Application: kontact (4.10.4)
KDE Platform Version: 4.10.4
Qt Version: 4.8.4
Operating System: Linux 3.9.9-301.fc19.x86_64 x86_64
Distribution (Platform): Fedora RPMs

-- Information about the crash:
- What I was doing when the application crashed:

Running Kontact on Fedora 19. It crashed in several ways, this report probably refers to crash on exit.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
81	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[Current thread is 1 (Thread 0x7fe9aa7838c0 (LWP 7747))]

Thread 4 (Thread 0x7fe99d25d700 (LWP 7748)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00000034650c9abd in WTF::TCMalloc_PageHeap::scavengerThread (this=<optimized out>) at /usr/src/debug/webkit-qtwebkit-23/Source/WTF/wtf/FastMalloc.cpp:2571
#2  0x00000034650c9af9 in WTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at /usr/src/debug/webkit-qtwebkit-23/Source/WTF/wtf/FastMalloc.cpp:1767
#3  0x0000003440007c53 in start_thread (arg=0x7fe99d25d700) at pthread_create.c:308
#4  0x000000343fcf513d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 3 (Thread 0x7fe95c741700 (LWP 7749)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x0000003464e0b3fd in JSC::BlockAllocator::blockFreeingThreadMain (this=0x7fe99c9c7398) at /usr/src/debug/webkit-qtwebkit-23/Source/JavaScriptCore/heap/BlockAllocator.cpp:128
#2  0x00000034650f9316 in WTF::wtfThreadEntryPoint (param=0x21300c0) at /usr/src/debug/webkit-qtwebkit-23/Source/WTF/wtf/ThreadingPthreads.cpp:196
#3  0x0000003440007c53 in start_thread (arg=0x7fe95c741700) at pthread_create.c:308
#4  0x000000343fcf513d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7fe952c28700 (LWP 7755)):
#0  0x000000344000aa6c in __pthread_mutex_unlock_usercnt (decr=1, mutex=0x7fe944000a60) at pthread_mutex_unlock.c:52
#1  __GI___pthread_mutex_unlock (mutex=0x7fe944000a60) at pthread_mutex_unlock.c:297
#2  0x0000003442087281 in g_mutex_unlock (mutex=mutex@entry=0x7fe9440009a0) at gthread-posix.c:229
#3  0x0000003442047790 in g_main_context_prepare (context=context@entry=0x7fe9440009a0, priority=priority@entry=0x7fe952c27be8) at gmain.c:3326
#4  0x0000003442048013 in g_main_context_iterate (context=context@entry=0x7fe9440009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3681
#5  0x00000034420481fc in g_main_context_iteration (context=0x7fe9440009a0, may_block=1) at gmain.c:3762
#6  0x00000034485a6cd6 in QEventDispatcherGlib::processEvents (this=0x7fe9440008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0x0000003448578bdf in QEventLoop::processEvents (this=this@entry=0x7fe952c27d20, flags=...) at kernel/qeventloop.cpp:149
#8  0x0000003448578ed5 in QEventLoop::exec (this=this@entry=0x7fe952c27d20, flags=...) at kernel/qeventloop.cpp:204
#9  0x000000344847862f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#10 0x000000344847accf in QThreadPrivate::start (arg=0x22e2d20) at thread/qthread_unix.cpp:338
#11 0x0000003440007c53 in start_thread (arg=0x7fe952c28700) at pthread_create.c:308
#12 0x000000343fcf513d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7fe9aa7838c0 (LWP 7747)):
[KCrash Handler]
#6  isEmpty (this=0x90, this@entry=0x120) at ../../src/corelib/tools/qhash.h:297
#7  QHash<QModelIndex, QPersistentModelIndexData*>::remove (this=this@entry=0x90, akey=...) at ../../src/corelib/tools/qhash.h:786
#8  0x000000344856fb38 in QAbstractItemModelPrivate::removePersistentIndexData (this=0x0, data=data@entry=0xa99c000) at kernel/qabstractitemmodel.cpp:542
#9  0x000000344856fec9 in QPersistentModelIndexData::destroy (data=0xa99c000) at kernel/qabstractitemmodel.cpp:83
#10 0x000000344856ff0f in QPersistentModelIndex::~QPersistentModelIndex (this=0x9b6e4f0, __in_chrg=<optimized out>) at kernel/qabstractitemmodel.cpp:155
#11 0x000000344e28d6cc in node_destruct (this=<optimized out>, to=0x9b6e4f0, from=<optimized out>) at ../../src/corelib/tools/qlist.h:433
#12 free (this=<optimized out>, data=<optimized out>) at ../../src/corelib/tools/qlist.h:757
