unity-2d-launcher crashed with SIGSEGV in gdk_display_get_event()

[joshg]

crashes after an application freeze

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: unity-2d-launcher 4.10.0-0ubuntu1
ProcVersionSignature: Ubuntu 3.0.0-11.18-generic 3.0.4
Uname: Linux 3.0.0-11-generic i686
ApportVersion: 1.23-0ubuntu1
Architecture: i386
CrashCounter: 1
Date: Mon Sep 26 17:29:34 2011
ExecutablePath: /usr/bin/unity-2d-launcher
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta i386 (20110904)
ProcCmdline: unity-2d-launcher
SegvAnalysis:
 Segfault happened at: 0x909311: mov 0x8(%esi),%ebp
 PC (0x00909311) ok
 source "0x8(%esi)" (0x00000008) not located in a known VMA region (needed readable region)!
 destination "%ebp" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: unity-2d
StacktraceTop:
 ?? () from /usr/lib/libgdk-3.so.0
 ?? () from /usr/lib/libgdk-3.so.0
 ?? () from /usr/lib/libgdk-3.so.0
 ?? () from /usr/lib/libgdk-3.so.0
 gdk_display_get_event () from /usr/lib/libgdk-3.so.0
Title: unity-2d-launcher crashed with SIGSEGV in gdk_display_get_event()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare scanner

[Apport retracing service (apport)]

StacktraceTop:
 create_device (dev=<optimized out>, display=0x958d000, device_manager=<optimized out>) at /build/buildd/gtk+3.0-3.1.92/./gdk/x11/gdkdevicemanager-xi2.c:245
 add_device (device_manager=0x957d028, dev=0x0, emit_signal=1) at /build/buildd/gtk+3.0-3.1.92/./gdk/x11/gdkdevicemanager-xi2.c:310
 handle_hierarchy_changed (device_manager=0x957d028, ev=<optimized out>) at /build/buildd/gtk+3.0-3.1.92/./gdk/x11/gdkdevicemanager-xi2.c:590
 gdk_x11_device_manager_xi2_translate_event (xevent=0xbf836f0c, event=0x9d6f178, display=0x958d000, translator=0x957d028) at /build/buildd/gtk+3.0-3.1.92/./gdk/x11/gdkdevicemanager-xi2.c:1050
 gdk_x11_device_manager_xi2_translate_event (translator=0x957d028, display=0x958d000, event=0x9d6f178, xevent=0xbf836f0c) at /build/buildd/gtk+3.0-3.1.92/./gdk/x11/gdkdevicemanager-xi2.c:1011