Bug 266198

Application: kontact (4.6 beta4)
KDE Platform Version: 4.6.00 (4.6.0)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-25-generic i686
Distribution: Ubuntu 10.10

-- Information about the crash:
- What I was doing when the application crashed:
Korganizer crashed when I switch to kmail 
- Unusual behavior I noticed:

- Custom settings of the application:
akonadi resources: 
imap: 4 gmail, ovi.com
localfolders

The crash can be reproduced some of the time.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[Current thread is 1 (Thread 0xb786d730 (LWP 6848))]

Thread 3 (Thread 0xb5869b70 (LWP 6849)):
#0  0x00f68416 in __kernel_vsyscall ()
#1  0x0062d4dc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0x0059bd9d in pthread_cond_wait () from /lib/libc.so.6
#3  0x02d9b3a5 in ?? () from /usr/lib/libQtWebKit.so.4
#4  0x02d9b481 in ?? () from /usr/lib/libQtWebKit.so.4
#5  0x00628cc9 in start_thread () from /lib/libpthread.so.0
#6  0x0058e69e in clone () from /lib/libc.so.6

Thread 2 (Thread 0xb36c7b70 (LWP 8479)):
#0  0x0059bf66 in pthread_mutex_lock () from /lib/libc.so.6
#1  0x006e7ea3 in g_main_context_prepare () from /lib/libglib-2.0.so.0
#2  0x006e8279 in ?? () from /lib/libglib-2.0.so.0
#3  0x006e8848 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#4  0x002968bf in QEventDispatcherGlib::processEvents (this=0xa22c370, flags=...) at kernel/qeventdispatcher_glib.cpp:417
#5  0x00266929 in QEventLoop::processEvents (this=0xb36c7270, flags=) at kernel/qeventloop.cpp:149
#6  0x00266daa in QEventLoop::exec (this=0xb36c7270, flags=...) at kernel/qeventloop.cpp:201
#7  0x00162e9e in QThread::exec (this=0xa0c58a0) at thread/qthread.cpp:490
#8  0x0024567b in QInotifyFileSystemWatcherEngine::run (this=0xa0c58a0) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00166119 in QThreadPrivate::start (arg=0xa0c58a0) at thread/qthread_unix.cpp:266
#10 0x00628cc9 in start_thread () from /lib/libpthread.so.0
#11 0x0058e69e in clone () from /lib/libc.so.6

