compiz crashed with SIGSEGV in glXDestroyContext()

[Geza Gyorfi]

I`m getting this error at first startup after upgrading from Ubuntu 12.04 to 12.10 Beta 2.

ProblemType: Crash
DistroRelease: Ubuntu 12.10
Package: compiz-core 1:0.9.8.2+bzr3377-0ubuntu1
ProcVersionSignature: Ubuntu 3.5.0-16.25-generic 3.5.4
Uname: Linux 3.5.0-16-generic x86_64
ApportVersion: 2.5.3-0ubuntu1
Architecture: amd64
CompizPlugins: [core,composite,opengl,compiztoolbox,decor,vpswitch,snap,mousepoll,resize,place,move,wall,grid,regex,imgpng,session,gnomecompat,animation,fade,unitymtgrabhandles,workarounds,scale,expo,ezoom,unityshell]
CompositorRunning: compiz
Date: Sat Sep 29 11:31:00 2012
DistUpgraded: 2012-09-29 11:29:21,458 DEBUG enabling apt cron job
DistroCodename: quantal
DistroVariant: ubuntu
DkmsStatus:
 fglrx, 9.000, 3.2.0-32-generic, x86_64: installed
 fglrx, 9.000, 3.5.0-16-generic, x86_64: installed
ExecutablePath: /usr/bin/compiz
GraphicsCard:
 Advanced Micro Devices [AMD] nee ATI RV620 [Mobility Radeon HD 3400 Series] [1002:95c4] (prog-if 00 [VGA controller])
   Subsystem: Dell Device [1028:0254]
MachineType: Dell Inc. Studio 1535
ProcCmdline: compiz
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.5.0-16-generic root=UUID=5638B1CA38B1A8FF loop=/hostname/disks/root.disk ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x7f54fc0d04bc <glXDestroyContext+60>: mov 0x19c(%rbx),%edi
 PC (0x7f54fc0d04bc) ok
 source "0x19c(%rbx)" (0x7f540000019c) not located in a known VMA region (needed readable region)!
 destination "%edi" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: compiz
StacktraceTop:
 glXDestroyContext () from /usr/lib/fglrx/libGL.so.1
 GLScreen::~GLScreen() () from /usr/lib/compiz/libopengl.so
 GLScreen::~GLScreen() () from /usr/lib/compiz/libopengl.so
 PluginClassHandler<GLScreen, CompScreen, 6>::get(CompScreen*) () from /usr/lib/compiz/libopengl.so
 PrivateGLWindow::PrivateGLWindow(CompWindow*, GLWindow*) () from /usr/lib/compiz/libopengl.so
Title: compiz crashed with SIGSEGV in glXDestroyContext()
UnitySupportTest:
 Error: command ['/usr/lib/nux/unity_support_test', '-p', '-f'] failed with exit code 1: X Error of failed request: BadRequest (invalid request code or no such operation)
   Major opcode of failed request: 153 (GLX)
   Minor opcode of failed request: 19 (X_GLXQueryServerString)
   Serial number of failed request: 22
   Current serial number in output stream: 22
UpgradeStatus: Upgraded to quantal on 2012-09-29 (0 days ago)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
dmi.bios.date: 12/04/2008
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A06
dmi.board.name: 0F700C
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvrA06:bd12/04/2008:svnDellInc.:pnStudio1535:pvr:rvnDellInc.:rn0F700C:rvr:cvnDellInc.:ct8:cvr:
dmi.product.name: Studio 1535
dmi.sys.vendor: Dell Inc.
version.compiz: compiz 1:0.9.8.2+bzr3377-0ubuntu1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.39-0ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 9.0~git20120917.7cfd42ce-0ubuntu3
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 9.0~git20120917.7cfd42ce-0ubuntu3
version.xserver-xorg-core: xserver-xorg-core 2:1.13.0-0ubuntu5
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~git20120913.8637f772-0ubuntu1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.20.8-0ubuntu2
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.2-0ubuntu2

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #1058288, 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.