[Oneiric] unity-window-decorator crashed with SIGSEGV in event_filter_func()

[Sam_]

During backtrace attempt for Bug #818706 unity-window-decorator crashed.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: compiz-gnome 1:0.9.5.0-0ubuntu1
ProcVersionSignature: Ubuntu 3.0.0-7.9-generic 3.0.0
Uname: Linux 3.0.0-7-generic x86_64
Architecture: amd64
Date: Sun Jul 31 04:30:36 2011
DistUpgraded: Log time: 2011-07-30 23:24:18.623159
DistroCodename: oneiric
DistroVariant: ubuntu
DkmsStatus:
 bcmwl, 5.100.82.38+bdcom, 3.0-1-generic, x86_64: installed
 bcmwl, 5.100.82.38+bdcom, 3.0-2-generic, x86_64: installed
 bcmwl, 5.100.82.38+bdcom, 3.0-3-generic, x86_64: installed
ExecutablePath: /usr/bin/unity-window-decorator
GraphicsCard:
 ATI Technologies Inc M880G [Mobility Radeon HD 4200] [1002:9712] (prog-if 00 [VGA controller])
   Subsystem: Hewlett-Packard Company Device [103c:1475]
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110423)
MachineType: Hewlett-Packard HP 625
ProcCmdline: /usr/bin/unity-window-decorator
ProcEnviron:
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-7-generic root=UUID=4a760393-cea9-45d3-88c0-841b7a37104d ro pcie_aspm=force
SegvAnalysis:
 Segfault happened at: 0x412bbc <event_filter_func+620>: mov 0x1a0(%rax),%rsi
 PC (0x00412bbc) ok
 source "0x1a0(%rax)" (0x000001a0) not located in a known VMA region (needed readable region)!
 destination "%rsi" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: compiz
StacktraceTop:
 event_filter_func ()
 ?? () from /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
 g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
Title: unity-window-decorator crashed with SIGSEGV in event_filter_func()
UpgradeStatus: Upgraded to oneiric on 2011-07-30 (0 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
dmi.bios.date: 12/07/2010
dmi.bios.vendor: Hewlett-Packard
dmi.bios.version: 68DVA Ver. F.06
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: 1475
dmi.board.vendor: Hewlett-Packard
dmi.board.version: KBC Version 72.0E
dmi.chassis.asset.tag: CNU1080QP1
dmi.chassis.type: 10
dmi.chassis.vendor: Hewlett-Packard
dmi.modalias: dmi:bvnHewlett-Packard:bvr68DVAVer.F.06:bd12/07/2010:svnHewlett-Packard:pnHP625:pvr:rvnHewlett-Packard:rn1475:rvrKBCVersion72.0E:cvnHewlett-Packard:ct10:cvr:
dmi.product.name: HP 625
dmi.sys.vendor: Hewlett-Packard
version.compiz: compiz 1:0.9.5.0-0ubuntu1
version.ia32-libs: ia32-libs 20090808ubuntu13
version.libdrm2: libdrm2 2.4.26-1ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 7.11~1-0ubuntu4
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 7.11~1-0ubuntu4
version.xserver-xorg: xserver-xorg 1:7.6+7ubuntu6
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.6.0-1ubuntu13
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.2-1ubuntu2
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.15.0-3ubuntu2
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110411+8378443-1

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make Ubuntu better. This particular crash has already been reported and is a duplicate of bug #726101, so 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. Please continue to report any other bugs you may find.