Application that crashed: konqueror
Version of the application: 4.3.00 (KDE 4.3.0)
KDE Version: 4.3.00 (KDE 4.3.0)
Qt Version: 4.5.2
Operating System: Linux 2.6.30.5-43.fc11.x86_64 x86_64
Distribution: "Fedora release 11 (Leonidas)"

What I was doing when the application crashed:
Click around http://www.moolenaar.net/ on few pages, then konquerer crashes.

To reproduce
1. Click http://www.moolenaar.org then right button click and hit back
2. Click http://www.moolenaar.net/form.html then right button click and hit back
3. Click http://www.moolenaar.net/genealogy.html  then right button click and hit back
4. repeat this for few times you will see the konquerer crashing

 -- Backtrace:
Application: Konqueror (konqueror), signal: Segmentation fault
[KCrash Handler]
#5  0x000000350e3dc564 in KHTMLPart::slotChildStarted(KIO::Job*) () from /usr/lib64/libkhtml.so.5
#6  0x000000350e40e4b4 in KHTMLPart::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/libkhtml.so.5
#7  0x00000035033547dc in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib64/libQtCore.so.4
#8  0x0000003507c1c70f in KParts::ReadOnlyPart::started(KIO::Job*) () from /usr/lib64/libkparts.so.4
#9  0x000000350e415c01 in ?? () from /usr/lib64/libkhtml.so.5
#10 0x000000350e40bcdc in KHTMLPart::requestObject(khtml::ChildFrame*, KUrl const&, KParts::OpenUrlArguments const&, KParts::BrowserArguments const&) () from /usr/lib64/libkhtml.so.5
#11 0x000000350e40e9a1 in KHTMLPart::requestFrame(DOM::HTMLPartContainerElementImpl*, QString const&, QString const&, QStringList const&, bool) () from /usr/lib64/libkhtml.so.5
#12 0x000000350e4b8fa7 in ?? () from /usr/lib64/libkhtml.so.5
#13 0x000000350e4941b8 in ?? () from /usr/lib64/libkhtml.so.5
#14 0x000000350e49438d in ?? () from /usr/lib64/libkhtml.so.5
#15 0x000000350e4946a7 in ?? () from /usr/lib64/libkhtml.so.5
#16 0x000000350e49c561 in ?? () from /usr/lib64/libkhtml.so.5
#17 0x000000350e447e47 in ?? () from /usr/lib64/libkhtml.so.5
#18 0x000000350e3ea575 in KHTMLPart::clear() () from /usr/lib64/libkhtml.so.5
#19 0x000000350e3ffd48 in KHTMLPart::~KHTMLPart() () from /usr/lib64/libkhtml.so.5
#20 0x000000350e3ea217 in KHTMLPart::clear() () from /usr/lib64/libkhtml.so.5
#21 0x000000350e3ea687 in KHTMLPart::begin(KUrl const&, int, int) () from /usr/lib64/libkhtml.so.5
#22 0x000000350e3e1509 in KHTMLPart::slotRestoreData(QByteArray const&) () from /usr/lib64/libkhtml.so.5
#23 0x000000350e40e2e0 in KHTMLPart::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/libkhtml.so.5
#24 0x00000035033547dc in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib64/libQtCore.so.4
#25 0x000000350e434da2 in ?? () from /usr/lib64/libkhtml.so.5
#26 0x000000350e4353c6 in ?? () from /usr/lib64/libkhtml.so.5
#27 0x000000350e435d79 in ?? () from /usr/lib64/libkhtml.so.5
#28 0x00000035033547dc in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib64/libQtCore.so.4
#29 0x00000035033597bf in ?? () from /usr/lib64/libQtCore.so.4
#30 0x000000350334e7de in QObject::event(QEvent*) () from /usr/lib64/libQtCore.so.4
#31 0x000000350458f69c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/libQtGui.so.4
#32 0x00000035045968fe in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/libQtGui.so.4
#33 0x0000003505811296 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#34 0x000000350333f59c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/libQtCore.so.4
#35 0x0000003503369fc2 in ?? () from /usr/lib64/libQtCore.so.4
#36 0x00000035033679ed in ?? () from /usr/lib64/libQtCore.so.4
#37 0x00000037ff837abe in g_main_context_dispatch () from /lib64/libglib-2.0.so.0
#38 0x00000037ff83b278 in ?? () from /lib64/libglib-2.0.so.0
#39 0x00000037ff83b3a0 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#40 0x0000003503367936 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#41 0x0000003504621f8e in ?? () from /usr/lib64/libQtGui.so.4
#42 0x000000350333ded2 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#43 0x000000350333e2a4 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#44 0x0000003503340439 in QCoreApplication::exec() () from /usr/lib64/libQtCore.so.4
#45 0x00000035080ce3bb in kdemain () from /usr/lib64/libkdeinit4_konqueror.so
#46 0x00000037fe01ea2d in __libc_start_main () from /lib64/libc.so.6
#47 0x0000000000400759 in _start ()

Reported using DrKonqi