Thread 1 (Thread 0xb786d730 (LWP 6848)):
[KCrash Handler]
#7  QModelIndex (this=0x9421a68, child=...) at ../../include/QtCore/../../src/corelib/kernel/qabstractitemmodel.h:65
#8  QSortFilterProxyModel::parent (this=0x9421a68, child=...) at itemviews/qsortfilterproxymodel.cpp:1656
#9  0x0630ce82 in parent (this=0x98e3708, index=...) at ../../include/QtCore/../../src/corelib/kernel/qabstractitemmodel.h:389
#10 QTreeView::indexRowSizeHint (this=0x98e3708, index=...) at itemviews/qtreeview.cpp:2758
#11 0x0630d6ab in QTreeViewPrivate::itemHeight (this=0x98dffe8, item=5) at itemviews/qtreeview.cpp:3229
#12 0x0630d990 in QTreeViewPrivate::updateScrollBars (this=0x98dffe8) at itemviews/qtreeview.cpp:3452
#13 0x0630dcb5 in QTreeView::updateGeometries (this=0x98e3708) at itemviews/qtreeview.cpp:2686
#14 0x062be184 in QAbstractItemView::resizeEvent (this=0x98e3708, event=0xbf8edcf8) at itemviews/qabstractitemview.cpp:2388
#15 0x05d52193 in QWidget::event (this=0x98e3708, event=0xbf8edcf8) at kernel/qwidget.cpp:8341
#16 0x06173ca3 in QFrame::event (this=0x98e3708, e=0xbf8edcf8) at widgets/qframe.cpp:557
#17 0x06210fc2 in QAbstractScrollArea::viewportEvent (this=0x98f08e8, e=0x9421a68) at widgets/qabstractscrollarea.cpp:1043
#18 0x062cd637 in QAbstractItemView::viewportEvent (this=0x98e3708, event=0xbf8edcf8) at itemviews/qabstractitemview.cpp:1619
#19 0x0630fdc3 in QTreeView::viewportEvent (this=0x98e3708, event=0xbf8edcf8) at itemviews/qtreeview.cpp:1256
#20 0x06213a15 in viewportEvent (this=0x9606658, o=0x98c2ba8, e=0xbf8edcf8) at widgets/qabstractscrollarea_p.h:100
#21 QAbstractScrollAreaFilter::eventFilter (this=0x9606658, o=0x98c2ba8, e=0xbf8edcf8) at widgets/qabstractscrollarea_p.h:116
#22 0x002675ba in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x929ce28, receiver=0x98c2ba8, event=0xbf8edcf8) at kernel/qcoreapplication.cpp:847
#23 0x05cf44f9 in QApplicationPrivate::notify_helper (this=0x929ce28, receiver=0x98c2ba8, e=0xbf8edcf8) at kernel/qapplication.cpp:4392
#24 0x05cfa629 in QApplication::notify (this=0xbf8efe54, receiver=0x98c2ba8, e=0xbf8edcf8) at kernel/qapplication.cpp:4361
#25 0x051b0c1a in KApplication::notify (this=0xbf8efe54, receiver=0x98c2ba8, event=0xbf8edcf8) at ../../kdeui/kernel/kapplication.cpp:311
#26 0x00267e5b in QCoreApplication::notifyInternal (this=0xbf8efe54, receiver=0x98c2ba8, event=0xbf8edcf8) at kernel/qcoreapplication.cpp:732
#27 0x05d51339 in sendEvent (this=0x98e16e8, recursive=false, disableUpdates=false) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#28 QWidgetPrivate::sendPendingMoveAndResizeEvents (this=0x98e16e8, recursive=false, disableUpdates=false) at kernel/qwidget.cpp:7257
#29 0x05d56a69 in QWidgetPrivate::show_helper (this=0x98e16e8) at kernel/qwidget.cpp:7308
#30 0x05d583db in QWidget::setVisible (this=0x98c2ba8, visible=true) at kernel/qwidget.cpp:7589
#31 0x05d56f60 in show (this=0x98dffe8, spontaneous=false) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:487
#32 QWidgetPrivate::showChildren (this=0x98dffe8, spontaneous=false) at kernel/qwidget.cpp:7677
#33 0x05d56a91 in QWidgetPrivate::show_helper (this=0x98dffe8) at kernel/qwidget.cpp:7314
#34 0x05d583db in QWidget::setVisible (this=0x98e3708, visible=true) at kernel/qwidget.cpp:7589
#35 0x05d56f60 in show (this=0x98f27d0, spontaneous=false) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:487
#36 QWidgetPrivate::showChildren (this=0x98f27d0, spontaneous=false) at kernel/qwidget.cpp:7677
#37 0x05d56a91 in QWidgetPrivate::show_helper (this=0x98f27d0) at kernel/qwidget.cpp:7314
#38 0x05d583db in QWidget::setVisible (this=0x98e1928, visible=true) at kernel/qwidget.cpp:7589
