Application: kontact (4.6.1)
KDE Platform Version: 4.6.5 (4.6.5) "release 8"
Qt Version: 4.7.3
Operating System: Linux 2.6.34.8-0.2-desktop x86_64
Distribution: "openSUSE 11.3 (x86_64)"

-- Information about the crash:
Kontact -Kmail does not display email content.  Is very slow while syncing IMAP folders.  When sync is finished still not displaying content.  Will not open emails.  Then crash.

The crash can be reproduced every time.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f2297ff9760 (LWP 11904))]

Thread 2 (Thread 0x7f2280e90710 (LWP 11905)):
#0  0x00007f229039339c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f2294a3cb04 in WTF::TCMalloc_PageHeap::runScavengerThread(void*) () from /usr/lib64/libQtWebKit.so.4
#2  0x00007f229038ea4f in start_thread () from /lib64/libpthread.so.0
#3  0x00007f22955ee82d in clone () from /lib64/libc.so.6
#4  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f2297ff9760 (LWP 11904)):
[KCrash Handler]
#6  QHash<Akonadi::StandardMailActionManager::Type, KAction*>::findNode (this=0x68, akey=@0x7fff9090e664, ahp=0x0) at /usr/include/QtCore/qhash.h:882
#7  0x00007f227e35fe59 in contains (this=0xe5cb00, type=Akonadi::StandardMailActionManager::MarkMailAsRead) at /usr/include/QtCore/qhash.h:872
#8  Akonadi::StandardMailActionManager::action (this=0xe5cb00, type=Akonadi::StandardMailActionManager::MarkMailAsRead)
    at /usr/src/debug/kdepimlibs-4.6.5/akonadi/kmime/standardmailactionmanager.cpp:727
#9  0x00007f227bf91b2d in ?? () from /usr/lib64/libkmailprivate.so.4
#10 0x00007f227bf51548 in ?? () from /usr/lib64/libkmailprivate.so.4
#11 0x00007f227bf52113 in ?? () from /usr/lib64/libkmailprivate.so.4
#12 0x00007f227bf52a3c in ?? () from /usr/lib64/libkmailprivate.so.4
#13 0x00007f227bf5a6f9 in KMMainWidget::slotItemsFetchedForActivation(QList<Akonadi::Item> const&) () from /usr/lib64/libkmailprivate.so.4
#14 0x00007f227bf733a8 in KMMainWidget::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/libkmailprivate.so.4
#15 0x00007f22969ac88f in QMetaObject::activate (sender=0x27c0120, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x7fff9090f180) at kernel/qobject.cpp:3278
#16 0x00007f2292760d72 in Akonadi::ItemFetchJob::itemsReceived (this=<value optimized out>, _t1=<value optimized out>) at /usr/src/debug/kdepimlibs-4.6.5/build/akonadi/itemfetchjob.moc:92
#17 0x00007f22927fd32b in timeout (this=<value optimized out>, _c=<value optimized out>, _id=2, _a=0x7fff9090f2a0) at /usr/src/debug/kdepimlibs-4.6.5/akonadi/itemfetchjob.cpp:71
#18 Akonadi::ItemFetchJob::qt_metacall (this=<value optimized out>, _c=<value optimized out>, _id=2, _a=0x7fff9090f2a0) at /usr/src/debug/kdepimlibs-4.6.5/build/akonadi/itemfetchjob.moc:80
#19 0x00007f22969ac88f in QMetaObject::activate (sender=0x27c0120, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x7fff9090f2a0) at kernel/qobject.cpp:3278
#20 0x00007f2296d8d6c2 in KJob::result(KJob*) () from /usr/lib64/libkdecore.so.5
#21 0x00007f2296d8d700 in KJob::emitResult() () from /usr/lib64/libkdecore.so.5
#22 0x00007f229279025d in Akonadi::Job::qt_metacall (this=0x27c0120, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0xf9de10)
    at /usr/src/debug/kdepimlibs-4.6.5/build/akonadi/job.moc:91
#23 0x00007f22927fd275 in Akonadi::ItemFetchJob::qt_metacall (this=0x27c0120, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0xf9de10)
    at /usr/src/debug/kdepimlibs-4.6.5/build/akonadi/itemfetchjob.moc:73
#24 0x00007f22969ab50a in QObject::event (this=0x27c0120, e=<value optimized out>) at kernel/qobject.cpp:1217
#25 0x00007f2295d52114 in QApplicationPrivate::notify_helper (this=0x645d30, receiver=0x27c0120, e=0x2de09c0) at kernel/qapplication.cpp:4462
#26 0x00007f2295d5a6aa in QApplication::notify (this=<value optimized out>, receiver=0x27c0120, e=0x2de09c0) at kernel/qapplication.cpp:4341
#27 0x00007f229730e7f6 in KApplication::notify (this=0x7fff90910ca0, receiver=0x27c0120, event=0x2de09c0) at /usr/src/debug/kdelibs-4.6.5/kdeui/kernel/kapplication.cpp:311
#28 0x00007f229699763c in QCoreApplication::notifyInternal (this=0x7fff90910ca0, receiver=0x27c0120, event=0x2de09c0) at kernel/qcoreapplication.cpp:731
#29 0x00007f229699ae35 in sendEvent (receiver=0x0, event_type=0, data=0x60d4a0) at kernel/qcoreapplication.h:215
#30 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x60d4a0) at kernel/qcoreapplication.cpp:1372
#31 0x00007f22969c2173 in sendPostedEvents (s=<value optimized out>) at kernel/qcoreapplication.h:220
#32 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:277
#33 0x00007f228f02ba93 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#34 0x00007f228f02c270 in ?? () from /usr/lib64/libglib-2.0.so.0
#35 0x00007f228f02c510 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#36 0x00007f22969c230f in QEventDispatcherGlib::processEvents (this=0x6133b0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#37 0x00007f2295df7b8e in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#38 0x00007f2296996a72 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#39 0x00007f2296996c85 in QEventLoop::exec (this=0x7fff9090fcb0, flags=...) at kernel/qeventloop.cpp:201
#40 0x00007f2296d8d4e6 in KJob::exec() () from /usr/lib64/libkdecore.so.5
#41 0x00007f227bf28d36 in KMKernel::cleanup() () from /usr/lib64/libkmailprivate.so.4
#42 0x00007f227c279bf4 in ?? () from /usr/lib64/kde4/kmailpart.so
#43 0x00007f227c279cf9 in ?? () from /usr/lib64/kde4/kmailpart.so
#44 0x00007f22977ddd3e in KontactInterface::Plugin::~Plugin() () from /usr/lib64/libkontactinterface.so.4
#45 0x00007f227d21a570 in ?? () from /usr/lib64/kde4/kontact_kmailplugin.so
#46 0x00007f227d21a5a9 in ?? () from /usr/lib64/kde4/kontact_kmailplugin.so
#47 0x00007f2297c1156e in Kontact::MainWindow::~MainWindow() () from /usr/lib64/libkontactprivate.so.4
#48 0x00007f2297c116d9 in Kontact::MainWindow::~MainWindow() () from /usr/lib64/libkontactprivate.so.4
#49 0x00007f22969ab538 in QObject::event (this=0x7c5f00, e=<value optimized out>) at kernel/qobject.cpp:1200
#50 0x00007f2295da356d in QWidget::event (this=0x7c5f00, event=0x2ef2d90) at kernel/qwidget.cpp:8718
#51 0x00007f229616a2db in QMainWindow::event (this=0x7c5f00, event=0x2ef2d90) at widgets/qmainwindow.cpp:1480
#52 0x00007f22973b9c73 in KXmlGuiWindow::event (this=0x7c5f00, ev=0x2ef2d90) at /usr/src/debug/kdelibs-4.6.5/kdeui/xmlgui/kxmlguiwindow.cpp:126
#53 0x00007f2295d52114 in QApplicationPrivate::notify_helper (this=0x645d30, receiver=0x7c5f00, e=0x2ef2d90) at kernel/qapplication.cpp:4462
#54 0x00007f2295d5a6aa in QApplication::notify (this=<value optimized out>, receiver=0x7c5f00, e=0x2ef2d90) at kernel/qapplication.cpp:4341
#55 0x00007f229730e7f6 in KApplication::notify (this=0x7fff90910ca0, receiver=0x7c5f00, event=0x2ef2d90) at /usr/src/debug/kdelibs-4.6.5/kdeui/kernel/kapplication.cpp:311
#56 0x00007f229699763c in QCoreApplication::notifyInternal (this=0x7fff90910ca0, receiver=0x7c5f00, event=0x2ef2d90) at kernel/qcoreapplication.cpp:731
#57 0x00007f229699ae35 in sendEvent (receiver=0x0, event_type=0, data=0x60d4a0) at kernel/qcoreapplication.h:215
#58 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x60d4a0) at kernel/qcoreapplication.cpp:1372
#59 0x00007f22969c2173 in sendPostedEvents (s=<value optimized out>) at kernel/qcoreapplication.h:220
#60 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:277
#61 0x00007f228f02ba93 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#62 0x00007f228f02c270 in ?? () from /usr/lib64/libglib-2.0.so.0
#63 0x00007f228f02c510 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#64 0x00007f22969c230f in QEventDispatcherGlib::processEvents (this=0x6133b0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#65 0x00007f2295df7b8e in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#66 0x00007f2296996a72 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#67 0x00007f2296996c85 in QEventLoop::exec (this=0x7fff90910bf0, flags=...) at kernel/qeventloop.cpp:201
#68 0x00007f229699b0eb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#69 0x000000000040416f in _start ()

Reported using DrKonqi