gnome-session crashed with SIGSEGV

[Achim Behrens]

fully uptodate 13.10
upgraded yesterday from 13.04 and had now problems to login. Desktop crashed several times

ProblemType: Crash
DistroRelease: Ubuntu 13.10
Package: gnome-session-bin 3.8.2.1-1ubuntu2
ProcVersionSignature: Ubuntu 3.9.0-7.15-generic 3.9.7
Uname: Linux 3.9.0-7-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.10.2-0ubuntu2
Architecture: amd64
CrashCounter: 1
Date: Sun Jun 23 12:08:26 2013
ExecutablePath: /usr/bin/gnome-session
ExecutableTimestamp: 1371692753
InstallationDate: Installed on 2011-10-29 (603 days ago)
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
MarkForUpload: True
ProcCmdline: gnome-session --session=ubuntu
ProcCwd: /home/k1l
SegvAnalysis:
 Segfault happened at: 0x40c5e9: mov 0x8(%rax),%rcx
 PC (0x0040c5e9) ok
 source "0x8(%rax)" (0x00000008) not located in a known VMA region (needed readable region)!
 destination "%rcx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: gnome-session
Stacktrace:
 #0 0x000000000040c5e9 in ?? ()
 No symbol table info available.
 #1 0x0000000000000000 in ?? ()
 No symbol table info available.
StacktraceTop:
 ?? ()
 ?? ()
Title: gnome-session crashed with SIGSEGV
UpgradeStatus: Upgraded to saucy on 2013-06-23 (0 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Apport retracing service (apport)]

Stacktrace:
 #0 0x000000000040c5e9 in gsm_autostart_app_restart (app=0x25110e0, error=0x7fff12649af8) at gsm-autostart-app.c:1199
         local_error = 0x0
         res = <optimized out>
 #1 0x0000000000000000 in ?? ()
 No symbol table info available.
StacktraceTop:
 gsm_autostart_app_restart (app=0x25110e0, error=0x7fff12649af8) at gsm-autostart-app.c:1199
 ?? ()