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

*** This bug is a duplicate of bug 1228965 ***
    https://bugs.launchpad.net/bugs/1228965

** This bug has been marked a duplicate of bug 1228965
   compiz crashed with SIGSEGV in unity::ui::EdgeBarrierController::Impl::SetupBarriers()

** Information type changed from Private to Public

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https://bugs.launchpad.net/bugs/1229706

Title:
  compiz crashed with SIGSEGV in main_arena()

Status in “unity” package in Ubuntu:
  New

Bug description:
  
  In display-settings I switched off second display on HDMI Port which produced this crash

  ProblemType: Crash
  DistroRelease: Ubuntu 13.10
  Package: unity 7.1.0+13.10.20130920-0ubuntu1
  ProcVersionSignature: Ubuntu 3.11.0-8.15-generic 3.11.1
  Uname: Linux 3.11.0-8-generic x86_64
  NonfreeKernelModules: wl
  ApportVersion: 2.12.4-0ubuntu1
  Architecture: amd64
  Date: Tue Sep 24 14:56:51 2013
  ExecutablePath: /usr/bin/compiz
  MarkForUpload: True
  ProcCmdline: compiz
  ProcEnviron:
   LANGUAGE=de_AT:de
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=de_AT.UTF-8
   SHELL=/bin/bash
  SegvAnalysis:
   Segfault happened at: 0x7faaedcc4bb8 <main_arena+1144>:	add    %ah,(%rdi)
   PC (0x7faaedcc4bb8) in non-executable VMA region: 0x7faaedcc4000-0x7faaedcc6000 rw-p /lib/x86_64-linux-gnu/libc-2.17.so
   source "%ah" ok
   destination "(%rdi)" (0x0275c078) ok
  SegvReason: executing writable VMA /lib/x86_64-linux-gnu/libc-2.17.so
  Signal: 11
  SourcePackage: unity
  StacktraceTop:
   main_arena () from /lib/x86_64-linux-gnu/libc.so.6
   unity::ui::EdgeBarrierController::Impl::SetupBarriers(std::vector<nux::Rect, std::allocator<nux::Rect> > const&) () from /usr/lib/compiz/libunityshell.so
   ?? () from /usr/lib/compiz/libunityshell.so
   unity::glib::Source::SourceCallback(void*) () from /usr/lib/libunity-core-6.0.so.7
   g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  Title: compiz crashed with SIGSEGV in main_arena()
  UpgradeStatus: Upgraded to saucy on 2013-09-24 (0 days ago)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

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