*** This bug is a duplicate of bug 1363959 ***
    https://bugs.launchpad.net/bugs/1363959

Thank you for taking the time to report this crash and helping to make
this software better.  This particular crash has already been reported
and is a duplicate of bug #1363959, so is being marked as such.  Please
look at the other bug report to see if there is any missing information
that you can provide, or to see if there is a workaround for the bug.
Additionally, any further discussion regarding the bug should occur in
the other report.  Please continue to report any other bugs you may
find.

** Attachment removed: "CoreDump.gz"
   
https://bugs.launchpad.net/bugs/1367841/+attachment/4200764/+files/CoreDump.gz

** Attachment removed: "Disassembly.txt"
   
https://bugs.launchpad.net/bugs/1367841/+attachment/4200767/+files/Disassembly.txt

** Attachment removed: "ProcMaps.txt"
   
https://bugs.launchpad.net/bugs/1367841/+attachment/4200779/+files/ProcMaps.txt

** Attachment removed: "ProcStatus.txt"
   
https://bugs.launchpad.net/bugs/1367841/+attachment/4200781/+files/ProcStatus.txt

** Attachment removed: "Registers.txt"
   
https://bugs.launchpad.net/bugs/1367841/+attachment/4200782/+files/Registers.txt

** Attachment removed: "Stacktrace.txt"
   
https://bugs.launchpad.net/bugs/1367841/+attachment/4200783/+files/Stacktrace.txt

** Attachment removed: "ThreadStacktrace.txt"
   
https://bugs.launchpad.net/bugs/1367841/+attachment/4200784/+files/ThreadStacktrace.txt

** This bug has been marked a duplicate of private bug 1363959

** Information type changed from Private to Public

** Tags removed: need-amd64-retrace

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You received this bug notification because you are a member of Desktop
Packages, which is subscribed to compiz in Ubuntu.
https://bugs.launchpad.net/bugs/1367841

Title:
  compiz crashed with SIGSEGV in nux::WindowCompositor::DndEventCycle()

Status in “compiz” package in Ubuntu:
  New

Bug description:
  I was moving a layer in GIMP via drag-and-drop and when I released the
  mouse button, the display froze for a while, then Compiz restarted and
  this crash report was produced.

  ProblemType: Crash
  DistroRelease: Ubuntu 14.04
  Package: compiz-core 1:0.9.11.2+14.04.20140714-0ubuntu1
  ProcVersionSignature: Ubuntu 3.13.0-35.62-generic 3.13.11.6
  Uname: Linux 3.13.0-35-generic x86_64
  .tmp.unity.support.test.0:
   
  ApportVersion: 2.14.1-0ubuntu3.3
  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: Wed Sep 10 19:04:46 2014
  DistUpgraded: Fresh install
  DistroCodename: trusty
  DistroVariant: ubuntu
  DkmsStatus:
   virtualbox, 4.3.10, 3.13.0-33-generic, x86_64: installed
   virtualbox, 4.3.10, 3.13.0-34-generic, x86_64: installed
   virtualbox, 4.3.10, 3.13.0-35-generic, x86_64: installed
  ExecutablePath: /usr/bin/compiz
  GraphicsCard:
   Intel Corporation 2nd Generation Core Processor Family Integrated Graphics 
Controller [8086:0116] (rev 09) (prog-if 00 [VGA controller])
     Subsystem: Holco Enterprise Co, Ltd/Shuttle Computer Device [1297:2020]
  InstallationDate: Installed on 2014-04-10 (153 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Daily amd64 (20140410)
  MachineType: A15HV01 A15HV01
  ProcCmdline: compiz
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.13.0-35-generic 
root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=7
  SegvAnalysis:
   Segfault happened at: 0x7fd8db905527 
<_ZN3nux16WindowCompositor13DndEventCycleERNS_5EventE+263>:     mov    
(%rax),%rax
   PC (0x7fd8db905527) ok
   source "(%rax)" (0x00000000) not located in a known VMA region (needed 
readable region)!
   destination "%rax" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: compiz
  StacktraceTop:
   nux::WindowCompositor::DndEventCycle(nux::Event&) () from 
/usr/lib/x86_64-linux-gnu/libnux-4.0.so.0
   nux::WindowCompositor::ProcessEvent(nux::Event&) () from 
/usr/lib/x86_64-linux-gnu/libnux-4.0.so.0
   nux::WindowThread::DoProcessEvent(nux::Event&) () from 
/usr/lib/x86_64-linux-gnu/libnux-4.0.so.0
   nux::nux_event_dispatch(_GSource*, int (*)(void*), void*) () from 
/usr/lib/x86_64-linux-gnu/libnux-4.0.so.0
   g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  Title: compiz crashed with SIGSEGV in nux::WindowCompositor::DndEventCycle()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dialout dip lpadmin plugdev sambashare sudo
  dmi.bios.date: 09/02/2011
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: 1.04.QUA
  dmi.board.asset.tag: To be filled by O.E.M.
  dmi.board.name: HURONRIVER
  dmi.board.vendor: INTEL Corporation
  dmi.board.version: To be filled by O.E.M.
  dmi.chassis.asset.tag: To Be Filled By O.E.M.
  dmi.chassis.type: 3
  dmi.chassis.vendor: To Be Filled By O.E.M.
  dmi.chassis.version: To Be Filled By O.E.M.
  dmi.modalias: 
dmi:bvnAmericanMegatrendsInc.:bvr1.04.QUA:bd09/02/2011:svnA15HV01:pnA15HV01:pvrTobefilledbyO.E.M.:rvnINTELCorporation:rnHURONRIVER:rvrTobefilledbyO.E.M.:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:
  dmi.product.name: A15HV01
  dmi.product.version: To be filled by O.E.M.
  dmi.sys.vendor: A15HV01
  version.compiz: compiz 1:0.9.11.2+14.04.20140714-0ubuntu1
  version.ia32-libs: ia32-libs N/A
  version.libdrm2: libdrm2 2.4.52-1
  version.libgl1-mesa-dri: libgl1-mesa-dri 10.1.3-0ubuntu0.1
  version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
  version.libgl1-mesa-glx: libgl1-mesa-glx 10.1.3-0ubuntu0.1
  version.xserver-xorg-core: xserver-xorg-core 2:1.15.1-0ubuntu2.1
  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.8.2-1ubuntu2
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.3.0-1ubuntu3.1
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 
2:2.99.910-0ubuntu1.1
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 
1:1.0.10-1ubuntu2
  xserver.bootTime: Mon Sep  8 16:36:12 2014
  xserver.configfile: default
  xserver.logfile: /var/log/Xorg.0.log
  xserver.outputs:
   product id                               12890 
   vendor                                     SEC
  xserver.version: 2:1.15.1-0ubuntu2.1

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