unity_support_test crashed with SIGSEGV in __libc_start_main()

[Andrew Tonks]

crash on login

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: nux-tools 1.6.0-0ubuntu2
ProcVersionSignature: Ubuntu 3.0.0-10.16-generic-pae 3.0.4
Uname: Linux 3.0.0-10-generic-pae i686
Architecture: i386
CompizPlugins: [core,bailer,detection,composite,opengl,decor,mousepoll,vpswitch,regex,animation,snap,expo,move,compiztoolbox,place,grid,imgpng,gnomecompat,wall,ezoom,workarounds,staticswitcher,resize,fade,unitymtgrabhandles,scale,session,unityshell]
CompositorRunning: None
CrashCounter: 1
Date: Thu Sep 8 11:02:38 2011
DistUpgraded: Log time: 2011-09-02 11:56:35.279540
DistroCodename: oneiric
DistroVariant: ubuntu
ExecutablePath: /usr/lib/nux/unity_support_test
GraphicsCard:
 Intel Corporation Core Processor Integrated Graphics Controller [8086:0046] (rev 02) (prog-if 00 [VGA controller])
   Subsystem: Lenovo Device [17aa:215a]
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release i386 (20101007.1)
MachineType: LENOVO 0831CTO
ProcCmdline: /usr/lib/nux/unity_support_test -p -f
ProcEnviron:
 LANG=en_GB.utf8
 SHELL=/bin/bash
 PATH=(custom, user)
 LC_MESSAGES=C
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-10-generic-pae root=UUID=b60d7ccd-7864-468c-9b6e-a836e3dd455f ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x8048ec2: movzbl (%esi,%eax,1),%ebx
 PC (0x08048ec2) ok
 source "(%esi,%eax,1)" (0x00000003) not located in a known VMA region (needed readable region)!
 destination "%ebx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: nux
StacktraceTop:
 ?? ()
 __libc_start_main (main=0x8048cd0, argc=3, ubp_av=0xbfd7dd34, init=0x8049ec0, fini=0x8049f30, rtld_fini=0xb787abc0, stack_end=0xbfd7dd2c) at libc-start.c:226
 ?? ()
Title: unity_support_test crashed with SIGSEGV in __libc_start_main()
UdevDb: Error: [Errno 2] No such file or directory
UnitySupportTest:
 Error: command ['/usr/lib/nux/unity_support_test', '-p', '-f'] failed with exit code -11: Xlib: extension "GLX" missing on display ":0".
 Xlib: extension "GLX" missing on display ":0".
 Xlib: extension "GLX" missing on display ":0".
UpgradeStatus: Upgraded to oneiric on 2011-09-02 (5 days ago)
UserGroups: adm admin cdrom dialout lpadmin nopasswdlogin plugdev sambashare vboxusers
dmi.bios.date: 12/17/2010
dmi.bios.vendor: LENOVO
dmi.bios.version: 6QET62WW (1.32 )
dmi.board.name: 0831CTO
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:bvr6QET62WW(1.32):bd12/17/2010:svnLENOVO:pn0831CTO:pvrThinkPadX201Tablet:rvnLENOVO:rn0831CTO:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 0831CTO
dmi.product.version: ThinkPad X201 Tablet
dmi.sys.vendor: LENOVO
version.compiz: compiz 1:0.9.5.92+bzr2791-0ubuntu2
version.libdrm2: libdrm2 2.4.26-1ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 7.11-0ubuntu3
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 7.11-0ubuntu3
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 1:6.14.99~git20110811.g93fc084-0ubuntu1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.15.901-1ubuntu2
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 #810182, 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.