unity-2d-shell crashed with SIGSEGV in geis_backend_token_delete()

[Adam Bruce]

This error occured just as I was submitting this bug: https://bugs.launchpad.net/ubuntu/+source/unity-2d/+bug/951575

Firefox was open at the time and was downloading a Nvidia driver.

Latop: Dell XPS 15z i7

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: unity-2d-shell 5.6.0-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-18.28-generic-pae 3.2.9
Uname: Linux 3.2.0-18-generic-pae i686
NonfreeKernelModules: nvidia
ApportVersion: 1.94.1-0ubuntu2
Architecture: i386
CrashCounter: 1
Date: Sat Mar 10 15:09:02 2012
Disassembly: => 0x1411: Cannot access memory at address 0x1411
ExecutablePath: /usr/bin/unity-2d-shell
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta i386 (20120301)
ProcCmdline: unity-2d-shell
ProcEnviron:
 LANGUAGE=en_GB:en
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x1411: Cannot access memory at address 0x1411
 PC (0x00001411) not located in a known VMA region (needed executable region)!
SegvReason: executing NULL VMA
Signal: 11
SourcePackage: unity-2d
StacktraceTop:
 ?? ()
 ?? () from /usr/lib/i386-linux-gnu/libutouch-geis.so.1
 geis_filter_delete () from /usr/lib/i386-linux-gnu/libutouch-geis.so.1
 ?? () from /usr/lib/i386-linux-gnu/libutouch-geis.so.1
 ?? () from /usr/lib/i386-linux-gnu/libutouch-geis.so.1
Title: unity-2d-shell crashed with SIGSEGV in geis_filter_delete()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

[Apport retracing service (apport)]

StacktraceTop:
 ?? ()
 geis_backend_token_delete (token=0x8e8afd8) at geis_backend_token.c:42
 geis_filter_delete (filter=0x8e9ac10) at geis_filter.c:368
 geis_filter_delete (filter=0x8e9ac10) at geis_filter.c:361
 geis_filter_bag_delete (bag=0x8e92cc0) at geis_filter.c:96