Version:           3.4.0 (using KDE 3.4.89%2520%28%253E%253D%252020050508%29%2C%2520compiled%2520sources)
Compiler:          gcc%2520version%25203.4.4%252020050314%2520%28prerelease%29%2520%28Debian%25203.4.3-12%29
OS:                Linux%2520%28i686%29%2520release%25202.6.11.7

sorry, but I can't give you test case on it. I can only give backtrace:

Using host libthread_db library "/lib/tls/libthread_db.so.1".
`system-supplied DSO at 0xffffe000' has disappeared; keeping its symbols.
[Thread debugging using libthread_db enabled]
[New Thread -1231570720 (LWP 17945)]
[KCrash handler]
#3  DOM::HTMLDocumentImpl::close (this=0x86217c8) at khtmlview.h:112
#4  0xb60605bb in KHTMLPart::checkEmitLoadEvent (this=0x860c9b8)
    at /home/gj/kde-sources/kdelibs/khtml/khtml_part.cpp:2288
#5  0xb60621ca in KHTMLPart::slotFinishedParsing (this=0x860c9b8)
    at /home/gj/kde-sources/kdelibs/khtml/khtml_part.cpp:2025
#6  0xb6075537 in KHTMLPart::qt_invoke (this=0x860c9b8, _id=20, _o=0xbfffd050)
    at khtml_part.moc:497
#7  0xb7122e7b in QObject::activate_signal (this=0x86217c8, clist=0x8627aa0, 
    o=0xbfffd050) at kernel/qobject.cpp:2355
#8  0xb7122d1d in QObject::activate_signal (this=0x86217c8, signal=2)
    at kernel/qobject.cpp:2324
#9  0xb60a1dc6 in DOM::DocumentImpl::finishedParsing (this=0x86217c8)
    at qmetaobject.h:261
#10 0xb60a1e49 in DOM::DocumentImpl::qt_emit (this=0x86217c8, _id=2, 
    _o=0xbfffd170) at dom_docimpl.moc:97
#11 0xb60dca44 in DOM::HTMLDocumentImpl::qt_emit (this=0x86217c8, _id=2, 
    _o=0xbfffd170) at html_documentimpl.moc:91
#12 0xb7122e52 in QObject::activate_signal (this=0x8629bc0, clist=0x8624f58, 
    o=0xbfffd170) at kernel/qobject.cpp:2353
#13 0xb7122d1d in QObject::activate_signal (this=0x8629bc0, signal=2)
    at kernel/qobject.cpp:2324
#14 0xb60bd346 in khtml::Tokenizer::finishedParsing (this=0x8629bc0)
    at qmetaobject.h:261
#15 0xb60cb313 in khtml::HTMLTokenizer::end (this=0x8629bc0)
    at /home/gj/kde-sources/kdelibs/khtml/html/htmltokenizer.cpp:1529
#16 0xb60cf078 in khtml::HTMLTokenizer::finish (this=0x8629bc0)
    at /home/gj/kde-sources/kdelibs/khtml/html/htmltokenizer.cpp:1578
#17 0xb609ed79 in DOM::DocumentImpl::finishParsing (this=0x18)
    at /home/gj/kde-sources/kdelibs/khtml/xml/dom_docimpl.cpp:1227
#18 0xb6049e29 in KHTMLPart::end (this=0x860c9b8)
    at /home/gj/kde-sources/kdelibs/khtml/khtml_part.cpp:1963
#19 0xb6061eaf in KHTMLPart::processObjectRequest (this=0x84eb038, 
    child=0x8608988, _url=@0xbfffd610, mimetype=@0xbfffd524)
    at /home/gj/kde-sources/kdelibs/khtml/khtml_part.cpp:4507
#20 0xb6071ace in KHTMLPart::requestObject (this=0x84eb038, child=0x8608988, 
    url=@0xbfffd610, _args=@0xbfffd5e0)
    at /home/gj/kde-sources/kdelibs/khtml/khtml_part.cpp:4302
#21 0xb6072e72 in KHTMLPart::requestFrame (this=0x84eb038, frame=0x8605ca0, 
    url=@0xbfffd960, frameName=@0xbfffd5e0, params=@0xbfffd940, isIFrame=true)
