[apport] compiz.real crashed with SIGSEGV in savageGetLock()

Binary package hint: compiz

I tried to start compiz over >System>Preferences>System Effects. Could not be started.

ProblemType: Crash
Architecture: i386
Date: Wed Apr 4 00:16:37 2007
DistroRelease: Ubuntu 7.04
ExecutablePath: /usr/bin/compiz.real
Package: compiz-core 1:0.3.6-1ubuntu12
PackageArchitecture: i386
ProcCmdline: /usr/bin/compiz.real --no-fbo --ignore-desktop-hints --replace gconf gconf
ProcCwd: /home/juergen
ProcEnviron:
 LANGUAGE=en_US:en
 PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/bin/X11:/usr/games
 LANG=en_US.UTF-8
 SHELL=/bin/bash
Signal: 11
SourcePackage: compiz
StacktraceTop:
 savageGetLock () from /usr/lib/dri/savage_dri.so
 savageFlushCmdBuf () from /usr/lib/dri/savage_dri.so
 ?? () from /usr/lib/dri/savage_dri.so
 ?? ()
 ?? ()
Uname: Linux juergen-laptop 2.6.20-13-generic #2 SMP Sun Mar 25 00:21:25 UTC 2007 i686 GNU/Linux
UserGroups: adm admin audio cdrom dialout dip floppy lpadmin plugdev scanner video