compiz crashed with SIGSEGV in unity::hud::HudIconTextureSource::ColorForIcon()

[Mathieu Marquer]

While using Alt+Tab within a fullscreen Flash video.

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: unity 5.6.0-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-18.29-generic 3.2.9
Uname: Linux 3.2.0-18-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 1.94.1-0ubuntu2
Architecture: amd64
Date: Mon Mar 12 20:29:43 2012
ExecutablePath: /usr/bin/compiz
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha amd64 (20120212)
ProcCmdline: compiz
ProcEnviron:
 LANG=fr_FR.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x7f7ba2654453 <_ZN5unity3hud20HudIconTextureSource12ColorForIconEP10_GdkPixbuf+35>: mov (%r12),%rdx
 PC (0x7f7ba2654453) ok
 source "(%r12)" (0x24239c3300006300) not located in a known VMA region (needed readable region)!
 destination "%rdx" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: unity
StacktraceTop:
 unity::hud::HudIconTextureSource::ColorForIcon(_GdkPixbuf*) () from /usr/lib/compiz/libunityshell.so
 ?? () from /usr/lib/compiz/libunityshell.so
 unity::IconTexture::IconLoaded(std::string const&, unsigned int, _GdkPixbuf*) () from /usr/lib/compiz/libunityshell.so
 unity::IconLoader::Impl::CoalesceTasksCb(unity::IconLoader::Impl*) () from /usr/lib/compiz/libunityshell.so
 ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
Title: compiz crashed with SIGSEGV in unity::hud::HudIconTextureSource::ColorForIcon()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

[Apport retracing service (apport)]

StacktraceTop:
 unity::hud::HudIconTextureSource::ColorForIcon(_GdkPixbuf*) () from /tmp/tmpty2Z6q/usr/lib/compiz/libunityshell.so
 ?? () from /tmp/tmpty2Z6q/usr/lib/compiz/libunityshell.so
 unity::IconTexture::IconLoaded(std::string const&, unsigned int, _GdkPixbuf*) () from /tmp/tmpty2Z6q/usr/lib/compiz/libunityshell.so
 unity::IconLoader::Impl::CoalesceTasksCb(unity::IconLoader::Impl*) () from /tmp/tmpty2Z6q/usr/lib/compiz/libunityshell.so
 g_timeout_dispatch (source=<optimized out>, callback=<optimized out>, user_data=<optimized out>) at /build/buildd/glib2.0-2.31.20/./glib/gmain.c:3854