Application: digikam (2.0.0)
KDE Platform Version: 4.7.00 (4.7.0) (Compiled from sources)
Qt Version: 4.7.1
Operating System: Linux 3.0.1-gentoo i686
Distribution: "Gentoo Base System release 2.0.3"

-- Information about the crash:
To get Digikam to crush I can either attempt to view slideshow (either from the main window or from image editor).

The crash can be reproduced every time.

-- Backtrace:
Application: digiKam (digikam), signal: Segmentation fault
[Current thread is 1 (Thread 0xad198760 (LWP 5890))]

Thread 5 (Thread 0xabff9b70 (LWP 5891)):
#0  0xb7797424 in __kernel_vsyscall ()
#1  0xb451e5cc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb4aadebe in pthread_cond_wait () from /lib/libc.so.6
#3  0xb500bfbf in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/qt4/libQtCore.so.4
#4  0x081e8e39 in _start ()

Thread 4 (Thread 0xab7f8b70 (LWP 5892)):
#0  0xb451c405 in pthread_mutex_lock () from /lib/libpthread.so.0
#1  0xb4aae0d7 in pthread_mutex_lock () from /lib/libc.so.6
#2  0xb31305a5 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#3  0xb3130f38 in ?? () from /usr/lib/libglib-2.0.so.0
#4  0xb3131205 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#5  0xb512fe4f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/qt4/libQtCore.so.4
#6  0xb51016da in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/qt4/libQtCore.so.4
#7  0xb510197a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/qt4/libQtCore.so.4
#8  0xb5008e5b in QThread::exec() () from /usr/lib/qt4/libQtCore.so.4
#9  0xb50e2fac in ?? () from /usr/lib/qt4/libQtCore.so.4
#10 0xb500b8ca in ?? () from /usr/lib/qt4/libQtCore.so.4
#11 0xb4519ed4 in start_thread () from /lib/libpthread.so.0
#12 0xb4aa054e in clone () from /lib/libc.so.6

Thread 3 (Thread 0xaadffb70 (LWP 5894)):
#0  0xb7797424 in __kernel_vsyscall ()
#1  0xb451e5cc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb4aadebe in pthread_cond_wait () from /lib/libc.so.6
#3  0xb500bfbf in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/qt4/libQtCore.so.4
#4  0xb6a8966a in ?? () from /usr/lib/libdigikamcore.so.2
#5  0xb500b8ca in ?? () from /usr/lib/qt4/libQtCore.so.4
#6  0xb4519ed4 in start_thread () from /lib/libpthread.so.0
#7  0xb4aa054e in clone () from /lib/libc.so.6

Thread 2 (Thread 0xa5cebb70 (LWP 5912)):
#0  0xb7797424 in __kernel_vsyscall ()
#1  0xb451e984 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb4aadf15 in pthread_cond_timedwait () from /lib/libc.so.6
#3  0xb500bf3f in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/qt4/libQtCore.so.4
#4  0xb50017d8 in ?? () from /usr/lib/qt4/libQtCore.so.4
#5  0xb500b8ca in ?? () from /usr/lib/qt4/libQtCore.so.4
#6  0xb4519ed4 in start_thread () from /lib/libpthread.so.0
#7  0xb4aa054e in clone () from /lib/libc.so.6

Thread 1 (Thread 0xad198760 (LWP 5890)):
[KCrash Handler]
#7  0xb4ae4e80 in ?? () from /lib/libc.so.6
#8  0xb5716c06 in ?? () from /usr/lib/qt4/libQtGui.so.4
#9  0xb55fc304 in ?? () from /usr/lib/qt4/libQtGui.so.4
#10 0xb57d7fb2 in ?? () from /usr/lib/qt4/libQtGui.so.4
#11 0xb57df0b2 in ?? () from /usr/lib/qt4/libQtGui.so.4
#12 0xb57ec55d in ?? () from /usr/lib/qt4/libQtGui.so.4
#13 0xb5767d7a in QPainter::drawPixmap(QRectF const&, QPixmap const&, QRectF const&) () from /usr/lib/qt4/libQtGui.so.4
#14 0xb6b519e0 in Digikam::SlideShow::updatePixmap() () from /usr/lib/libdigikamcore.so.2
#15 0xb6b55435 in Digikam::SlideShow::slotGotImagePreview(Digikam::LoadingDescription const&, Digikam::DImg const&) () from /usr/lib/libdigikamcore.so.2
#16 0xb6b559dc in Digikam::SlideShow::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libdigikamcore.so.2
#17 0xb5108c5a in QMetaObject::metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/lib/qt4/libQtCore.so.4
#18 0xb5113447 in QMetaCallEvent::placeMetaCall(QObject*) () from /usr/lib/qt4/libQtCore.so.4
#19 0xb5117a47 in QObject::event(QEvent*) () from /usr/lib/qt4/libQtCore.so.4
#20 0xb565f434 in QWidget::event(QEvent*) () from /usr/lib/qt4/libQtGui.so.4
#21 0xb560653c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/qt4/libQtGui.so.4
#22 0xb560b29f in QApplication::notify(QObject*, QEvent*) () from /usr/lib/qt4/libQtGui.so.4
#23 0xb612c9cb in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#24 0xb5102522 in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/qt4/libQtCore.so.4
#25 0xb51061d8 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/qt4/libQtCore.so.4
#26 0xb510635e in QCoreApplication::sendPostedEvents(QObject*, int) () from /usr/lib/qt4/libQtCore.so.4
#27 0xb512fc95 in ?? () from /usr/lib/qt4/libQtCore.so.4
#28 0xb3130731 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#29 0xb3130f38 in ?? () from /usr/lib/libglib-2.0.so.0
#30 0xb3131205 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#31 0xb512fe0d in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/qt4/libQtCore.so.4
#32 0xb56b90f6 in ?? () from /usr/lib/qt4/libQtGui.so.4
#33 0xb51016da in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/qt4/libQtCore.so.4
#34 0xb510197a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/qt4/libQtCore.so.4
#35 0xb5106421 in QCoreApplication::exec() () from /usr/lib/qt4/libQtCore.so.4
#36 0xb5604458 in QApplication::exec() () from /usr/lib/qt4/libQtGui.so.4
#37 0x082c09b3 in ?? ()
#38 0xb49e4f37 in __libc_start_main () from /lib/libc.so.6
#39 0x080b83b1 in _start ()

Reported using DrKonqi