unity-greeter crashed with SIGSEGV in g_data_set_internal()

[Sunil V S]

Crashed at startup

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: unity-greeter 0.2.5-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-17.27-generic-pae 3.2.6
Uname: Linux 3.2.0-17-generic-pae i686
NonfreeKernelModules: nvidia
ApportVersion: 1.94.1-0ubuntu2
Architecture: i386
Date: Sat Mar 17 22:25:32 2012
ExecutablePath: /usr/sbin/unity-greeter
ProcCmdline: /usr/sbin/unity-greeter
ProcEnviron:
 LANGUAGE=en_IN:en
 LANG=en_IN
 SHELL=/bin/false
SegvAnalysis:
 Segfault happened at: 0xb6e29fb4 <g_datalist_id_set_data_full+356>: mov 0x0(%ebp),%ecx
 PC (0xb6e29fb4) ok
 source "0x0(%ebp)" (0xaaaaaaa8) not located in a known VMA region (needed readable region)!
 destination "%ecx" ok
 Stack memory exhausted (SP below stack segment)
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: unity-greeter
StacktraceTop:
 g_datalist_id_set_data_full () from /lib/i386-linux-gnu/libglib-2.0.so.0
 ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
 ?? () from /usr/lib/i386-linux-gnu/libgtk-3.so.0
 g_object_unref () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
 ?? ()
Title: unity-greeter crashed with SIGSEGV in g_datalist_id_set_data_full()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

[Apport retracing service (apport)]

StacktraceTop:
 g_data_set_internal (dataset=0x0, new_destroy_func=0, new_data=0x0, key_id=53, datalist=0x8fa9018) at /build/buildd/glib2.0-2.31.20/./glib/gdataset.c:373
 g_datalist_id_set_data_full (datalist=0x8fa9018, key_id=53, data=0x0, destroy_func=0) at /build/buildd/glib2.0-2.31.20/./glib/gdataset.c:680
 g_object_real_dispose (object=0x8fa9010) at /build/buildd/glib2.0-2.31.20/./gobject/gobject.c:1011
 gtk_widget_dispose (object=0x8fa9010) at /build/buildd/gtk+3.0-3.3.18/./gtk/gtkwidget.c:10342
 g_object_unref (_object=0x8fa9010) at /build/buildd/glib2.0-2.31.20/./gobject/gobject.c:2981

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.