#39 0x05d56f60 in show (this=0x998ee08, spontaneous=false) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:487
#40 QWidgetPrivate::showChildren (this=0x998ee08, spontaneous=false) at kernel/qwidget.cpp:7677
#41 0x05d56a91 in QWidgetPrivate::show_helper (this=0x998ee08) at kernel/qwidget.cpp:7314
#42 0x05d583db in QWidget::setVisible (this=0x998f6d0, visible=true) at kernel/qwidget.cpp:7589
#43 0x05d56f60 in show (this=0x985c7b8, spontaneous=false) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:487
#44 QWidgetPrivate::showChildren (this=0x985c7b8, spontaneous=false) at kernel/qwidget.cpp:7677
#45 0x05d56a91 in QWidgetPrivate::show_helper (this=0x985c7b8) at kernel/qwidget.cpp:7314
#46 0x05d583db in QWidget::setVisible (this=0x97699c0, visible=true) at kernel/qwidget.cpp:7589
#47 0x05d56f60 in show (this=0x985bf88, spontaneous=false) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:487
#48 QWidgetPrivate::showChildren (this=0x985bf88, spontaneous=false) at kernel/qwidget.cpp:7677
#49 0x05d56a91 in QWidgetPrivate::show_helper (this=0x985bf88) at kernel/qwidget.cpp:7314
#50 0x05d583db in QWidget::setVisible (this=0x9809070, visible=true) at kernel/qwidget.cpp:7589
#51 0x05d56f60 in show (this=0x98f6380, spontaneous=false) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:487
#52 QWidgetPrivate::showChildren (this=0x98f6380, spontaneous=false) at kernel/qwidget.cpp:7677
#53 0x05d56a91 in QWidgetPrivate::show_helper (this=0x98f6380) at kernel/qwidget.cpp:7314
#54 0x05d583db in QWidget::setVisible (this=0x98e0520, visible=true) at kernel/qwidget.cpp:7589
#55 0x05d56f60 in show (this=0x98d0938, spontaneous=false) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:487
#56 QWidgetPrivate::showChildren (this=0x98d0938, spontaneous=false) at kernel/qwidget.cpp:7677
#57 0x05d56a91 in QWidgetPrivate::show_helper (this=0x98d0938) at kernel/qwidget.cpp:7314
#58 0x05d583db in QWidget::setVisible (this=0x98d3088, visible=true) at kernel/qwidget.cpp:7589
#59 0x05d39f22 in show (this=0x92a2580, index=1) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:487
#60 QStackedLayout::setCurrentIndex (this=0x92a2580, index=1) at kernel/qstackedlayout.cpp:311
#61 0x05d3a0ad in QStackedLayout::setCurrentWidget (this=0x92a2580, widget=0x98d3088) at kernel/qstackedlayout.cpp:365
#62 0x061e204c in QStackedWidget::setCurrentWidget (this=0x936b818, widget=0x98d3088) at widgets/qstackedwidget.cpp:250
#63 0x06c5c57e in Kontact::MainWindow::selectPlugin(KontactInterface::Plugin*) () from /usr/lib/libkontactprivate.so.4
#64 0x06c60862 in Kontact::MainWindow::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libkontactprivate.so.4
#65 0x0026dbea in QMetaObject::metacall (object=0x929cc28, cl=160368872, idx=-1081153368, argv=0x929cc28) at kernel/qmetaobject.cpp:237
#66 0x002809cd in QMetaObject::activate (sender=0x92f0b38, m=0x6c704a4, local_signal_index=0, argv=0x44494500) at kernel/qobject.cpp:3280
#67 0x06c62313 in ?? () from /usr/lib/libkontactprivate.so.4
#68 0x06c6237d in ?? () from /usr/lib/libkontactprivate.so.4
#69 0x06c6265a in ?? () from /usr/lib/libkontactprivate.so.4
#70 0x0026dbea in QMetaObject::metacall (object=0x92f0b38, cl=160368872, idx=0, argv=0x92f0b38) at kernel/qmetaobject.cpp:237
#71 0x002809cd in QMetaObject::activate (sender=0x938ac60, m=0x6c705d0, local_signal_index=0, argv=0x44494500) at kernel/qobject.cpp:3280
#72 0x06c62733 in ?? () from /usr/lib/libkontactprivate.so.4
#73 0x06c627be in ?? () from /usr/lib/libkontactprivate.so.4
#74 0x06c630cd in ?? () from /usr/lib/libkontactprivate.so.4
#75 0x0026dbea in QMetaObject::metacall (object=0x938ac60, cl=160368872, idx=168942552, argv=0x938ac60) at kernel/qmetaobject.cpp:237
