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[Bug 1238095] Re: window-stack-bridge crashed with SIGSEGV in QVariant::QVariant()

To: dx-packages@xxxxxxxxxxxxxxxxxxx
From: Launchpad Bug Tracker <1238095@xxxxxxxxxxxxxxxxxx>
Date: Thu, 10 Oct 2013 15:54:03 -0000
Reply-to: Bug 1238095 <1238095@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx

Status changed to 'Confirmed' because the bug affects multiple users.

** Changed in: hud (Ubuntu)
       Status: New => Confirmed

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https://bugs.launchpad.net/bugs/1238095

Title:
  window-stack-bridge crashed with SIGSEGV in QVariant::QVariant()

Status in “hud” package in Ubuntu:
  Confirmed

Bug description:
  This bug happened after upgrading from 13.04 to 13.10

  ProblemType: Crash
  DistroRelease: Ubuntu 13.10
  Package: hud 13.10.1+13.10.20131010-0ubuntu1
  ProcVersionSignature: Ubuntu 3.11.0-12.19-generic 3.11.3
  Uname: Linux 3.11.0-12-generic x86_64
  NonfreeKernelModules: nvidia
  ApportVersion: 2.12.5-0ubuntu1
  Architecture: amd64
  Date: Thu Oct 10 17:36:11 2013
  ExecutablePath: /usr/lib/x86_64-linux-gnu/hud/window-stack-bridge
  InstallationDate: Installed on 2013-04-05 (188 days ago)
  InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Release amd64 (20121017.5)
  MarkForUpload: True
  ProcCmdline: /usr/lib/x86_64-linux-gnu/hud/window-stack-bridge
  ProcEnviron:
   PATH=(custom, no user)
   LANGUAGE=en_US
   XDG_RUNTIME_DIR=<set>
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SegvAnalysis:
   Segfault happened at: 0x7f80522d22e7 <_ZN8QVariantC2ERKS_+7>:	mov    0x8(%rbp),%edx
   PC (0x7f80522d22e7) ok
   source "0x8(%rbp)" (0x00000008) not located in a known VMA region (needed readable region)!
   destination "%edx" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: hud
  StacktraceTop:
   QVariant::QVariant(QVariant const&) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
   QDBusPendingReplyData::argumentAt(int) const () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
   BamfWindow::BamfWindow(QString const&, QDBusConnection const&) ()
   BamfWindowStack::addWindow(QString const&) ()
   BamfWindowStack::ViewOpened(QString const&, QString const&) ()
  Title: window-stack-bridge crashed with SIGSEGV in QVariant::QVariant()
  UpgradeStatus: Upgraded to saucy on 2013-10-10 (0 days ago)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo vboxusers
  upstart.window-stack-bridge.log:
   Window:  37748742 "Desktop" has no parents 
   Window:  37748742 "Desktop" has no parents

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