compiz crashed with SIGSEGV in SimpleLauncherIcon::SetIconName()

[Per-Inge]

I got a couple of other crashes before this one. Chromium, Firefox and gnome-terminal was opened.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: unity 4.4.0-0ubuntu1
ProcVersionSignature: Ubuntu 3.0.0-6.7-generic 3.0.0-rc7
Uname: Linux 3.0.0-6-generic x86_64
Architecture: amd64
Date: Sat Jul 23 07:12:26 2011
ExecutablePath: /usr/bin/compiz
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Alpha amd64 (20110721)
ProcCmdline: compiz
ProcEnviron:
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x7ffbc50735e1: movdqu (%rdi),%xmm1
 PC (0x7ffbc50735e1) ok
 source "(%rdi)" (0x00000000) not located in a known VMA region (needed readable region)!
 destination "%xmm1" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: unity
StacktraceTop:
 ?? () from /lib/x86_64-linux-gnu/libc.so.6
 SimpleLauncherIcon::SetIconName(char const*) () from /usr/lib/compiz/libunityshell.so
 BamfLauncherIcon::BamfLauncherIcon(Launcher*, _BamfApplication*, CompScreen*) () from /usr/lib/compiz/libunityshell.so
 LauncherController::OnViewOpened(_BamfMatcher*, _BamfView*, void*) () from /usr/lib/compiz/libunityshell.so
 g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: compiz crashed with SIGSEGV in SimpleLauncherIcon::SetIconName()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare