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

** Changed in: unity (Ubuntu)
       Status: Expired => Incomplete

** Changed in: unity (Ubuntu)
     Assignee: (unassigned) => Sam Spilsbury (smspillaz)

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https://bugs.launchpad.net/bugs/740854

Title:
  compiz crashed with SIGSEGV in WallScreen::drawCairoTextureOnScreen()

Status in Unity:
  Incomplete
Status in “compiz” package in Ubuntu:
  Incomplete
Status in “unity” package in Ubuntu:
  Incomplete

Bug description:
  Binary package hint: unity

  starting compiz

  ProblemType: Crash
  DistroRelease: Ubuntu 11.04
  Package: unity 3.6.6-0ubuntu2
  ProcVersionSignature: Ubuntu 2.6.38-7.38-generic 2.6.38
  Uname: Linux 2.6.38-7-generic x86_64
  NonfreeKernelModules: nvidia
  Architecture: amd64
  Date: Wed Mar 23 10:55:11 2011
  ExecutablePath: /usr/bin/compiz
  InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101007)
  ProcCmdline: compiz
  ProcEnviron:
   LANGUAGE=en_DK:en
   LANG=en_DK.UTF-8
   SHELL=/bin/bash
  SegvAnalysis:
   Segfault happened at: 0x7f42e01c3e59 <_ZN10WallScreen24drawCairoTextureOnScreenEv+377>:	mov    (%rax),%rdi
   PC (0x7f42e01c3e59) ok
   source "(%rax)" (0x00000000) not located in a known VMA region (needed readable region)!
   destination "%rdi" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: unity
  StacktraceTop:
   WallScreen::drawCairoTextureOnScreen() () from /usr/lib/compiz/libwall.so
   WallScreen::glPaintOutput(GLScreenPaintAttrib const&, GLMatrix const&, CompRegion const&, CompOutput*, unsigned int) () from /usr/lib/compiz/libwall.so
   GLScreen::glPaintOutput(GLScreenPaintAttrib const&, GLMatrix const&, CompRegion const&, CompOutput*, unsigned int) () from /usr/lib/compiz/libopengl.so
   UnityScreen::glPaintOutput(GLScreenPaintAttrib const&, GLMatrix const&, CompRegion const&, CompOutput*, unsigned int) () from /usr/lib/compiz/libunityshell.so
   GLScreen::glPaintOutput(GLScreenPaintAttrib const&, GLMatrix const&, CompRegion const&, CompOutput*, unsigned int) () from /usr/lib/compiz/libopengl.so
  Title: compiz crashed with SIGSEGV in WallScreen::drawCairoTextureOnScreen()
  UpgradeStatus: Upgraded to natty on 2011-03-23 (0 days ago)
  UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

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