#13 QList<QPersistentModelIndex>::~QList (this=0x90, __in_chrg=<optimized out>) at ../../src/corelib/tools/qlist.h:732
#14 0x000000344e2d0789 in ~QHeaderViewPrivate (this=0x7627ae0, __in_chrg=<optimized out>) at ../../src/gui/itemviews/qheaderview_p.h:66
#15 QHeaderViewPrivate::~QHeaderViewPrivate (this=0x7627ae0, __in_chrg=<optimized out>) at ../../src/gui/itemviews/qheaderview_p.h:66
#16 0x0000003448592965 in cleanup (pointer=<optimized out>) at ../../src/corelib/tools/qscopedpointer.h:62
#17 ~QScopedPointer (this=0x76278d8, __in_chrg=<optimized out>) at ../../src/corelib/tools/qscopedpointer.h:100
#18 QObject::~QObject (this=0x76278d0, __in_chrg=<optimized out>) at kernel/qobject.cpp:816
#19 0x000000344de1415c in QWidget::~QWidget (this=0x76278d0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1556
#20 0x000000344e2c30a9 in QHeaderView::~QHeaderView (this=0x76278d0, __in_chrg=<optimized out>) at itemviews/qheaderview.cpp:339
#21 0x0000003448590388 in QObjectPrivate::deleteChildren (this=0x7623040) at kernel/qobject.cpp:1907
#22 0x000000344de140c7 in QWidget::~QWidget (this=0x7622fd0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1681
#23 0x0000003ceeb24839 in ~KOTodoViewView (this=0x7622fd0, __in_chrg=<optimized out>) at /usr/src/debug/kdepim-4.10.4/korganizer/views/todoview/kotodoviewview.h:33
#24 KOTodoViewView::~KOTodoViewView (this=0x7622fd0, __in_chrg=<optimized out>) at /usr/src/debug/kdepim-4.10.4/korganizer/views/todoview/kotodoviewview.h:33
#25 0x0000003448590388 in QObjectPrivate::deleteChildren (this=0x75f7a20) at kernel/qobject.cpp:1907
#26 0x000000344de140c7 in QWidget::~QWidget (this=0x75ee3a0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1681
#27 0x0000003ceeb17529 in KOTodoView::~KOTodoView (this=0x75ee3a0, __in_chrg=<optimized out>) at /usr/src/debug/kdepim-4.10.4/korganizer/views/todoview/kotodoview.cpp:447
#28 0x0000003448590388 in QObjectPrivate::deleteChildren (this=0x75a7270) at kernel/qobject.cpp:1907
#29 0x000000344de140c7 in QWidget::~QWidget (this=0x75a7240, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1681
#30 0x000000344e209c39 in QStackedWidget::~QStackedWidget (this=0x75a7240, __in_chrg=<optimized out>) at widgets/qstackedwidget.cpp:196
#31 0x0000003448590388 in QObjectPrivate::deleteChildren (this=0x759ee20) at kernel/qobject.cpp:1907
#32 0x000000344de140c7 in QWidget::~QWidget (this=0x759d550, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1681
#33 0x000000344f52ab59 in KVBox::~KVBox (this=0x759d550, __in_chrg=<optimized out>) at /usr/src/debug/kdelibs-4.10.4/kdeui/widgets/kvbox.cpp:29
#34 0x0000003448590388 in QObjectPrivate::deleteChildren (this=0x7483530) at kernel/qobject.cpp:1907
#35 0x000000344de140c7 in QWidget::~QWidget (this=0x2e11900, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1681
#36 0x000000344e2057f9 in QSplitter::~QSplitter (this=0x2e11900, __in_chrg=<optimized out>) at widgets/qsplitter.cpp:1056
#37 0x0000003448590388 in QObjectPrivate::deleteChildren (this=0x7483210) at kernel/qobject.cpp:1907
#38 0x000000344de140c7 in QWidget::~QWidget (this=0x2e0a660, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1681
#39 0x0000003ceea7a509 in CalendarView::~CalendarView (this=0x2e0a660, __in_chrg=<optimized out>) at /usr/src/debug/kdepim-4.10.4/korganizer/calendarview.cpp:273
#40 0x0000003ceea5f6ee in ActionManager::~ActionManager (this=0x75a97f0, __in_chrg=<optimized out>) at /usr/src/debug/kdepim-4.10.4/korganizer/actionmanager.cpp:138
#41 0x0000003ceea5f7f9 in ActionManager::~ActionManager (this=0x75a97f0, __in_chrg=<optimized out>) at /usr/src/debug/kdepim-4.10.4/korganizer/actionmanager.cpp:140
#42 0x00007fe95021810c in KOrganizerPart::~KOrganizerPart (this=0x2e089d0, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /usr/src/debug/kdepim-4.10.4/korganizer/korganizer_part.cpp:101
#43 0x00007fe9502181d9 in KOrganizerPart::~KOrganizerPart (this=0x2e089d0, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /usr/src/debug/kdepim-4.10.4/korganizer/korganizer_part.cpp:107