    at qvaluelist.h:110
#22 0xb615fec8 in khtml::RenderPartObject::updateWidget (this=0x8605ca0)
    at qvaluelist.h:432
#23 0xb60e086f in DOM::HTMLIFrameElementImpl::attach (this=0x8608670)
    at /home/gj/kde-sources/kdelibs/khtml/html/html_baseimpl.cpp:628
#24 0xb60c809a in khtml::KHTMLParser::insertNode (this=0x8396280, 
    n=0x8608670, flat=false)
    at /home/gj/kde-sources/kdelibs/khtml/html/htmlparser.cpp:322
#25 0xb60ca38d in khtml::KHTMLParser::parseToken (this=0x8396280, t=0x842ca8c)
    at /home/gj/kde-sources/kdelibs/khtml/html/htmlparser.cpp:280
#26 0xb60caf90 in khtml::HTMLTokenizer::processToken (this=0x842ca58)
    at /home/gj/kde-sources/kdelibs/khtml/html/htmltokenizer.cpp:1638
#27 0xb60cfb4a in khtml::HTMLTokenizer::parseTag (this=0x842ca58, 
    src=@0x842cb88)
    at /home/gj/kde-sources/kdelibs/khtml/html/htmltokenizer.cpp:1140
#28 0xb60d27d0 in khtml::HTMLTokenizer::write (this=0x842ca58, 
    str=@0x86217c8, appendData=24)
    at /home/gj/kde-sources/kdelibs/khtml/html/htmltokenizer.cpp:1393
#29 0xb60cd1dc in khtml::HTMLTokenizer::notifyFinished (this=0x842ca58)
    at /home/gj/kde-sources/kdelibs/khtml/html/htmltokenizer.cpp:1707
#30 0xb61a2758 in khtml::CachedScript::checkNotify (this=0x8584050)
    at qptrdict.h:110
#31 0xb61a29e3 in khtml::CachedScript::data (this=0x8584050, 
    buffer=@0xbfffdf90, eof=true)
    at /home/gj/kde-sources/kdelibs/khtml/misc/loader.cpp:327
#32 0xb61a3c13 in khtml::Loader::slotFinished (this=0x837f768, job=0x83a2940)
    at /home/gj/kde-sources/kdelibs/khtml/misc/loader.cpp:1129
#33 0xb61a3e04 in khtml::Loader::qt_invoke (this=0x837f768, _id=138029376, 
    _o=0x837f768) at qucom_p.h:312
#34 0xb7122e7b in QObject::activate_signal (this=0x83a2940, clist=0x84ef018, 
    o=0xbfffe0f0) at kernel/qobject.cpp:2355
#35 0xb7d5e40f in KIO::Job::result (this=0x83a2940, t0=0x83a2940)
    at jobclasses.moc:154
#36 0xb7d5e49a in KIO::Job::emitResult (this=0x83a2940)
    at /home/gj/kde-sources/kdelibs/kio/kio/job.cpp:212
#37 0xb7d609a9 in KIO::SimpleJob::slotFinished (this=0x83a2940)
    at /home/gj/kde-sources/kdelibs/kio/kio/job.cpp:527
#38 0xb7d7172d in KIO::TransferJob::slotNeedSubURLData ()
    at /home/gj/kde-sources/kdelibs/kio/kio/job.cpp:1117
#39 0x083a2940 in ?? ()
#40 0x00000000 in ?? ()
#41 0xbfffe2e8 in ?? ()
#42 0xb62fc2e0 in __JCR_LIST__ () from /opt/kde/lib/libkhtml.so.4
#43 0xbfffe380 in ?? ()
#44 0x00000003 in ?? ()
#45 0xbfffe308 in ?? ()
#46 0xb61a3e32 in khtml::Loader::qt_invoke (this=0x852ece8, _id=138029376, 
    _o=0x0) at qucom_p.h:312
#47 0xb7d5fb0e in KIO::TransferJob::qt_invoke (this=0x83a2940, _id=17, 
    _o=0xbfffe4b0) at jobclasses.moc:1059
#48 0xb7122e7b in QObject::activate_signal (this=0x83f55a0, clist=0x831dcb0, 
    o=0xbfffe4b0) at kernel/qobject.cpp:2355
#49 0xb7122d1d in QObject::activate_signal (this=0x83f55a0, signal=6)
