gtk-window-decorator crashed with SIGABRT in __assert_fail_base()

[thom]

no special cicumstances to mention, sorry

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: compiz-gnome 1:0.9.7.0~bzr2995-0ubuntu5
ProcVersionSignature: Ubuntu 3.2.0-18.28-generic 3.2.9
Uname: Linux 3.2.0-18-generic x86_64
.tmp.unity.support.test.0:

ApportVersion: 1.94-0ubuntu1
Architecture: amd64
CompizPlugins: [core,bailer,detection,composite,opengl,compiztoolbox,decor,gnomecompat,grid,imgpng,place,move,session,vpswitch,resize,regex,unitymtgrabhandles,mousepoll,shift,snap,animation,wall,workarounds,expo,ezoom,kdecompat,fade,scale,unityshell]
CompositorRunning: compiz
CrashCounter: 1
Date: Tue Mar 6 18:54:06 2012
DistUpgraded: Log time: 2012-02-28 11:38:44.407450
DistroCodename: precise
DistroVariant: ubuntu
ExecutablePath: /usr/bin/gtk-window-decorator
GraphicsCard:
 Advanced Micro Devices [AMD] nee ATI Turks [Radeon HD 6670] [1002:6758] (prog-if 00 [VGA controller])
   Subsystem: ASUSTeK Computer Inc. Device [1043:03f2]
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
MachineType: MICRO-STAR INTERNATIONAL CO.,LTD MS-7596
ProcCmdline: /usr/bin/gtk-window-decorator
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-18-generic root=UUID=34226a94-8e5e-499e-9933-3444a1842594 ro quiet splash vt.handoff=7
Signal: 6
SourcePackage: compiz
StacktraceTop:
 raise () from /lib/x86_64-linux-gnu/libc.so.6
 abort () from /lib/x86_64-linux-gnu/libc.so.6
 ?? () from /lib/x86_64-linux-gnu/libc.so.6
 __assert_fail () from /lib/x86_64-linux-gnu/libc.so.6
 ?? () from /usr/lib/x86_64-linux-gnu/libX11.so.6
Title: gtk-window-decorator crashed with SIGABRT in raise()
UpgradeStatus: Upgraded to precise on 2012-02-29 (6 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
dmi.bios.date: 06/02/2010
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: V2.8
dmi.board.asset.tag: To Be Filled By O.E.M.
dmi.board.name: 785GM-E51 (MS-7596)
dmi.board.vendor: MICRO-STAR INTERNATIONAL CO.,LTD
dmi.board.version: 1.0
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: MICRO-STAR INTERNATIONAL CO.,LTD
dmi.chassis.version: 1.0
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrV2.8:bd06/02/2010:svnMICRO-STARINTERNATIONALCO.,LTD:pnMS-7596:pvr1.0:rvnMICRO-STARINTERNATIONALCO.,LTD:rn785GM-E51(MS-7596):rvr1.0:cvnMICRO-STARINTERNATIONALCO.,LTD:ct3:cvr1.0:
dmi.product.name: MS-7596
dmi.product.version: 1.0
dmi.sys.vendor: MICRO-STAR INTERNATIONAL CO.,LTD
version.compiz: compiz 1:0.9.7.0~bzr2995-0ubuntu5
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.30-1ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 8.0.1-0ubuntu2
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 8.0.1-0ubuntu2
version.xserver-xorg-core: xserver-xorg-core 2:1.11.4-0ubuntu4
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.6.99.901+git20120126-0ubuntu2
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.99~git20111219.aacbd629-0ubuntu2
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.17.0-1ubuntu4
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20111201+b5534a1-1build2

[Apport retracing service (apport)]

StacktraceTop:
 __assert_fail_base (fmt=<optimized out>, assertion=0x7f2ae9f57b78 "!xcb_xlib_threads_sequence_lost", file=0x7f2ae9f57e32 "../../src/xcb_io.c", line=<optimized out>, function=<optimized out>) at assert.c:94
 __GI___assert_fail (assertion=0x7f2ae9f57b78 "!xcb_xlib_threads_sequence_lost", file=0x7f2ae9f57e32 "../../src/xcb_io.c", line=273, function=0x7f2ae9f57f58 "poll_for_event") at assert.c:103
 poll_for_event (dpy=<optimized out>) at ../../src/xcb_io.c:270
 poll_for_response (dpy=0x1e87110) at ../../src/xcb_io.c:288
 _XEventsQueued (dpy=0x1e87110, mode=<optimized out>) at ../../src/xcb_io.c:362

[Launchpad Janitor (janitor)]

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

[Will Cooke (willcooke)]

As part of the big bug clear up for 16.04 LTS I am marking this bug as Wont Fix.
These types of crasher are better handled by errors.ubutnu.com which can collate similar crash reports to help us identify persitent bugs rather than one-off crashes.
Sorry we are not able to help with this specific issue. If you are still experiencing this crash, please re-open the bug and add the tag "desktop-bugscrub-reopened". See https://wiki.ubuntu.com/BigDesktopBugScrub for more information.