mythbuntu-bugs team mailing list archive

[Apport retracing service <712849@xxxxxxxxxxxxxxxxxx>]

Thank you for your report!

However, processing it in order to get sufficient information for the
developers failed (it does not generate an useful symbolic stack trace). This
might be caused by some outdated packages which were installed on your system
at the time of the report:

defoma: installed version 0.11.11ubuntu2, latest version: 0.11.12ubuntu1
mysql-client-core-5.1: installed version 5.1.54-1ubuntu3, latest version: 5.1.54-1ubuntu4
mysql-common: installed version 5.1.54-1ubuntu3, latest version: 5.1.54-1ubuntu4
mysql-client-5.1: installed version 5.1.54-1ubuntu3, latest version: 5.1.54-1ubuntu4
libmysqlclient16: installed version 7.0.9-1, latest version: 5.1.54-1ubuntu4
libsqlite3-0-dbg: installed version 3.7.4-2, latest version: 3.7.4-2ubuntu2
libsqlite3-0: installed version 3.7.4-2, latest version: 3.7.4-2ubuntu2
mysql-client: installed version 5.1.54-1ubuntu3, latest version: 5.1.54-1ubuntu4


Please upgrade your system to the latest package versions. If you still
encounter the crash, please file a new report.

Thank you for your understanding, and sorry for the inconvenience!


** Attachment removed: "CoreDump.gz"
   https://bugs.launchpad.net/bugs/712849/+attachment/1828360/+files/CoreDump.gz

** Tags removed: need-amd64-retrace

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https://bugs.launchpad.net/bugs/712849

Title:
  mythfrontend.real crashed with SIGSEGV in QMutex::lock()

Status in “mythtv” package in Ubuntu:
  Invalid

Bug description:
  Binary package hint: mythtv

  the crash of the frontend happened after a backend crash similar to     Ubuntu
      “mythtv” package
      Bugs
      Bug #708950

  ProblemType: Crash
  DistroRelease: Ubuntu 11.04
  Package: mythtv-frontend 2:0.24.0+fixes.20101214.1405782-0ubuntu1
  ProcVersionSignature: Ubuntu 2.6.38-1.28-generic 2.6.38-rc2
  Uname: Linux 2.6.38-1-generic x86_64
  Architecture: amd64
  Date: Fri Feb  4 01:41:04 2011
  ExecutablePath: /usr/bin/mythfrontend.real
  InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release amd64 (20091027)
  Installed_mythtv_dbg: 0.0
  ProcCmdline: /usr/bin/mythfrontend.real --logfile /var/log/mythtv/mythfrontend.log
  ProcEnviron:
   LANGUAGE=it_IT:it:en_GB:en
   PATH=(custom, user)
   LANG=it_IT.UTF-8
   LC_MESSAGES=it_IT.utf8
   SHELL=/bin/bash
  SegvAnalysis:
   Segfault happened at: 0x7fec42b315a6 <_ZN6QMutex4lockEv+214>:	lock xadd %edx,0x4(%rax)
   PC (0x7fec42b315a6) ok
   source "%edx" ok
   destination "0x4(%rax)" (0x7fec42c2c724) in non-writable VMA region: 0x7fec42ac3000-0x7fec42d44000 r-xp /usr/lib/libQtCore.so.4.7.1
   Stack memory exhausted (SP below stack segment)
  SegvReason: writing VMA /usr/lib/libQtCore.so.4.7.1
  Signal: 11
  SourcePackage: mythtv
  StacktraceTop:
   QMutex::lock() () from /usr/lib/libQtCore.so.4
   QMutexLocker::QMutexLocker(QMutex*) ()
   MythImage::UpRef() () from /usr/lib/libmythui-0.24.so.0
   MythUIImage::LoadImage(MythImageReader&, QString const&, QSize, int) () from /usr/lib/libmythui-0.24.so.0
   ImageLoadThread::run() () from /usr/lib/libmythui-0.24.so.0
  Title: mythfrontend.real crashed with SIGSEGV in QMutex::lock()
  UserGroups: adm admin audio cdrom dialout dip fax fuse lpadmin mythtv netdev plugdev polkituser sambashare tape video
  XsessionErrors:
   (gnome-settings-daemon:2262): Gdk-CRITICAL **: IA__gdk_window_thaw_toplevel_updates_libgtk_only: assertion `private->update_and_descendants_freeze_count > 0' failed
   (synapse:2513): Gdk-CRITICAL **: IA__gdk_window_thaw_toplevel_updates_libgtk_only: assertion `private->update_and_descendants_freeze_count > 0' failed
   (awn-applet:2704): Gtk-CRITICAL **: IA__gtk_widget_realize: assertion `GTK_WIDGET_ANCHORED (widget) || GTK_IS_INVISIBLE (widget)' failed
   (awn-applet:2704): Gtk-CRITICAL **: IA__gtk_widget_realize: assertion `GTK_WIDGET_ANCHORED (widget) || GTK_IS_INVISIBLE (widget)' failed
   (nm-applet:2515): Gtk-CRITICAL **: IA__gtk_widget_is_toplevel: assertion `GTK_IS_WIDGET (widget)' failed