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[Marco Trevisan (Treviño) <mail@xxxxxxxxx>]

** Changed in: unity (Ubuntu)
       Status: New => Fix Released

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https://bugs.launchpad.net/bugs/754461

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

Status in Nux:
  Fix Released
Status in Unity:
  Fix Released
Status in “nux” package in Ubuntu:
  Fix Released
Status in “unity” package in Ubuntu:
  Fix Released

Bug description:
  Started LibreOffice Impress and pressed cancel on the first screen.
  Then it crashed.

  ProblemType: Crash
  DistroRelease: Ubuntu 11.04
  Package: libnux-0.9-0 0.9.40-0ubuntu1
  ProcVersionSignature: Ubuntu 2.6.38-8.41-generic 2.6.38.2
  Uname: Linux 2.6.38-8-generic i686
  Architecture: i386
  Date: Fri Apr  8 11:48:50 2011
  EcryptfsInUse: Yes
  ExecutablePath: /usr/bin/compiz
  ProcCmdline: compiz
  ProcEnviron:
   LANGUAGE=en_US:en
   LANG=nl_NL.utf8
   LC_MESSAGES=en_US.UTF-8
   SHELL=/bin/bash
  SegvAnalysis:
   Segfault happened at: 0x7cf272b <_ZN3nux16WindowCompositor14RenderTopViewsEbRSt4listINS_13ObjectWeakPtrINS_10BaseWindowEEESaIS4_EEbb+91>:	mov    0x10(%edx),%eax
   PC (0x07cf272b) ok
   source "0x10(%edx)" (0x00000031) not located in a known VMA region (needed readable region)!
   destination "%eax" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: nux
  StacktraceTop:
   nux::WindowCompositor::RenderTopViews(bool, std::list<nux::ObjectWeakPtr<nux::BaseWindow>, std::allocator<nux::ObjectWeakPtr<nux::BaseWindow> > >&, bool, bool) () from /usr/lib/libnux-0.9.so.0
   nux::WindowCompositor::Draw(bool, bool) () from /usr/lib/libnux-0.9.so.0
   nux::WindowThread::RenderInterfaceFromForeignCmd(nux::Rect*) () from /usr/lib/libnux-0.9.so.0
   UnityScreen::paintDisplay(CompRegion const&) () from /usr/lib/compiz/libunityshell.so
   UnityWindow::glDraw(GLMatrix const&, GLFragment::Attrib&, CompRegion const&, unsigned int) () from /usr/lib/compiz/libunityshell.so
  Title: compiz crashed with SIGSEGV in nux::WindowCompositor::RenderTopViews()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

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