compiz crashed with SIGSEGV in sigc::signal_base::impl()

[David Nielsen]

Binary package hint: compiz

Not sure exactly what happened but hopefully apport will have collected sufficient information to narrow down the field.

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: compiz-core 1:0.9.2.1+glibmainloop4-0ubuntu3
ProcVersionSignature: Ubuntu 2.6.37-12.26-generic 2.6.37
Uname: Linux 2.6.37-12-generic x86_64
NonfreeKernelModules: nvidia
.proc.driver.nvidia.version:
 NVRM version: NVIDIA UNIX x86_64 Kernel Module 260.19.29 Wed Dec 8 12:08:56 PST 2010
 GCC version: gcc version 4.5.2 (Ubuntu/Linaro 4.5.2-1ubuntu6)
Architecture: amd64
CrashCounter: 1
Date: Fri Jan 21 22:41:57 2011
DistUpgraded: Yes, recently upgraded Log time: 2010-08-04 14:27:07.553046
DistroCodename: natty
DistroVariant: ubuntu
DkmsStatus: nvidia-current, 260.19.29, 2.6.37-12-generic, x86_64: installed
ExecutablePath: /usr/bin/compiz
GraphicsCard: Subsystem: Acer Incorporated [ALI] Device [1025:0222]
InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release amd64 (20100429)
MachineType: Acer Aspire R3610
ProcCmdline: compiz
ProcEnviron:
 LANGUAGE=da_DK:da:en_GB:en
 LANG=da_DK.UTF-8
 LC_MESSAGES=da_DK.utf8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.37-12-generic root=UUID=35f72a2c-efaa-4dd9-967c-fcb42c32ee56 ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x7fb72c5502f6 <_ZNK4sigc11signal_base4implEv+22>: mov 0x8(%rdi),%rbx
 PC (0x7fb72c5502f6) ok
 source "0x8(%rdi)" (0x000000e8) not located in a known VMA region (needed readable region)!
 destination "%rbx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: compiz
StacktraceTop:
 sigc::signal_base::impl() const () from /usr/lib/libsigc-2.0.so.0
 sigc::signal_base::connect(sigc::slot_base const&) () from /usr/lib/libsigc-2.0.so.0
 UnityScreen::UnityScreen(CompScreen*) () from /usr/lib/compiz/libunityshell.so
 CompPlugin::VTableForScreenAndWindow<UnityScreen, UnityWindow>::initScreen(CompScreen*) () from /usr/lib/compiz/libunityshell.so
 CompManager::initPlugin(CompPlugin*) ()
Title: compiz crashed with SIGSEGV in sigc::signal_base::impl()
UnitySupportTest:

UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
dmi.bios.date: 12/02/2009
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: P01-A4L
dmi.board.asset.tag: To Be Filled By O.E.M.
dmi.board.name: FMCP7A-ION
dmi.board.vendor: Acer
dmi.chassis.type: 3
dmi.chassis.vendor: Acer
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrP01-A4L:bd12/02/2009:svnAcer:pnAspireR3610:pvr:rvnAcer:rnFMCP7A-ION:rvr:cvnAcer:ct3:cvr:
dmi.product.name: Aspire R3610
dmi.sys.vendor: Acer
version.libdrm2: libdrm2 2.4.22-2ubuntu1
version.libgl1-mesa-glx: libgl1-mesa-glx 7.9+repack-1ubuntu6
version.nvidia-graphics-drivers: nvidia-graphics-drivers N/A
version.xserver-xorg: xserver-xorg 1:7.5+6ubuntu8
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.13.2-1ubuntu2
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.13.901-2ubuntu2
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20100805+b96170a-0ubuntu1

[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 #700600, 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.