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[Bug 953963] Re: compiz crashed with SIGSEGV in ObjectPtr() from unity::launcher::Launcher::DesaturateIcons() from unity::launcher::Launcher::OnOverlayShown()

To: dx-packages@xxxxxxxxxxxxxxxxxxx
From: Marco Trevisan (Treviño) <mail@xxxxxxxxx>
Date: Wed, 23 Jul 2014 16:23:15 -0000
Reply-to: Bug 953963 <953963@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx

** Changed in: unity
    Milestone: 7.0.1 => 7.3.1

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https://bugs.launchpad.net/bugs/953963

Title:
  compiz crashed with SIGSEGV in ObjectPtr() from
  unity::launcher::Launcher::DesaturateIcons() from
  unity::launcher::Launcher::OnOverlayShown()

Status in Unity:
  Triaged
Status in “unity” package in Ubuntu:
  Confirmed

Bug description:
  In Compiz config settings manager I've just reenabled Unity plugin
  when crash happened.

  ProblemType: Crash
  DistroRelease: Ubuntu 12.04
  Package: unity 5.6.0-0ubuntu1
  ProcVersionSignature: Ubuntu 3.2.0-18.29-generic 3.2.9
  Uname: Linux 3.2.0-18-generic x86_64
  ApportVersion: 1.94.1-0ubuntu2
  Architecture: amd64
  Date: Tue Mar 13 12:53:34 2012
  ExecutablePath: /usr/bin/compiz
  InstallationMedia: Ubuntu-Server 12.04 LTS "Precise Pangolin" - Alpha amd64 (20120313)
  ProcCmdline: compiz
  SegvAnalysis:
   Segfault happened at: 0x7fda626982e0 <_ZN5unity8launcher8Launcher15DesaturateIconsEv+48>:	mov    (%rbx),%rax
   PC (0x7fda626982e0) ok
   source "(%rbx)" (0x00000061) not located in a known VMA region (needed readable region)!
   destination "%rax" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: unity
  StacktraceTop:
   unity::launcher::Launcher::DesaturateIcons() () from /usr/lib/compiz/libunityshell.so
   unity::launcher::Launcher::OnOverlayShown(_GVariant*) () from /usr/lib/compiz/libunityshell.so
   unity::UBusManager::OnCallback(_GVariant*, void*) () from /usr/lib/compiz/libunityshell.so
   ?? () from /usr/lib/compiz/libunityshell.so
   g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  Title: compiz crashed with SIGSEGV in unity::launcher::Launcher::DesaturateIcons()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

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