Version:            (using KDE KDE 3.1)
Installed from:    Slackware Packages
OS:          Linux

Forgot the circumstances, but here is the bug report info:
Using Slackware 9.0, full install, no kde modifications or enhancements.

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(no debugging symbols found)...[New Thread 16384 (LWP 463)]
0x4157cf29 in wait4 () from /lib/libc.so.6
#0  0x4157cf29 in wait4 () from /lib/libc.so.6
#1  0x415fd234 in __DTOR_END__ () from /lib/libc.so.6
#2  0x41392103 in waitpid () from /lib/libpthread.so.0
#3  0x40addc4d in KCrash::defaultCrashHandler(int) ()
   from /opt/kde/lib/libkdecore.so.4
#4  <signal handler called>
#5  0x0074006e in ?? ()
#6  0x08171a2b in QValueListPrivate<QString>::derefAndDelete() ()
#7  0x081747ea in QValueListPrivate<QString>::derefAndDelete() ()
#8  0x40e5c9f9 in QObject::activate_signal(QConnectionList*, QUObject*) ()
   from /usr/lib/qt/lib/libqt-mt.so.3
#9  0x40e5c89d in QObject::activate_signal(int) ()
   from /usr/lib/qt/lib/libqt-mt.so.3
#10 0x08174afd in QValueListPrivate<QString>::derefAndDelete() ()
#11 0x08174498 in QValueListPrivate<QString>::derefAndDelete() ()
#12 0x08175202 in QValueListPrivate<QString>::derefAndDelete() ()
#13 0x40e5c9f9 in QObject::activate_signal(QConnectionList*, QUObject*) ()
   from /usr/lib/qt/lib/libqt-mt.so.3
#14 0x40608cb2 in KIO::Job::result(KIO::Job*) () from /opt/kde/lib/libkio.so.4
#15 0x405f4cfa in KIO::Job::emitResult() () from /opt/kde/lib/libkio.so.4
#16 0x405f624e in KIO::SimpleJob::slotFinished() ()
   from /opt/kde/lib/libkio.so.4
#17 0x405f8b5e in KIO::TransferJob::slotFinished() ()
   from /opt/kde/lib/libkio.so.4
#18 0x4060a4ad in KIO::TransferJob::qt_invoke(int, QUObject*) ()
   from /opt/kde/lib/libkio.so.4
#19 0x40e5c9f9 in QObject::activate_signal(QConnectionList*, QUObject*) ()
   from /usr/lib/qt/lib/libqt-mt.so.3
#20 0x40e5c89d in QObject::activate_signal(int) ()
   from /usr/lib/qt/lib/libqt-mt.so.3
#21 0x405e8ebe in KIO::SlaveInterface::finished() ()
   from /opt/kde/lib/libkio.so.4
#22 0x405e7cbd in KIO::SlaveInterface::dispatch(int, QMemArray<char> const&) ()
   from /opt/kde/lib/libkio.so.4
#23 0x405e7369 in KIO::SlaveInterface::dispatch() ()
   from /opt/kde/lib/libkio.so.4
#24 0x405e4ddb in KIO::Slave::gotInput() () from /opt/kde/lib/libkio.so.4
#25 0x405e6890 in KIO::Slave::qt_invoke(int, QUObject*) ()
   from /opt/kde/lib/libkio.so.4
#26 0x40e5c9f9 in QObject::activate_signal(QConnectionList*, QUObject*) ()
   from /usr/lib/qt/lib/libqt-mt.so.3
#27 0x40e5cad5 in QObject::activate_signal(int, int) ()
   from /usr/lib/qt/lib/libqt-mt.so.3
#28 0x4113c8c2 in QSocketNotifier::activated(int) ()
   from /usr/lib/qt/lib/libqt-mt.so.3
#29 0x40e790b0 in QSocketNotifier::event(QEvent*) ()
   from /usr/lib/qt/lib/libqt-mt.so.3
#30 0x40dfe8c4 in QApplication::internalNotify(QObject*, QEvent*) ()
   from /usr/lib/qt/lib/libqt-mt.so.3
#31 0x40dfe08b in QApplication::notify(QObject*, QEvent*) ()
   from /usr/lib/qt/lib/libqt-mt.so.3
#32 0x40a62c69 in KApplication::notify(QObject*, QEvent*) ()
   from /opt/kde/lib/libkdecore.so.4
#33 0x40dd9828 in QEventLoop::activateSocketNotifiers() ()
   from /usr/lib/qt/lib/libqt-mt.so.3
#34 0x40db6f37 in QEventLoop::processEvents(unsigned) ()
   from /usr/lib/qt/lib/libqt-mt.so.3
#35 0x40e12766 in QEventLoop::enterLoop() () from /usr/lib/qt/lib/libqt-mt.so.3
#36 0x40e12608 in QEventLoop::exec() () from /usr/lib/qt/lib/libqt-mt.so.3
#37 0x40dfeaf1 in QApplication::exec() () from /usr/lib/qt/lib/libqt-mt.so.3
#38 0x081cd040 in QListBoxItem::setText(QString const&) ()
#39 0x414e4bb4 in __libc_start_main () from /lib/libc.so.6