glxinfo crashed with SIGSEGV in XF86DRIQueryExtension()....i was tryin to run compiz-icon

[Vinay]

i was tryin to run compiz-icon when got this problem. I recently updated to 11.04.

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: mesa-utils 8.0.1+git20110129+d8f7d6b-0ubuntu2
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic i686
Architecture: i386
Date: Tue Apr 12 13:44:12 2011
ExecutablePath: /usr/bin/glxinfo
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release i386 (20101007)
ProcCmdline: glxinfo
ProcEnviron:
 SHELL=/bin/bash
 LC_MESSAGES=en_IN.UTF-8
 LANG=en_IN
 LANGUAGE=en_IN:en
SegvAnalysis:
 Segfault happened at: 0x189824 <XF86DRIQueryExtension+142>: movzbl 0x4(%esi),%edx
 PC (0x00189824) ok
 source "0x4(%esi)" (0x00000004) not located in a known VMA region (needed readable region)!
 destination "%edx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: mesa-demos
Stacktrace:
 #0 0x00189824 in XF86DRIQueryExtension () from /usr/lib/fglrx/libGL.so.1
 No symbol table info available.
 #1 0x00230ae6 in ?? () from /usr/lib/i386-linux-gnu/libX11.so.6
 No symbol table info available.
StacktraceTop:
 XF86DRIQueryExtension () from /usr/lib/fglrx/libGL.so.1
 ?? () from /usr/lib/i386-linux-gnu/libX11.so.6
Title: glxinfo crashed with SIGSEGV in XF86DRIQueryExtension()
UpgradeStatus: Upgraded to natty on 2011-04-11 (0 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
XsessionErrors: (firefox-bin:4268): Bonobo-WARNING **: Bonobo must be initialized before use

[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 #747565, 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.