[apport] compiz.real crashed with SIGSEGV

Binary package hint: compiz

I was trying compiz on KDE following this guide
http://pollycoke.wordpress.com/2007/03/29/ubuntu-feisty-kde-compiz/

I have a ati mobility radeon 9700 with open source radeon driver.

Beryl works fine. Compiz crashs.

ProblemType: Crash
Architecture: i386
Date: Fri Mar 30 00:05:20 2007
DistroRelease: Ubuntu 7.04
ExecutablePath: /usr/bin/compiz.real
Package: compiz-core 1:0.3.6-1ubuntu10
PackageArchitecture: i386
ProcCmdline: /usr/bin/compiz.real --no-fbo --ignore-desktop-hints --indirect-rendering --use-cow --replace png svg decoration wobbly fade move resize minimize cube rotate switcher screenshot scale place zoom dbus
ProcCwd: /home/lizardking/Desktop
ProcEnviron:
 LANGUAGE=it_IT:it:en_GB:en
 PATH=/home/lizardking/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/bin/X11:/usr/games
 LANG=it_IT.UTF-8
 SHELL=/bin/bash
Signal: 11
SourcePackage: compiz
Stacktrace:
 #0 0x08053320 in ?? ()
 #1 0x080750c0 in ?? ()
 #2 0x00000002 in ?? ()
 #3 0x0000130f in ?? ()
 #4 0x00000000 in ?? ()
StacktraceTop:
 ?? ()
 ?? ()
 ?? ()
 ?? ()
 ?? ()
Uname: Linux lizard 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