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["Stephen M. Webb" <stephen.webb@xxxxxxxxxxxxx>]

** Changed in: unity
    Milestone: 7.3.2 => 7.3.3

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https://bugs.launchpad.net/bugs/1044816

Title:
  compiz crashed with SIGSEGV in
  getCompPluginVTable20090315_unitymtgrabhandles()

Status in Unity:
  Confirmed
Status in unity package in Ubuntu:
  Confirmed

Bug description:
  In qemu with default Cirrus virtual adapter. Compiz fails to start--
  must run different DE.

  ProblemType: Crash
  DistroRelease: Ubuntu 12.10
  Package: compiz-core 1:0.9.8.0-0ubuntu1
  ProcVersionSignature: Ubuntu 3.5.0-13.14-generic 3.5.3
  Uname: Linux 3.5.0-13-generic i686
  ApportVersion: 2.5.1-0ubuntu4
  Architecture: i386
  CrashCounter: 1
  CurrentDmesg:
   [   36.768694] init: plymouth-stop pre-start process (1205) terminated with status 1
   [   47.841498] colord-sane[1420]: segfault at 0 ip b73c3f2f sp bfac69e0 error 4 in libc-2.15.so[b7315000+19f000]
   [   62.910143] compiz[1645]: segfault at 0 ip b2b38610 sp bf8d2550 error 4 in libunitymtgrabhandles.so[b2b23000+30000]
   [   72.130551] compiz[1745]: segfault at 0 ip b2ab5610 sp bf8302f0 error 4 in libunitymtgrabhandles.so[b2aa0000+30000]
  Date: Sat Sep  1 16:02:15 2012
  DistUpgraded: Fresh install
  DistroCodename: quantal
  DistroVariant: ubuntu
  ExecutablePath: /usr/bin/compiz
  GraphicsCard:
   Cirrus Logic GD 5446 [1013:00b8] (prog-if 00 [VGA controller])
     Subsystem: Red Hat, Inc Device [1af4:1100]
  InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Alpha i386 (20120901)
  Lsusb: Error: command ['lsusb'] failed with exit code 1: unable to initialize libusb: -99
  MachineType: Bochs Bochs
  ProcCmdline: compiz
  ProcEnviron:
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.5.0-13-generic root=UUID=405699d4-1c73-468b-8b95-d61e79775f21 ro quiet splash vt.handoff=7
  SegvAnalysis:
   Segfault happened at: 0xb2b38610 <getCompPluginVTable20090315_unitymtgrabhandles+32>:	mov    (%esi),%eax
   PC (0xb2b38610) ok
   source "(%esi)" (0x00000000) not located in a known VMA region (needed readable region)!
   destination "%eax" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: compiz
  StacktraceTop:
   getCompPluginVTable20090315_unitymtgrabhandles () from /usr/lib/compiz/libunitymtgrabhandles.so
   ?? () from /usr/lib/libcompiz_core.so.ABI-20120603
   CompPlugin::load(char const*) () from /usr/lib/libcompiz_core.so.ABI-20120603
   compiz::private_screen::PluginManager::updatePlugins(CompScreen*, std::vector<CompOption::Value, std::allocator<CompOption::Value> > const&) () from /usr/lib/libcompiz_core.so.ABI-20120603
   PrivateScreen::processEvents() () from /usr/lib/libcompiz_core.so.ABI-20120603
  Title: compiz crashed with SIGSEGV in getCompPluginVTable20090315_unitymtgrabhandles()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
  dmi.bios.date: 01/01/2007
  dmi.bios.vendor: Bochs
  dmi.bios.version: Bochs
  dmi.chassis.type: 1
  dmi.chassis.vendor: Bochs
  dmi.modalias: dmi:bvnBochs:bvrBochs:bd01/01/2007:svnBochs:pnBochs:pvr:cvnBochs:ct1:cvr:
  dmi.product.name: Bochs
  dmi.sys.vendor: Bochs
  version.compiz: compiz 1:0.9.8.0-0ubuntu1
  version.libdrm2: libdrm2 2.4.38-0ubuntu2
  version.libgl1-mesa-dri: libgl1-mesa-dri 9.0~git20120821.c1114c61-0ubuntu2
  version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
  version.libgl1-mesa-glx: libgl1-mesa-glx 9.0~git20120821.c1114c61-0ubuntu2
  version.xserver-xorg-core: xserver-xorg-core 2:1.12.99.905-0ubuntu3
  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.3-0ubuntu1
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.99.99~git20120713.6ef1ad6a-0ubuntu1
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.20.3-0ubuntu1
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.1-4~ubuntu1

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