#44 0x0000003cef21076e in KontactInterface::Plugin::~Plugin (this=0x2447ef0, __vtt_parm=<optimized out>, __in_chrg=<optimized out>) at /usr/src/debug/kdepimlibs-4.10.4/kontactinterface/plugin.cpp:91
#45 0x00007fe95abc650a in KOrganizerPlugin::~KOrganizerPlugin (this=0x2447ef0, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /usr/src/debug/kdepim-4.10.4/kontact/plugins/korganizer/korganizerplugin.cpp:92
#46 0x00007fe95abc6549 in KOrganizerPlugin::~KOrganizerPlugin (this=0x2447ef0, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /usr/src/debug/kdepim-4.10.4/kontact/plugins/korganizer/korganizerplugin.cpp:94
#47 0x0000003cea61d95e in Kontact::MainWindow::~MainWindow (this=this@entry=0x20cebf0, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /usr/src/debug/kdepim-4.10.4/kontact/src/mainwindow.cpp:294
#48 0x0000003cea61dac9 in Kontact::MainWindow::~MainWindow (this=0x20cebf0, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /usr/src/debug/kdepim-4.10.4/kontact/src/mainwindow.cpp:296
#49 0x0000003448591e88 in QObject::event (this=0x20cebf0, e=<optimized out>) at kernel/qobject.cpp:1175
#50 0x000000344de1790b in QWidget::event (this=this@entry=0x20cebf0, event=event@entry=0x5d88dc0) at kernel/qwidget.cpp:8845
#51 0x000000344e1cb913 in QMainWindow::event (this=this@entry=0x20cebf0, event=event@entry=0x5d88dc0) at widgets/qmainwindow.cpp:1478
#52 0x000000344f4f7af1 in KMainWindow::event (this=this@entry=0x20cebf0, ev=ev@entry=0x5d88dc0) at /usr/src/debug/kdelibs-4.10.4/kdeui/widgets/kmainwindow.cpp:1084
#53 0x000000344f52f579 in KXmlGuiWindow::event (this=0x20cebf0, ev=0x5d88dc0) at /usr/src/debug/kdelibs-4.10.4/kdeui/xmlgui/kxmlguiwindow.cpp:126
#54 0x000000344ddc846c in QApplicationPrivate::notify_helper (this=0x1f41d30, receiver=0x20cebf0, e=0x5d88dc0) at kernel/qapplication.cpp:4562
#55 0x000000344ddcea30 in QApplication::notify (this=this@entry=0x7fff413ef190, receiver=receiver@entry=0x20cebf0, e=e@entry=0x5d88dc0) at kernel/qapplication.cpp:4348
#56 0x000000344f442f0a in KApplication::notify (this=0x7fff413ef190, receiver=0x20cebf0, event=0x5d88dc0) at /usr/src/debug/kdelibs-4.10.4/kdeui/kernel/kapplication.cpp:311
#57 0x0000003448579f7d in QCoreApplication::notifyInternal (this=0x7fff413ef190, receiver=receiver@entry=0x20cebf0, event=event@entry=0x5d88dc0) at kernel/qcoreapplication.cpp:949
#58 0x000000344857cd3f in sendEvent (event=0x5d88dc0, receiver=0x20cebf0) at kernel/qcoreapplication.h:231
#59 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x1efe3e0) at kernel/qcoreapplication.cpp:1573
#60 0x000000344857d1e3 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1466
#61 0x00000034485a72d3 in sendPostedEvents () at kernel/qcoreapplication.h:236
#62 postEventSourceDispatch (s=s@entry=0x1f488d0) at kernel/qeventdispatcher_glib.cpp:279
#63 0x0000003442047e06 in g_main_dispatch (context=0x1f3d920) at gmain.c:3054
#64 g_main_context_dispatch (context=context@entry=0x1f3d920) at gmain.c:3630
#65 0x0000003442048158 in g_main_context_iterate (context=context@entry=0x1f3d920, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3701
#66 0x00000034420481fc in g_main_context_iteration (context=0x1f3d920, may_block=1) at gmain.c:3762
#67 0x00000034485a6cb5 in QEventDispatcherGlib::processEvents (this=0x1effcc0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#68 0x000000344de64d56 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:207
#69 0x0000003448578bdf in QEventLoop::processEvents (this=this@entry=0x7fff413ef090, flags=...) at kernel/qeventloop.cpp:149
#70 0x0000003448578ed5 in QEventLoop::exec (this=this@entry=0x7fff413ef090, flags=...) at kernel/qeventloop.cpp:204
#71 0x000000344857dfbb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1221
#72 0x000000344ddc6c2c in QApplication::exec () at kernel/qapplication.cpp:3823
#73 0x0000000000403750 in main (argc=1, argv=0x7fff413ef2d8) at /usr/src/debug/kdepim-4.10.4/kontact/src/main.cpp:219

Possible duplicates by query: bug 315601, bug 314394.

Reported using DrKonqi