Bug 280768

Application: kontact (4.7.0 )
KDE Platform Version: 4.7.00 (4.7.0)
Qt Version: 4.7.3
Operating System: Linux 3.0.0-9-generic i686
Distribution: Ubuntu oneiric (development branch)

-- Information about the crash:
1- Try to read an invitation
2- Mail viewer freeze on reading Mail
3- Close Kontact using Quit button (OK)
4- start Kontact
5- Kontact crash

The crash can be reproduced every time.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[Current thread is 1 (Thread 0xb77f8730 (LWP 5587))]

Thread 3 (Thread 0xb6a3db70 (LWP 5588)):
#0  0x002e1416 in __kernel_vsyscall ()
#1  0x00810a5c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x003c1cfc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x02b28c53 in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#4  0x02b28d6f in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#5  0x0080cd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0x003b40ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 2 (Thread 0xb454bb70 (LWP 5593)):
#0  0x0080fd50 in __pthread_mutex_unlock_usercnt () from /lib/i386-linux-gnu/libpthread.so.0
#1  0x003c1f54 in pthread_mutex_unlock () from /lib/i386-linux-gnu/libc.so.6
#2  0x0883de3f in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x0883ebf7 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x0883f1ea in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x04cfdb37 in QEventDispatcherGlib::processEvents (this=0x8f33968, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x04cce24d in QEventLoop::processEvents (this=0xb454b290, flags=...) at kernel/qeventloop.cpp:149
#7  0x04cce491 in QEventLoop::exec (this=0xb454b290, flags=...) at kernel/qeventloop.cpp:201
#8  0x04bd189b in QThread::exec (this=0x94b8620) at thread/qthread.cpp:492
#9  0x04caee9d in QInotifyFileSystemWatcherEngine::run (this=0x94b8620) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x04bd4743 in QThreadPrivate::start (arg=0x94b8620) at thread/qthread_unix.cpp:320
#11 0x0080cd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0x003b40ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 1 (Thread 0xb77f8730 (LWP 5587)):
[KCrash Handler]
#7  0x004ceaeb in QString (other=..., this=0xbf804a88) at /usr/include/qt4/QtCore/qstring.h:728
#8  KontactInterface::Plugin::identifier (this=0x8eff410) at ../../kontactinterface/plugin.cpp:101
#9  0x0083503f in activateInitialPluginModule (this=0x8d05138) at ../../../kontact/src/mainwindow.cpp:318
#10 Kontact::MainWindow::activateInitialPluginModule (this=0x8d05138) at ../../../kontact/src/mainwindow.cpp:313
#11 0x008350f5 in Kontact::MainWindow::setInitialActivePluginModule (this=0x8d05138, module=...) at ../../../kontact/src/mainwindow.cpp:295
#12 0x0804b748 in KontactApp::newInstance (this=0xbf806044) at ../../../kontact/src/main.cpp:147
#13 0x00a3d637 in KUniqueApplicationAdaptor::newInstance (this=0x8ceae40, asn_id=..., args=...) at ../../kdeui/kernel/kuniqueapplication.cpp:442
#14 0x00a3d70c in KUniqueApplicationAdaptor::qt_metacall (this=0x8ceae40, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0xbf804cdc) at ./kuniqueapplication_p.moc:81
#15 0x0058fd37 in QDBusConnectionPrivate::deliverCall (this=0x8c03c68, object=0x8ceae40, msg=..., metaTypes=..., slotIdx=-1082111352) at qdbusintegrator.cpp:942
#16 0x00590f48 in QDBusConnectionPrivate::activateCall (this=0x8c03c68, object=0x8ceae40, flags=337, msg=...) at qdbusintegrator.cpp:852
#17 0x005917b4 in QDBusConnectionPrivate::activateObject (this=0x8c03c68, node=..., msg=..., pathStartPos=-1082110432) at qdbusintegrator.cpp:1430
#18 0x005919c8 in QDBusActivateObjectEvent::placeMetaCall (this=0x93b1278) at qdbusintegrator.cpp:1524
#19 0x04ce7b02 in QObject::event (this=0xbf806044, e=0x93b1278) at kernel/qobject.cpp:1217
#20 0x04ccf7ea in QCoreApplication::event (this=0xbf806044, e=0x93b1278) at kernel/qcoreapplication.cpp:1560
#21 0x0119d991 in QApplication::event (this=0xbf806044, e=0x93b1278) at kernel/qapplication.cpp:2508
#22 0x01199314 in notify_helper (e=0x93b1278, receiver=0xbf806044, this=0x8c0c458) at kernel/qapplication.cpp:4467
#23 QApplicationPrivate::notify_helper (this=0x8c0c458, receiver=0xbf806044, e=0x93b1278) at kernel/qapplication.cpp:4439
#24 0x0119e6c3 in QApplication::notify (this=0x93b1278, receiver=0xbf806044, e=0x93b1278) at kernel/qapplication.cpp:3867
#25 0x00a373d1 in KApplication::notify (this=0xbf806044, receiver=0xbf806044, event=0x93b1278) at ../../kdeui/kernel/kapplication.cpp:311
#26 0x04ccf20e in QCoreApplication::notifyInternal (this=0xbf806044, receiver=0xbf806044, event=0x93b1278) at kernel/qcoreapplication.cpp:731
#27 0x04cd3003 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#28 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x8be9540) at kernel/qcoreapplication.cpp:1372