#76 0x002809cd in QMetaObject::activate (sender=0x937cb28, m=0x667ff90, local_signal_index=1, argv=0x44494500) at kernel/qobject.cpp:3280
#77 0x0631e859 in QItemSelectionModel::currentChanged (this=0x937cb28, _t1=..., _t2=...) at .moc/release-shared/moc_qitemselectionmodel.cpp:159
#78 0x0631e9f2 in QItemSelectionModel::setCurrentIndex (this=0x937cb28, index=..., command=...) at itemviews/qitemselectionmodel.cpp:1156
#79 0x062c8f0c in QAbstractItemView::mousePressEvent (this=0x938ac60, event=0xbf8ef5a0) at itemviews/qabstractitemview.cpp:1657
#80 0x05d5232c in QWidget::event (this=0x938ac60, event=0xbf8ef5a0) at kernel/qwidget.cpp:8183
#81 0x06173ca3 in QFrame::event (this=0x938ac60, e=0xbf8ef5a0) at widgets/qframe.cpp:557
#82 0x06210fc2 in QAbstractScrollArea::viewportEvent (this=0x98f08e8, e=0x9421a68) at widgets/qabstractscrollarea.cpp:1043
#83 0x062cd637 in QAbstractItemView::viewportEvent (this=0x938ac60, event=0xbf8ef5a0) at itemviews/qabstractitemview.cpp:1619
#84 0x06213a15 in viewportEvent (this=0x93726b0, o=0x9368cb8, e=0xbf8ef5a0) at widgets/qabstractscrollarea_p.h:100
#85 QAbstractScrollAreaFilter::eventFilter (this=0x93726b0, o=0x9368cb8, e=0xbf8ef5a0) at widgets/qabstractscrollarea_p.h:116
#86 0x002675ba in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x929ce28, receiver=0x9368cb8, event=0xbf8ef5a0) at kernel/qcoreapplication.cpp:847
#87 0x05cf44f9 in QApplicationPrivate::notify_helper (this=0x929ce28, receiver=0x9368cb8, e=0xbf8ef5a0) at kernel/qapplication.cpp:4392
#88 0x05cfb16e in QApplication::notify (this=0xbf8efe54, receiver=0x9368cb8, e=0xbf8ef5a0) at kernel/qapplication.cpp:3959
#89 0x051b0c1a in KApplication::notify (this=0xbf8efe54, receiver=0x9368cb8, event=0xbf8ef5a0) at ../../kdeui/kernel/kapplication.cpp:311
#90 0x00267e5b in QCoreApplication::notifyInternal (this=0xbf8efe54, receiver=0x9368cb8, event=0xbf8ef5a0) at kernel/qcoreapplication.cpp:732
#91 0x05cf95d4 in sendEvent (receiver=0x9368cb8, event=0xbf8ef5a0, alienWidget=0x9368cb8, nativeWidget=0x929cc28, buttonDown=0x668e900, lastMouseReceiver=..., spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#92 QApplicationPrivate::sendMouseEvent (receiver=0x9368cb8, event=0xbf8ef5a0, alienWidget=0x9368cb8, nativeWidget=0x929cc28, buttonDown=0x668e900, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3058
#93 0x05d88250 in QETWidget::translateMouseEvent (this=0x929cc28, event=0xbf8efabc) at kernel/qapplication_x11.cpp:4403
#94 0x05d87691 in QApplication::x11ProcessEvent (this=0xbf8efe54, event=0xbf8efabc) at kernel/qapplication_x11.cpp:3414
#95 0x05db68aa in x11EventSourceDispatch (s=0x92a59e8, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#96 0x006e4855 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#97 0x006e8668 in ?? () from /lib/libglib-2.0.so.0
#98 0x006e8848 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#99 0x00296885 in QEventDispatcherGlib::processEvents (this=0x9276b78, flags=...) at kernel/qeventdispatcher_glib.cpp:415
#100 0x05db6125 in QGuiEventDispatcherGlib::processEvents (this=0x9276b78, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#101 0x00266929 in QEventLoop::processEvents (this=0xbf8efdb4, flags=) at kernel/qeventloop.cpp:149
#102 0x00266daa in QEventLoop::exec (this=0xbf8efdb4, flags=...) at kernel/qeventloop.cpp:201
#103 0x0026b32f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#104 0x05cf3347 in QApplication::exec () at kernel/qapplication.cpp:3672
#105 0x0804b20f in _start ()

Possible duplicates by query: bug 266098, bug 265946, bug 265530, bug 265035, bug 264532.

Reported using DrKonqi