compiz crashed with SIGSEGV in g_atomic_int_exchange_and_add()

[Paolo Sammicheli]

While performing Case ID: gpr-003

http://testcases.qa.ubuntu.com/Hardware/X/GraphicsVideoPerformance#Launcher%20action%2001%20-%20Double-Click

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: libnux-0.9-0 0.9.32-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.38-6.34-generic 2.6.38-rc7
Uname: Linux 2.6.38-6-generic i686
NonfreeKernelModules: nvidia
Architecture: i386
Date: Tue Mar 15 19:55:28 2011
ExecutablePath: /usr/bin/compiz
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha i386 (20110314)
ProcCmdline: compiz
ProcEnviron:
 LANGUAGE=en_US:en
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x3d7369 <g_atomic_int_exchange_and_add+9>: lock xadd %eax,(%edx)
 PC (0x003d7369) ok
 source "%eax" ok
 destination "(%edx)" (0x00000014) not located in a known VMA region (needed writable region)!
SegvReason: writing NULL VMA
Signal: 11
SourcePackage: nux
StacktraceTop:
 g_atomic_int_exchange_and_add () from /lib/libglib-2.0.so.0
 g_variant_unref () from /lib/libglib-2.0.so.0
 ?? () from /usr/lib/libdee-1.0.so.1
 dee_model_get_string () from /usr/lib/libdee-1.0.so.1
 ?? () from /usr/lib/libdee-1.0.so.1
Title: compiz crashed with SIGSEGV in g_atomic_int_exchange_and_add()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare