Application: kontact (4.13.1)
KDE Platform Version: 4.13.1
Qt Version: 4.8.6
Operating System: Linux 3.13.0-27-generic i686
Distribution: Ubuntu 14.04 LTS

-- Information about the crash:
I have had several problems with a google task akonadi resource. I was unable tyo modify the resource through the akonadi interface in Kontact, and finally deleted it. I then closed Kontact, and got this.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb1489740 (LWP 6709))]

Thread 6 (Thread 0xae86db40 (LWP 6716)):
#0  0xb77bc424 in __kernel_vsyscall ()
#1  0xb323dd4b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:187
#2  0xb61488ec in __pthread_cond_wait (cond=0xb5897cb0, mutex=0xb5897c98) at forward.c:149
#3  0xb501f9ac in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#4  0xb501f9ff in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#5  0xb3239f70 in start_thread (arg=0xae86db40) at pthread_create.c:312
#6  0xb613b70e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:129

Thread 5 (Thread 0xadf4cb40 (LWP 6758)):
#0  0xb77bc424 in __kernel_vsyscall ()
#1  0xb323dd4b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:187
#2  0xb61488ec in __pthread_cond_wait (cond=0xadfba7dc, mutex=0xadfba7c4) at forward.c:149
#3  0xb504e9f3 in WTF::ThreadCondition::wait(WTF::Mutex&) () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#4  0xb4d2a574 in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#5  0xb50357c6 in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#6  0xb504e369 in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#7  0xb3239f70 in start_thread (arg=0xadf4cb40) at pthread_create.c:312
#8  0xb613b70e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:129

Thread 4 (Thread 0xaaa3cb40 (LWP 6811)):
#0  0xb77bc424 in __kernel_vsyscall ()
#1  0xb6149392 in __GI___clock_gettime (clock_id=1, tp=0xaaa3c028) at ../sysdeps/unix/clock_gettime.c:115
#2  0xb63a98cc in do_gettime (frac=0xaaa3c020, sec=0xaaa3c018) at tools/qelapsedtimer_unix.cpp:127
#3  qt_gettime () at tools/qelapsedtimer_unix.cpp:144
#4  0xb64922a2 in updateCurrentTime (this=0xaa1026e4) at kernel/qeventdispatcher_unix.cpp:354
#5  QTimerInfoList::timerWait (this=0xaa1026e4, tm=...) at kernel/qeventdispatcher_unix.cpp:460
#6  0xb649082b in timerSourcePrepareHelper (src=<optimized out>, timeout=0xaaa3c11c) at kernel/qeventdispatcher_glib.cpp:143
#7  0xb64908bd in timerSourcePrepare (source=0xaa1026b0, timeout=0xaaa3c11c) at kernel/qeventdispatcher_glib.cpp:176
#8  0xb31539b3 in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0xb31542df in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0xb3154528 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#11 0xb649095f in QEventDispatcherGlib::processEvents (this=0xaa100468, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#12 0xb645f823 in QEventLoop::processEvents (this=this@entry=0xaaa3c288, flags=...) at kernel/qeventloop.cpp:149
#13 0xb645fb49 in QEventLoop::exec (this=this@entry=0xaaa3c288, flags=...) at kernel/qeventloop.cpp:204
#14 0xb634c23d in QThread::exec (this=this@entry=0x8cb9728) at thread/qthread.cpp:537
#15 0xb634c38b in QThread::run (this=0x8cb9728) at thread/qthread.cpp:604
#16 0xb634eb6f in QThreadPrivate::start (arg=0x8cb9728) at thread/qthread_unix.cpp:349
#17 0xb3239f70 in start_thread (arg=0xaaa3cb40) at pthread_create.c:312
#18 0xb613b70e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:129

Thread 3 (Thread 0xa988fb40 (LWP 7055)):
#0  0xb3198d2e in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#1  0xb31990f8 in g_mutex_lock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0xb3153cc6 in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb315437a in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb3154528 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb649095f in QEventDispatcherGlib::processEvents (this=0x8fd31b0, flags=...) at kernel/qeventdispatcher_glib.cpp:436
#6  0xb645f823 in QEventLoop::processEvents (this=this@entry=0xa988f258, flags=...) at kernel/qeventloop.cpp:149
#7  0xb645fb49 in QEventLoop::exec (this=this@entry=0xa988f258, flags=...) at kernel/qeventloop.cpp:204
#8  0xb634c23d in QThread::exec (this=this@entry=0x8c9cc30) at thread/qthread.cpp:537
#9  0xb643fc44 in QInotifyFileSystemWatcherEngine::run (this=0x8c9cc30) at io/qfilesystemwatcher_inotify.cpp:265
#10 0xb634eb6f in QThreadPrivate::start (arg=0x8c9cc30) at thread/qthread_unix.cpp:349
#11 0xb3239f70 in start_thread (arg=0xa988fb40) at pthread_create.c:312
#12 0xb613b70e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:129

Thread 2 (Thread 0xa7025b40 (LWP 7378)):
#0  0xb77bc424 in __kernel_vsyscall ()
#1  0xb323dd4b in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:187
#2  0xb61488ec in __pthread_cond_wait (cond=0xac52e8d0, mutex=0xac52e8b8) at forward.c:149
#3  0xac42bc92 in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#4  0xac42bcdf in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#5  0xb3239f70 in start_thread (arg=0xa7025b40) at pthread_create.c:312
#6  0xb613b70e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:129

Thread 1 (Thread 0xb1489740 (LWP 6709)):
[KCrash Handler]
#7  isEmpty (this=0x50) at ../../include/QtCore/../../src/corelib/tools/qhash.h:297
#8  QHash<QModelIndex, QPersistentModelIndexData*>::remove (this=this@entry=0x50, akey=...) at ../../include/QtCore/../../src/corelib/tools/qhash.h:786
#9  0xb64565ed in QAbstractItemModelPrivate::removePersistentIndexData (this=0x0, data=data@entry=0x9760b70) at kernel/qabstractitemmodel.cpp:542
#10 0xb64569fa in QPersistentModelIndexData::destroy (data=0x9760b70) at kernel/qabstractitemmodel.cpp:83
#11 0xb6456a43 in QPersistentModelIndex::~QPersistentModelIndex (this=0xa567204, __in_chrg=<optimized out>) at kernel/qabstractitemmodel.cpp:155
#12 0xb6f175d3 in node_destruct (this=0xbe6d7a0, to=0xa567204, from=0xa5671fc) at ../../include/QtCore/../../src/corelib/tools/qlist.h:433
#13 free (this=0xbe6d7a0, data=0xa5671e8) at ../../include/QtCore/../../src/corelib/tools/qlist.h:757
#14 QList<QPersistentModelIndex>::~QList (this=0xbe6d7a0, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qlist.h:732
#15 0xb6f616b3 in ~QHeaderViewPrivate (this=0xbe6d480, __in_chrg=<optimized out>) at ../../include/QtGui/private/../../../src/gui/itemviews/qheaderview_p.h:66
#16 QHeaderViewPrivate::~QHeaderViewPrivate (this=0xbe6d480, __in_chrg=<optimized out>) at ../../include/QtGui/private/../../../src/gui/itemviews/qheaderview_p.h:66
#17 0xb647b1c6 in cleanup (pointer=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:62
#18 ~QScopedPointer (this=0xbe6d46c, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:100
#19 QObject::~QObject (this=0xbe6d468, __in_chrg=<optimized out>) at kernel/qobject.cpp:816
#20 0xb6a124b5 in QWidget::~QWidget (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1554
#21 0xb6e1bc9f in QFrame::~QFrame (this=0xbe6d468, __in_chrg=<optimized out>) at widgets/qframe.cpp:240
#22 0xb6ea88ff in QAbstractScrollArea::~QAbstractScrollArea (this=0xbe6d468, __in_chrg=<optimized out>) at widgets/qabstractscrollarea.cpp:521
#23 0xb6f41c15 in QAbstractItemView::~QAbstractItemView (this=0xbe6d468, __in_chrg=<optimized out>) at itemviews/qabstractitemview.cpp:598
#24 0xb6f526bf in QHeaderView::~QHeaderView (this=0xbe6d468, __in_chrg=<optimized out>) at itemviews/qheaderview.cpp:337
#25 0xb6f526fc in QHeaderView::~QHeaderView (this=0xbe6d468, __in_chrg=<optimized out>) at itemviews/qheaderview.cpp:339
#26 0xb6478bda in QObjectPrivate::deleteChildren (this=this@entry=0xbe6aa50) at kernel/qobject.cpp:1907
#27 0xb6a123fc in QWidget::~QWidget (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1679
#28 0xb6e1bc9f in QFrame::~QFrame (this=0xbe6aa10, __in_chrg=<optimized out>) at widgets/qframe.cpp:240
#29 0xb6ea88ff in QAbstractScrollArea::~QAbstractScrollArea (this=0xbe6aa10, __in_chrg=<optimized out>) at widgets/qabstractscrollarea.cpp:521
#30 0xb6f41c15 in QAbstractItemView::~QAbstractItemView (this=0xbe6aa10, __in_chrg=<optimized out>) at itemviews/qabstractitemview.cpp:598
#31 0xb6f858ef in QTreeView::~QTreeView (this=0xbe6aa10, __in_chrg=<optimized out>) at itemviews/qtreeview.cpp:207
#32 0xa2be0643 in ~TodoViewView (this=0xbe6aa10, __in_chrg=<optimized out>) at ../../calendarviews/todo/todoviewview.h:33
#33 TodoViewView::~TodoViewView (this=0xbe6aa10, __in_chrg=<optimized out>) at ../../calendarviews/todo/todoviewview.h:33
#34 0xb6478bda in QObjectPrivate::deleteChildren (this=this@entry=0xbb30d78) at kernel/qobject.cpp:1907
#35 0xb6a123fc in QWidget::~QWidget (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1679
#36 0xa2b2548a in EventViews::EventView::~EventView (this=0xbb30d08, __in_chrg=<optimized out>) at ../../calendarviews/eventview.cpp:93
#37 0xa2bab2a0 in EventViews::TodoView::~TodoView (this=0xbb30d08, __in_chrg=<optimized out>) at ../../calendarviews/todo/todoview.cpp:474
#38 0xa2bab48c in EventViews::TodoView::~TodoView (this=0xbb30d08, __in_chrg=<optimized out>) at ../../calendarviews/todo/todoview.cpp:483
#39 0xb6478bda in QObjectPrivate::deleteChildren (this=this@entry=0xbb30bd8) at kernel/qobject.cpp:1907
#40 0xb6a123fc in QWidget::~QWidget (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1679
#41 0xa50457b4 in KOrg::BaseView::~BaseView (this=0xbb36500, __in_chrg=<optimized out>) at ../../../../korganizer/interfaces/korganizer/baseview.cpp:63
#42 0xa40f578f in ~KOTodoView (this=0xbb36500, __in_chrg=<optimized out>) at ../../korganizer/views/todoview/kotodoview.cpp:108
#43 KOTodoView::~KOTodoView (this=0xbb36500, __in_chrg=<optimized out>) at ../../korganizer/views/todoview/kotodoview.cpp:110
#44 0xb6478bda in QObjectPrivate::deleteChildren (this=this@entry=0xbbb0238) at kernel/qobject.cpp:1907
#45 0xb6a123fc in QWidget::~QWidget (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1679
#46 0xb6e1bc9f in QFrame::~QFrame (this=0xbbae578, __in_chrg=<optimized out>) at widgets/qframe.cpp:240
#47 0xb6e7f30f in QStackedWidget::~QStackedWidget (this=0xbbae578, __in_chrg=<optimized out>) at widgets/qstackedwidget.cpp:194
#48 0xb6e7f34c in QStackedWidget::~QStackedWidget (this=0xbbae578, __in_chrg=<optimized out>) at widgets/qstackedwidget.cpp:196
#49 0xb6478bda in QObjectPrivate::deleteChildren (this=this@entry=0xbe13fc8) at kernel/qobject.cpp:1907
#50 0xb6a123fc in QWidget::~QWidget (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1679
#51 0xb6e1bc9f in QFrame::~QFrame (this=0xbdbb9b8, __in_chrg=<optimized out>) at widgets/qframe.cpp:240
#52 0xb75c302f in KHBox::~KHBox (this=0xbdbb9b8, __in_chrg=<optimized out>) at ../../kdeui/widgets/khbox.cpp:49
#53 0xb76170cf in KVBox::~KVBox (this=0xbdbb9b8, __in_chrg=<optimized out>) at ../../kdeui/widgets/kvbox.cpp:27
#54 0xb761710c in KVBox::~KVBox (this=0xbdbb9b8, __in_chrg=<optimized out>) at ../../kdeui/widgets/kvbox.cpp:29
#55 0xb6478bda in QObjectPrivate::deleteChildren (this=this@entry=0xbb6be08) at kernel/qobject.cpp:1907
#56 0xb6a123fc in QWidget::~QWidget (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1679
#57 0xb6e1bc9f in QFrame::~QFrame (this=0xbbf7d18, __in_chrg=<optimized out>) at widgets/qframe.cpp:240
#58 0xb6e7a664 in QSplitter::~QSplitter (this=0xbbf7d18, __in_chrg=<optimized out>) at widgets/qsplitter.cpp:1050
#59 0xb6e7a6dc in QSplitter::~QSplitter (this=0xbbf7d18, __in_chrg=<optimized out>) at widgets/qsplitter.cpp:1056
#60 0xb6478bda in QObjectPrivate::deleteChildren (this=this@entry=0xa0bbe40) at kernel/qobject.cpp:1907
#61 0xb6a123fc in QWidget::~QWidget (this=<optimized out>, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1679
#62 0xa40a5dc0 in ~CalendarViewBase (this=0xbbab158, __in_chrg=<optimized out>) at ../../korganizer/interfaces/korganizer/calendarviewbase.h:39
#63 CalendarView::~CalendarView (this=0xbbab158, __in_chrg=<optimized out>) at ../../korganizer/calendarview.cpp:306
#64 0xa40a5edc in CalendarView::~CalendarView (this=0xbbab158, __in_chrg=<optimized out>) at ../../korganizer/calendarview.cpp:316
#65 0xa408c8ae in ActionManager::~ActionManager (this=0xbb8d678, __in_chrg=<optimized out>) at ../../korganizer/actionmanager.cpp:130
#66 0xa408c9cc in ActionManager::~ActionManager (this=0xbb8d678, __in_chrg=<optimized out>) at ../../korganizer/actionmanager.cpp:131
#67 0xa4190a04 in KOrganizerPart::~KOrganizerPart (this=this@entry=0xbb735e8, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../korganizer/korganizer_part.cpp:108
#68 0xa4190aec in KOrganizerPart::~KOrganizerPart (this=0xbb735e8, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../korganizer/korganizer_part.cpp:112
#69 0xb7797ff8 in KontactInterface::Plugin::~Plugin (this=0x8ddbe40, __vtt_parm=0xaca7fd0c <VTT for KOrganizerPlugin+4>, __in_chrg=<optimized out>) at ../../kontactinterface/plugin.cpp:92
#70 0xaca66cfd in KOrganizerPlugin::~KOrganizerPlugin (this=this@entry=0x8ddbe40, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../../../kontact/plugins/korganizer/korganizerplugin.cpp:92
#71 0xaca66d5c in KOrganizerPlugin::~KOrganizerPlugin (this=0x8ddbe40, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../../../kontact/plugins/korganizer/korganizerplugin.cpp:94
#72 0xb7760146 in Kontact::MainWindow::~MainWindow (this=this@entry=0x8bfc280, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../../kontact/src/mainwindow.cpp:296
#73 0xb77602bc in Kontact::MainWindow::~MainWindow (this=0x8bfc280, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at ../../../kontact/src/mainwindow.cpp:298
#74 0xb6474553 in qDeleteInEventHandler (o=o@entry=0x8bfc280) at kernel/qobject.cpp:4280
#75 0xb647a720 in QObject::event (this=0x8bfc280, e=0xbe4ccc8) at kernel/qobject.cpp:1175
#76 0xb6a16452 in QWidget::event (this=0x8bfc280, event=event@entry=0xbe4ccc8) at kernel/qwidget.cpp:8846
#77 0xb6e3854f in QMainWindow::event (this=this@entry=0x8bfc280, event=event@entry=0xbe4ccc8) at widgets/qmainwindow.cpp:1478
#78 0xb75da8e5 in KMainWindow::event (this=this@entry=0x8bfc280, ev=ev@entry=0xbe4ccc8) at ../../kdeui/widgets/kmainwindow.cpp:1084
#79 0xb761c636 in KXmlGuiWindow::event (this=0x8bfc280, ev=0xbe4ccc8) at ../../kdeui/xmlgui/kxmlguiwindow.cpp:126
#80 0xb69bc7f4 in QApplicationPrivate::notify_helper (this=0x8af4b80, receiver=0x8bfc280, e=0xbe4ccc8) at kernel/qapplication.cpp:4567
#81 0xb69c32d3 in QApplication::notify (this=0xbfbdaa28, receiver=receiver@entry=0x8bfc280, e=e@entry=0xbe4ccc8) at kernel/qapplication.cpp:4353
#82 0xb750c1f4 in KApplication::notify (this=0xbfbdaa28, receiver=0x8bfc280, event=0xbe4ccc8) at ../../kdeui/kernel/kapplication.cpp:311
#83 0xb6460e4a in QCoreApplication::notifyInternal (this=0xbfbdaa28, receiver=receiver@entry=0x8bfc280, event=event@entry=0xbe4ccc8) at kernel/qcoreapplication.cpp:953
#84 0xb646470d in sendEvent (event=0xbe4ccc8, receiver=0x8bfc280) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#85 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x8ac8010) at kernel/qcoreapplication.cpp:1577
#86 0xb6464c1c in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1470
#87 0xb649123e in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#88 postEventSourceDispatch (s=0x8af0070) at kernel/qeventdispatcher_glib.cpp:287
#89 0xb31541e3 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#90 0xb3154468 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#91 0xb3154528 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#92 0xb649093b in QEventDispatcherGlib::processEvents (this=this@entry=0x8ac8d98, flags=...) at kernel/qeventdispatcher_glib.cpp:434
#93 0xb6a715de in QGuiEventDispatcherGlib::processEvents (this=0x8ac8d98, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#94 0xb645f823 in QEventLoop::processEvents (this=this@entry=0xbfbda978, flags=...) at kernel/qeventloop.cpp:149
#95 0xb645fb49 in QEventLoop::exec (this=this@entry=0xbfbda978, flags=...) at kernel/qeventloop.cpp:204
#96 0xb64658fe in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1225
#97 0xb69baa24 in QApplication::exec () at kernel/qapplication.cpp:3828
#98 0x0804ab4c in main (argc=3, argv=0xbfbdab04) at ../../../kontact/src/main.cpp:219

Possible duplicates by query: bug 322158.

Reported using DrKonqi