#29 0x04cd315c in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1265
#30 0x04cfd6a4 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#31 postEventSourceDispatch (s=0x8c0e600) at kernel/qeventdispatcher_glib.cpp:277
#32 0x0883e81f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#33 0x0883ef50 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#34 0x0883f1ea in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#35 0x04cfdada in QEventDispatcherGlib::processEvents (this=0x8bea268, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#36 0x01250dea in QGuiEventDispatcherGlib::processEvents (this=0x8bea268, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#37 0x04cce24d in QEventLoop::processEvents (this=0xbf805524, flags=...) at kernel/qeventloop.cpp:149
#38 0x04cce491 in QEventLoop::exec (this=0xbf805524, flags=...) at kernel/qeventloop.cpp:201
#39 0x00e8d06b in KJob::exec (this=0x91cddf8) at ../../kdecore/jobs/kjob.cpp:204
#40 0x050c7c84 in KMKernel::cleanup (this=0x8ff03c0) at ../../kmail/kmkernel.cpp:1240
#41 0x044d97d4 in KMailPart::~KMailPart (this=0x8f1ec40, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../kmail/kmail_part.cpp:138
#42 0x044d9902 in KMailPart::~KMailPart (this=0x8f1ec40, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../kmail/kmail_part.cpp:141
#43 0x004d0878 in KontactInterface::Plugin::~Plugin (this=0x8eb0f48, __vtt_parm=0x447cb04, __in_chrg=<optimized out>) at ../../kontactinterface/plugin.cpp:90
#44 0x0446e0c5 in KMailPlugin::~KMailPlugin (this=0x8eb0f48, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../../../kontact/plugins/kmail/kmail_plugin.cpp:159
#45 0x0446e112 in KMailPlugin::~KMailPlugin (this=0x8eb0f48, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../../../kontact/plugins/kmail/kmail_plugin.cpp:163
#46 0x00839187 in Kontact::MainWindow::~MainWindow (this=0x8d05138, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../../kontact/src/mainwindow.cpp:287
#47 0x00839302 in Kontact::MainWindow::~MainWindow (this=0x8d05138, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../../kontact/src/mainwindow.cpp:289
#48 0x04ce25a3 in qDeleteInEventHandler (o=0x8d05138) at kernel/qobject.cpp:3986
#49 0x04ce7b30 in QObject::event (this=0x8d05138, e=0xa332080) at kernel/qobject.cpp:1200
#50 0x011f31b2 in QWidget::event (this=0x8d05138, event=0xa332080) at kernel/qwidget.cpp:8718
#51 0x016118cc in QMainWindow::event (this=0x8d05138, event=0xa332080) at widgets/qmainwindow.cpp:1480
#52 0x00b121c4 in KMainWindow::event (this=0x8d05138, ev=0xa332080) at ../../kdeui/widgets/kmainwindow.cpp:1100
#53 0x00b5a352 in KXmlGuiWindow::event (this=0x8d05138, ev=0xa332080) at ../../kdeui/xmlgui/kxmlguiwindow.cpp:126
#54 0x01199314 in notify_helper (e=0xa332080, receiver=0x8d05138, this=0x8c0c458) at kernel/qapplication.cpp:4467
#55 QApplicationPrivate::notify_helper (this=0x8c0c458, receiver=0x8d05138, e=0xa332080) at kernel/qapplication.cpp:4439
#56 0x0119e768 in QApplication::notify (this=0x8c0c458, receiver=0x8d05138, e=0xa332080) at kernel/qapplication.cpp:4432
#57 0x00a373d1 in KApplication::notify (this=0xbf806044, receiver=0x8d05138, event=0xa332080) at ../../kdeui/kernel/kapplication.cpp:311
#58 0x04ccf20e in QCoreApplication::notifyInternal (this=0xbf806044, receiver=0x8d05138, event=0xa332080) at kernel/qcoreapplication.cpp:731
#59 0x04cd3003 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#60 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x8be9540) at kernel/qcoreapplication.cpp:1372
#61 0x04cd315c in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1265
#62 0x04cfd6a4 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#63 postEventSourceDispatch (s=0x8c0e600) at kernel/qeventdispatcher_glib.cpp:277
#64 0x0883e81f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#65 0x0883ef50 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#66 0x0883f1ea in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#67 0x04cfdada in QEventDispatcherGlib::processEvents (this=0x8bea268, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#68 0x01250dea in QGuiEventDispatcherGlib::processEvents (this=0x8bea268, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#69 0x04cce24d in QEventLoop::processEvents (this=0xbf805fa4, flags=...) at kernel/qeventloop.cpp:149
#70 0x04cce491 in QEventLoop::exec (this=0xbf805fa4, flags=...) at kernel/qeventloop.cpp:201
#71 0x04cd320d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#72 0x01196eb4 in QApplication::exec () at kernel/qapplication.cpp:3741
#73 0x0804ac91 in main (argc=) at ../../../kontact/src/main.cpp:218

Possible duplicates by query: bug 278729, bug 269358, bug 267199, bug 256827, bug 256085.

Reported using DrKonqi