kdeinit4 crashed with SIGSEGV in QObject::connect()

[Nils Büchner]

Application: kded4 ($Id: kded.cpp 1156841 2010-07-29 19:59:05Z zander $)
KDE Platform Version: 4.5.1 (KDE 4.5.1)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-22-generic i686
Distribution: Ubuntu maverick (development branch)

The crash can be reproduced every time.

-- Backtrace:
Application: KDE-Dienst (kded4), signal: Segmentation fault
[KCrash Handler]
#7 0x032ab714 in QObject::connect(QObject const*, char const*, QObject const*, char const*, Qt::ConnectionType) () from /usr/lib/libQtCore.so.4
#8 0x05ca4850 in ObexFtpDaemon::ObexFtpDaemon(QObject*, QList<QVariant> const&) () from /usr/lib/kde4/kded_obexftpdaemon.so
#9 0x05cac068 in QObject* KPluginFactory::createInstance<ObexFtpDaemon, QObject>(QWidget*, QObject*, QList<QVariant> const&) () from /usr/lib/kde4/kded_obexftpdaemon.so
#10 0x00a9d450 in KPluginFactory::create(char const*, QWidget*, QObject*, QList<QVariant> const&, QString const&) () from /usr/lib/libkdecore.so.5
#11 0x0070221b in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kded4.so
#12 0x007040c7 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kded4.so
#13 0x00706531 in ?? () from /usr/lib/kde4/libkdeinit/libkdeinit4_kded4.so
#14 0x002f0800 in ?? () from /usr/lib/libkdeui.so.5
#15 0x002f0f62 in ?? () from /usr/lib/libkdeui.so.5
#16 0x00ca59dc in ?? () from /usr/lib/libQtDBus.so.4
#17 0x00ca6cbf in ?? () from /usr/lib/libQtDBus.so.4
#18 0x00ca7770 in ?? () from /usr/lib/libQtDBus.so.4
#19 0x00ca7a2a in ?? () from /usr/lib/libQtDBus.so.4
#20 0x032a76a2 in QObject::event(QEvent*) () from /usr/lib/libQtCore.so.4
#21 0x032949db in QCoreApplication::event(QEvent*) () from /usr/lib/libQtCore.so.4
#22 0x01122524 in QApplication::event(QEvent*) () from /usr/lib/libQtGui.so.4
#23 0x0111f02c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#24 0x0112509e in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#25 0x002e868a in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#26 0x03294b3b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#27 0x03297d8b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/libQtCore.so.4
#28 0x03297f4d in QCoreApplication::sendPostedEvents(QObject*, int) () from /usr/lib/libQtCore.so.4
#29 0x032c3a74 in ?? () from /usr/lib/libQtCore.so.4
#30 0x05f1f015 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#31 0x05f22e28 in ?? () from /lib/libglib-2.0.so.0
#32 0x05f23008 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#33 0x032c3565 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#34 0x011e0a35 in ?? () from /usr/lib/libQtGui.so.4
#35 0x03293609 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#36 0x03293a8a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#37 0x0329800f in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#38 0x0111de57 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#39 0x00704cf7 in kdemain () from /usr/lib/kde4/libkdeinit/libkdeinit4_kded4.so
#40 0x080486ab in _start ()

An https://bugs.kde.org berichten

ProblemType: Crash
DistroRelease: Ubuntu 10.10
Package: kdelibs-bin 4:4.5.1-0ubuntu5
ProcVersionSignature: Ubuntu 2.6.35-22.32-generic 2.6.35.4
Uname: Linux 2.6.35-22-generic i686
Architecture: i386
Date: Fri Sep 17 00:36:15 2010
ExecutablePath: /usr/bin/kdeinit4
ProcCmdline: kdeinit4:\ kded4\ [kdeinit]\ --nocrashhandler
ProcEnviron:
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
Signal: 11
SourcePackage: kde4libs
StacktraceTop:
 QObject::connect(QObject const*, char const*, QObject const*, char const*, Qt::ConnectionType) () from /usr/lib/libQtCore.so.4
 ObexFtpDaemon::ObexFtpDaemon(QObject*, QList<QVariant> const&) () from /usr/lib/kde4/kded_obexftpdaemon.so
 QObject* KPluginFactory::createInstance<ObexFtpDaemon, QObject>(QWidget*, QObject*, QList<QVariant> const&) () from /usr/lib/kde4/kded_obexftpdaemon.so
 KPluginFactory::create(char const*, QWidget*, QObject*, QList<QVariant> const&, QString const&) () from /usr/lib/libkdecore.so.5
 ?? () from /usr/lib/libkdeinit4_kded4.so
Title: kdeinit4 crashed with SIGSEGV in QObject::connect()
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
XsessionErrors: (process:3307): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed

[Apport retracing service (apport)]

StacktraceTop:
 QObject::connect (sender=0xb7740710,
 ?? ()
 ?? ()
 KPluginFactory::create (this=0x97f3460,
 Kded::loadModule (this=0x971d508, s=@0xbfbecba8,