    at kernel/qobject.cpp:2324
#50 0xb7d48719 in KIO::SlaveInterface::needSubURLData (this=0x83f55a0)
    at qmetaobject.h:261
#51 0xb7d4c417 in KIO::SlaveInterface::dispatch (this=0x83f55a0, _cmd=104, 
    rawdata=@0xbfffe7c0) at qstring.h:848
#52 0xb7d4ab21 in KIO::SlaveInterface::dispatch (this=0x83f55a0)
    at /home/gj/kde-sources/kdelibs/kio/kio/slaveinterface.cpp:165
#53 0xb7d449a7 in KIO::Slave::slaveDied (this=0x4, t0=0x4) at qucom_p.h:124
#54 0xb7d458b9 in KIO::Slave::qt_invoke (this=0x83f55a0, _id=4, _o=0xbfffe950)
    at slave.moc:119
#55 0xb7122e7b in QObject::activate_signal (this=0x83bda68, clist=0x83faed8, 
    o=0xbfffe950) at kernel/qobject.cpp:2355
#56 0xb71231d4 in QObject::activate_signal (this=0x83bda68, signal=2, 
    param=20) at kernel/qobject.cpp:2448
#57 0xb7488fcd in QSocketNotifier::activated (this=0x83bda68, t0=20)
    at .moc/debug-shared-mt/moc_qsocketnotifier.cpp:85
#58 0xb7143c98 in QSocketNotifier::event (this=0x83bda68, e=0xbfffec50)
    at kernel/qsocketnotifier.cpp:258
#59 0xb70be4fd in QApplication::internalNotify (this=0xbffff2d0, 
    receiver=0x83bda68, e=0xbfffec50) at kernel/qapplication.cpp:2635
#60 0xb70bd9c1 in QApplication::notify (this=0xbffff2d0, receiver=0x83bda68, 
    e=0xbfffec50) at kernel/qapplication.cpp:2358
#61 0xb7767eb3 in KApplication::notify (this=0xbffff2d0, receiver=0x83bda68, 
    event=0xbfffec50)
    at /home/gj/kde-sources/kdelibs/kdecore/kapplication.cpp:549
#62 0xb704f945 in QApplication::sendEvent (receiver=0x83bda68, 
    event=0xbfffec50) at qapplication.h:491
#63 0xb70ac3f7 in QEventLoop::activateSocketNotifiers (this=0x8098d88)
    at kernel/qeventloop_unix.cpp:578
#64 0xb70635e4 in QEventLoop::processEvents (this=0x8098d88, flags=4)
    at kernel/qeventloop_x11.cpp:383
#65 0xb70d3588 in QEventLoop::enterLoop (this=0x8098d88)
    at kernel/qeventloop.cpp:198
#66 0xb70d34a6 in QEventLoop::exec (this=0x8098d88)
    at kernel/qeventloop.cpp:145
#67 0xb70be67d in QApplication::exec (this=0xbffff2d0)
    at kernel/qapplication.cpp:2758
#68 0xb681de7c in kdemain (argc=2, argv=0x8077920)
    at /home/gj/kde-sources/kdebase/konqueror/konq_main.cc:206
#69 0xb767f980 in kdeinitmain (argc=2, argv=0x8077920)
    at ./konqueror/kdeinit_konqueror.la.cpp:2
#70 0x0804e274 in launch (argc=2, _name=0x8076c34 "konqueror", 
    args=0x8076c48 "\001", cwd=0x0, envc=1, envs=0x8076c59 "", 
    reset_env=false, tty=0x0, avoid_loops=false, startup_id_str=0x8050c66 "0")
    at /home/gj/kde-sources/kdelibs/kinit/kinit.cpp:636
#71 0x0804ea1e in handle_launcher_request (sock=8)
    at /home/gj/kde-sources/kdelibs/kinit/kinit.cpp:1200
#72 0x0804efcd in handle_requests (waitForPid=0)
    at /home/gj/kde-sources/kdelibs/kinit/kinit.cpp:1403
#73 0x0804f754 in main (argc=2, argv=0xbffffbf4, envp=0xbffffc00)
    at /home/gj/kde-sources/kdelibs/kinit/kinit.cpp:1847


It's 100% reproducable.