** Information type changed from Private to Public

** Package changed: gnome-session (Ubuntu) => virtualbox (Ubuntu)

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https://bugs.launchpad.net/bugs/1281223

Title:
  gnome-session-check-accelerated-helper crashed with SIGSEGV in
  __GI___pthread_mutex_lock()

Status in “virtualbox” package in Ubuntu:
  New

Bug description:
  Hey dear bug team i found this bug after i login to my desktop in
  virtualbox  i use Ubuntu gnome remixe 14.04 64 bit

  ProblemType: Crash
  DistroRelease: Ubuntu 14.04
  Package: gnome-session-bin 3.9.90-0ubuntu7
  ProcVersionSignature: Ubuntu 3.12.0-2.7-generic 3.12.0
  Uname: Linux 3.12.0-2-generic x86_64
  ApportVersion: 2.13.2-0ubuntu4
  Architecture: amd64
  CurrentDesktop: GNOME
  Date: Mon Feb 17 19:03:35 2014
  ExecutablePath: /usr/lib/gnome-session/gnome-session-check-accelerated-helper
  InstallationDate: Installed on 2013-11-10 (99 days ago)
  InstallationMedia: Ubuntu-GNOME 14.04 "Trusty Tahr" - Alpha amd64 (20131109)
  ProcCmdline: /usr/lib/gnome-session/gnome-session-check-accelerated-helper
  ProcEnviron:
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=de_DE.UTF-8
   SHELL=/bin/bash
  SegvAnalysis:
   Segfault happened at: 0x7fe687304414 <__GI___pthread_mutex_lock+4>:  mov    
0x10(%rdi),%esi
   PC (0x7fe687304414) ok
   source "0x10(%rdi)" (0x000020d8) not located in a known VMA region (needed 
readable region)!
   destination "%esi" ok
   Stack memory exhausted (SP below stack segment)
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: gnome-session
  StacktraceTop:
   __GI___pthread_mutex_lock (mutex=0x0) at ../nptl/pthread_mutex_lock.c:66
   ?? () from /usr/lib/x86_64-linux-gnu/dri/vboxvideo_dri.so
   ?? () from /usr/lib/x86_64-linux-gnu/dri/vboxvideo_dri.so
   ?? () from /usr/lib/x86_64-linux-gnu/dri/vboxvideo_dri.so
   start_thread (arg=0x7fe684af2700) at pthread_create.c:312
  Title: gnome-session-check-accelerated-helper crashed with SIGSEGV in 
__GI___pthread_mutex_lock()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

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