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[Bug 1291243] Re: compiz crashed with SIGSEGV in TfpTexture::releaseTexImage()

To: dx-packages@xxxxxxxxxxxxxxxxxxx
From: Launchpad Bug Tracker <1291243@xxxxxxxxxxxxxxxxxx>
Date: Wed, 02 Apr 2014 15:13:23 -0000
Reply-to: Bug 1291243 <1291243@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx

** Branch linked: lp:~3v1n0/unity/datapool-destruction-fix

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https://bugs.launchpad.net/bugs/1291243

Title:
  compiz crashed with SIGSEGV in TfpTexture::releaseTexImage()

Status in Unity:
  In Progress
Status in “unity” package in Ubuntu:
  In Progress

Bug description:
  Spread wasn't working anymore, so I performed compiz --replace, then
  shut the terminal again, then this error came up.

  ProblemType: Crash
  DistroRelease: Ubuntu 14.04
  Package: unity 7.1.2+14.04.20140311-0ubuntu1
  ProcVersionSignature: Ubuntu 3.13.0-17.37-generic 3.13.6
  Uname: Linux 3.13.0-17-generic x86_64
  ApportVersion: 2.13.3-0ubuntu1
  Architecture: amd64
  CurrentDesktop: Unity
  Date: Wed Mar 12 09:50:25 2014
  ExecutablePath: /usr/bin/compiz
  InstallationDate: Installed on 2011-10-08 (885 days ago)
  InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta amd64 (20111007.1)
  ProcCmdline: compiz
  SegvAnalysis:
   Segfault happened at: 0x7f20ec8d596e <_ZN10TfpTexture15releaseTexImageEv+30>:	mov    (%rdi),%rax
   PC (0x7f20ec8d596e) ok
   source "(%rdi)" (0x00000000) not located in a known VMA region (needed readable region)!
   destination "%rax" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: unity
  StacktraceTop:
   TfpTexture::releaseTexImage() () from /usr/lib/compiz/libopengl.so
   TfpTexture::~TfpTexture() () from /usr/lib/compiz/libopengl.so
   TfpTexture::~TfpTexture() () from /usr/lib/compiz/libopengl.so
   GLTexture::List::clear() () from /usr/lib/compiz/libopengl.so
   unity::PluginAdapter::InitiateScale(std::string const&, int) () from /usr/lib/compiz/libunityshell.so
  Title: compiz crashed with SIGSEGV in TfpTexture::releaseTexImage()
  UpgradeStatus: Upgraded to trusty on 2014-03-09 (2 days ago)
  UserGroups: adm admin cdrom dialout lp lpadmin plugdev sambashare saned scanner

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