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[Bug 1437638] Re: webapp-container crashed with SIGSEGV in QGuiApplication::focusObject()

To: ubuntu-apps-bugs@xxxxxxxxxxxxxxxxxxx
From: Chris Coulson <chrisccoulson@xxxxxxxxxx>
Date: Wed, 14 Sep 2016 13:16:16 -0000
Reply-to: Bug 1437638 <1437638@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx

*** This bug is a duplicate of bug 1448079 ***
    https://bugs.launchpad.net/bugs/1448079

** This bug is no longer a duplicate of bug 1435465
   Alt+F4 crashes app
** This bug has been marked a duplicate of bug 1448079
   Don't run the event loop after QGuiApplication begins to tear down

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https://bugs.launchpad.net/bugs/1437638

Title:
  webapp-container crashed with SIGSEGV in
  QGuiApplication::focusObject()

Status in webbrowser-app package in Ubuntu:
  New

Bug description:
  Can't say what exactly happened.

  ProblemType: Crash
  DistroRelease: Ubuntu 15.04
  Package: webapp-container 0.23+15.04.20150323-0ubuntu1
  ProcVersionSignature: Ubuntu 3.19.0-10.10-generic 3.19.2
  Uname: Linux 3.19.0-10-generic x86_64
  ApportVersion: 2.16.2-0ubuntu5
  Architecture: amd64
  CurrentDesktop: Unity
  Date: Sat Mar 28 14:47:49 2015
  ExecutablePath: /usr/bin/webapp-container
  InstallationDate: Installed on 2014-11-02 (145 days ago)
  InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
  ProcCmdline: webapp-container --app-id=GoogleCalendargooglecom --webapp=R29vZ2xlQ2FsZW5kYXI= --enable-back-forward --store-session-cookies
  SegvAnalysis:
   Segfault happened at: 0x7fa41a5fded4 <_ZN15QGuiApplication11focusObjectEv+36>:	jmpq   *%rdx
   PC (0x7fa41a5fded4) ok
   source "*%rdx" (0x72005000650074) not located in a known VMA region (needed readable region)!
  SegvReason: reading unknown VMA
  Signal: 11
  SourcePackage: webbrowser-app
  StacktraceTop:
   QGuiApplication::focusObject() () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
   ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforminputcontexts/libibusplatforminputcontextplugin.so
   QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
   ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforminputcontexts/libibusplatforminputcontextplugin.so
   ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforminputcontexts/libibusplatforminputcontextplugin.so
  Title: webapp-container crashed with SIGSEGV in QGuiApplication::focusObject()
  UpgradeStatus: Upgraded to vivid on 2015-03-28 (0 days ago)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

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