at /build/buildd/compiz-0.9.8.0/gtk/window-decorator/wnck.c:533

[Launchpad Janitor (janitor)]

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

[Cavsfan (cavsfan)]

My error just displayed: gtk-window-decorator crashed with SIGSEGV in g_object_unref()

[Daniel van Vugt (vanvugt)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. This particular bug has already been reported and is a duplicate of bug 1021612, so it 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. Feel free to continue to report any other bugs you may find.