Application: kontact (4.10.3)
KDE Platform Version: 4.10.3 "release 563"
Qt Version: 4.8.4
Operating System: Linux 3.7.10-1.4-desktop x86_64
Distribution: "openSUSE 12.3 (x86_64)"

-- Information about the crash:
As I started to type in the folder quick search bar, the Kmail2 crashed.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f04ea6fd7c0 (LWP 13851))]

Thread 4 (Thread 0x7f04ce186700 (LWP 13852)):
#0  0x00007f04e1e4b964 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f04e6e642f0 in ?? () from /usr/lib64/libQtWebKit.so.4
#2  0x00007f04e6e64329 in ?? () from /usr/lib64/libQtWebKit.so.4
#3  0x00007f04e1e47e0f in start_thread () from /lib64/libpthread.so.0
#4  0x00007f04e7c447dd in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7f048d883700 (LWP 13853)):
#0  0x00007f04e1e4b964 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f04e6be2157 in ?? () from /usr/lib64/libQtWebKit.so.4
#2  0x00007f04e6e8b81e in ?? () from /usr/lib64/libQtWebKit.so.4
#3  0x00007f04e1e47e0f in start_thread () from /lib64/libpthread.so.0
#4  0x00007f04e7c447dd in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f047c15c700 (LWP 13856)):
#0  0x00007f04e7c3b87d in poll () from /lib64/libc.so.6
#1  0x00007f04e0e3baa4 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f04e0e3bbc4 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f04e90732e6 in QEventDispatcherGlib::processEvents (this=0x7f04740008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f04e9043adf in QEventLoop::processEvents (this=this@entry=0x7f047c15bdc0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f04e9043d68 in QEventLoop::exec (this=0x7f047c15bdc0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f04e8f460f0 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#7  0x00007f04e8f490cc in QThreadPrivate::start (arg=0x1377da0) at thread/qthread_unix.cpp:338
#8  0x00007f04e1e47e0f in start_thread () from /lib64/libpthread.so.0
#9  0x00007f04e7c447dd in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f04ea6fd7c0 (LWP 13851)):
[KCrash Handler]
#6  0x00007f04e9a958ed in sibling (acolumn=<optimized out>, arow=<optimized out>, this=<optimized out>) at /usr/include/QtCore/qabstractitemmodel.h:396
#7  KSelectionProxyModelPrivate::mapTopLevelToSource (this=this@entry=0x1d399f0, row=5, column=0) at /usr/src/debug/kdelibs-4.10.3/kdeui/itemviews/kselectionproxymodel.cpp:1625
#8  0x00007f04e9a95b13 in KSelectionProxyModel::mapToSource (this=0x1d34300, proxyIndex=...) at /usr/src/debug/kdelibs-4.10.3/kdeui/itemviews/kselectionproxymodel.cpp:2151
#9  0x00007f04e9a905fd in KSelectionProxyModel::data (this=0x1d34300, index=..., role=57) at /usr/src/debug/kdelibs-4.10.3/kdeui/itemviews/kselectionproxymodel.cpp:2255
#10 0x00007f04e42653db in Akonadi::FavoriteCollectionsModel::data (this=0x1d34300, index=..., role=<optimized out>) at /usr/src/debug/kdepimlibs-4.10.3/akonadi/favoritecollectionsmodel.cpp:224
#11 0x00007f04e90382cf in data (arole=<optimized out>, this=<optimized out>) at kernel/qabstractitemmodel.h:402
#12 QPersistentModelIndex::data (this=<optimized out>, role=<optimized out>) at kernel/qabstractitemmodel.cpp:388
#13 0x00007f04e42c509d in Akonadi::DelegateAnimator::timerEvent (this=0x1d39e20, event=<optimized out>) at /usr/src/debug/kdepimlibs-4.10.3/akonadi/progressspinnerdelegate.cpp:63
#14 0x00007f04e90595ac in QObject::event (this=0x1d39e20, e=<optimized out>) at kernel/qobject.cpp:1165
#15 0x00007f04e83ee86c in QApplicationPrivate::notify_helper (this=this@entry=0x137dd70, receiver=receiver@entry=0x1d39e20, e=e@entry=0x7fff45c5a920) at kernel/qapplication.cpp:4562
#16 0x00007f04e83f2ceb in QApplication::notify (this=0x7fff45c5ad20, receiver=0x1d39e20, e=0x7fff45c5a920) at kernel/qapplication.cpp:4423
#17 0x00007f04e9aab146 in KApplication::notify (this=0x7fff45c5ad20, receiver=0x1d39e20, event=0x7fff45c5a920) at /usr/src/debug/kdelibs-4.10.3/kdeui/kernel/kapplication.cpp:311
#18 0x00007f04e9044d8e in QCoreApplication::notifyInternal (this=0x7fff45c5ad20, receiver=0x1d39e20, event=0x7fff45c5a920) at kernel/qcoreapplication.cpp:946
#19 0x00007f04e9075b61 in sendEvent (event=0x7fff45c5a920, receiver=<optimized out>) at kernel/qcoreapplication.h:231
#20 QTimerInfoList::activateTimers (this=0x1375c60) at kernel/qeventdispatcher_unix.cpp:637
#21 0x00007f04e9072c54 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:186
#22 timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:180
#23 0x00007f04e0e3b7d5 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#24 0x00007f04e0e3bb08 in ?? () from /usr/lib64/libglib-2.0.so.0
#25 0x00007f04e0e3bbc4 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#26 0x00007f04e90732c6 in QEventDispatcherGlib::processEvents (this=0x12b5ad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#27 0x00007f04e848ec1e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#28 0x00007f04e9043adf in QEventLoop::processEvents (this=this@entry=0x7fff45c5ab90, flags=...) at kernel/qeventloop.cpp:149
#29 0x00007f04e9043d68 in QEventLoop::exec (this=0x7fff45c5ab90, flags=...) at kernel/qeventloop.cpp:204
#30 0x00007f04e9048a08 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#31 0x0000000000403679 in main (argc=1, argv=0x7fff45c5ae68) at /usr/src/debug/kdepim-4.10.3/kontact/src/main.cpp:219

Reported using DrKonqi