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[Will Cooke <1275379@xxxxxxxxxxxxxxxxxx>]

As part of the big bug clear up for 16.04 LTS I am marking this bug as Wont Fix.
These types of crasher are better handled by errors.ubutnu.com which can collate similar crash reports to help us identify persitent bugs rather than one-off crashes.
Sorry we are not able to help with this specific issue. If you are still experiencing this crash, please re-open the bug and add the tag "desktop-bugscrub-reopened". See https://wiki.ubuntu.com/BigDesktopBugScrub for more information.

** Changed in: nux
       Status: Confirmed => Won't Fix

** Changed in: nux (Ubuntu)
       Status: Confirmed => Won't Fix

** Tags added: desktop-bugscrub-autoclosed

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https://bugs.launchpad.net/bugs/1275379

Title:
  unity_support_test crashed with SIGSEGV in __GI___pthread_mutex_lock()

Status in Nux:
  Won't Fix
Status in nux package in Ubuntu:
  Won't Fix

Bug description:
  This occured on VirtualBox.

  ProblemType: Crash
  DistroRelease: Ubuntu 14.04
  Package: nux-tools 4.0.3+13.10.20131011-0ubuntu2
  ProcVersionSignature: Ubuntu 3.13.0-6.23-generic 3.13.0
  Uname: Linux 3.13.0-6-generic x86_64
  .tmp.unity.support.test.0:
   
  .tmp.unity.support.test.1:
   
  ApportVersion: 2.13.2-0ubuntu2
  Architecture: amd64
  CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
  CompositorRunning: compiz
  CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
  CompositorUnredirectFSW: true
  CurrentDesktop: Unity
  Date: Sun Feb  2 10:51:19 2014
  DistUpgraded: Fresh install
  DistroCodename: trusty
  DistroVariant: ubuntu
  ExecutablePath: /usr/lib/nux/unity_support_test
  GraphicsCard: InnoTek Systemberatung GmbH VirtualBox Graphics Adapter [80ee:beef] (prog-if 00 [VGA controller])
  InstallationDate: Installed on 2014-02-01 (0 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64 (20140201)
  Lsusb:
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 002 Device 002: ID 80ee:0021 VirtualBox USB Tablet
   Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: innotek GmbH VirtualBox
  ProcCmdline: /usr/lib/nux/unity_support_test
  ProcEnviron:
   LANGUAGE=ja
   PATH=(custom, user)
   XDG_RUNTIME_DIR=<set>
   LANG=ja_JP.UTF-8
   SHELL=/bin/bash
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-6-generic root=UUID=3059f971-387f-40ef-aa3c-259dd346cbb1 ro quiet splash vt.handoff=7
  Renderer: Software
  SegvAnalysis:
   Segfault happened at: 0x7f6342c2a414 <__GI___pthread_mutex_lock+4>:	mov    0x10(%rdi),%esi
   PC (0x7f6342c2a414) 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: nux
  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=0x7f63404de700) at pthread_create.c:312
  Title: unity_support_test crashed with SIGSEGV in __GI___pthread_mutex_lock()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip libvirtd lpadmin plugdev sambashare sudo
  dmi.bios.date: 12/01/2006
  dmi.bios.vendor: innotek GmbH
  dmi.bios.version: VirtualBox
  dmi.board.name: VirtualBox
  dmi.board.vendor: Oracle Corporation
  dmi.board.version: 1.2
  dmi.chassis.type: 1
  dmi.chassis.vendor: Oracle Corporation
  dmi.modalias: dmi:bvninnotekGmbH:bvrVirtualBox:bd12/01/2006:svninnotekGmbH:pnVirtualBox:pvr1.2:rvnOracleCorporation:rnVirtualBox:rvr1.2:cvnOracleCorporation:ct1:cvr:
  dmi.product.name: VirtualBox
  dmi.product.version: 1.2
  dmi.sys.vendor: innotek GmbH
  version.compiz: compiz 1:0.9.10+13.10.20131011-0ubuntu2
  version.ia32-libs: ia32-libs N/A
  version.libdrm2: libdrm2 2.4.52-1
  version.libgl1-mesa-dri: libgl1-mesa-dri 10.0.1-1ubuntu2
  version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
  version.libgl1-mesa-glx: libgl1-mesa-glx 10.0.1-1ubuntu2
  version.xserver-xorg-core: xserver-xorg-core 2:1.14.5-1ubuntu3
  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.8.2-1ubuntu1
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.3.0-1ubuntu1
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.907-0ubuntu1
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.10-1ubuntu1
  xserver.bootTime: Sun Feb  2 10:51:12 2014
  xserver.configfile: default
  xserver.errors:
   AIGLX error: vboxvideo does not export required DRI extension
   AIGLX: reverting to software rendering
  xserver.logfile: /var/log/Xorg.0.log
  xserver.version: 2:1.14.5-1ubuntu3
  xserver.video_driver: vboxvideo

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