gdm-session-worker crashed with SIGSEGV in g_simple_async_result_complete()

[Mike Trigwell]

crash reported after first boot on initial install

ProblemType: Crash
DistroRelease: Ubuntu 13.10
Package: gdm 3.8.1.1-0ubuntu5
ProcVersionSignature: Ubuntu 3.10.0-2.10-generic 3.10.0
Uname: Linux 3.10.0-2-generic i686
ApportVersion: 2.10.2-0ubuntu4
Architecture: i386
Date: Mon Jul 8 19:40:59 2013
ExecutablePath: /usr/lib/gdm/gdm-session-worker
InstallationDate: Installed on 2013-07-08 (0 days ago)
InstallationMedia: This
MarkForUpload: True
ProcCmdline: gdm-session-worker\ [pam/gdm-launch-environment]
ProcEnviron:
 LANG=en_GB.UTF-8
 TERM=linux
 LANGUAGE=en_GB:en
 PATH=(custom, no user)
SegvAnalysis:
 Segfault happened at: 0xb7408f04: mov (%esi),%edx
 PC (0xb7408f04) ok
 source "(%esi)" (0xaaaaaaaa) not located in a known VMA region (needed readable region)!
 destination "%edx" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: gdm
StacktraceTop:
 ?? () from /usr/lib/libaccountsservice.so.0
 g_simple_async_result_complete () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
 ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
 g_simple_async_result_complete () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
 ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
Title: gdm-session-worker crashed with SIGSEGV in g_simple_async_result_complete()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

[Apport retracing service (apport)]

StacktraceTop:
 ?? () from /tmp/apport_sandbox_Wnl_uE/usr/lib/libaccountsservice.so.0
 g_simple_async_result_complete (simple=simple@entry=0xb650a7a0) at /build/buildd/glib2.0-2.37.3/./gio/gsimpleasyncresult.c:777
 reply_cb (connection=0x8e74010, res=0x8e8dca8, user_data=user_data@entry=0xb650a7a0) at /build/buildd/glib2.0-2.37.3/./gio/gdbusproxy.c:2630
 g_simple_async_result_complete (simple=0x8e8dca8) at /build/buildd/glib2.0-2.37.3/./gio/gsimpleasyncresult.c:777
 g_dbus_connection_call_done (source=0x8e74010, result=0xb6502438, user_data=user_data@entry=0xb6507620) at /build/buildd/glib2.0-2.37.3/./gio/gdbusconnection.c:5484

[Launchpad Janitor (janitor)]

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

[Kelly Hyde (polarimetric)]

Just had this happen after installing updates from July 16. This bug happened simultaneously with bug #1202318.