Version:            (using KDE 3.5.9)
Installed from:    Fedora RPMs
Compiler:          gcc 4.2.1 
OS:                Linux

This kicker-crash happend sporadic, I don't know any way to reproduce it:

Using host libthread_db library "/lib/libthread_db.so.1".
[Thread debugging using libthread_db enabled]
[New Thread -1209095968 (LWP 2192)]
[KCrash handler]
#6  0xb78e850a in TaskContainer::updateKickerTip (this=0x827a788, 
    data=@0xbf821114) at taskcontainer.cpp:1560
#7  0x410814b2 in KickerTip::display (this=0x81154c8) at kickertip.cpp:129
#8  0x41081a2f in KickerTip::qt_invoke (this=0x81154c8, _id=48, _o=0xbf821248)
    at ./kickertip.moc:91
#9  0x41d40cea in QObject::activate_signal (this=0x811559c, clist=0x81fa660, 
    o=0xbf821248) at kernel/qobject.cpp:2359
#10 0x41d416dd in QObject::activate_signal (this=0x811559c, signal=2)
    at kernel/qobject.cpp:2328
#11 0x420d09c9 in QTimer::timeout (this=0x811559c)
    at .moc/release-shared-mt/moc_qtimer.cpp:82
#12 0x41d6830f in QTimer::event (this=0x811559c, e=0xbf821574)
    at kernel/qtimer.cpp:222
#13 0x41cd74eb in QApplication::internalNotify (this=0x805e490, 
    receiver=0x811559c, e=0xbf821574) at kernel/qapplication.cpp:2638
#14 0x41cd8aa1 in QApplication::notify (this=0x805e490, receiver=0x811559c, 
    e=0xbf821574) at kernel/qapplication.cpp:2361
#15 0x415cf3a2 in KApplication::notify (this=0x805e490, receiver=0x811559c, 
    event=0xbf821574) at kapplication.cpp:550
#16 0x41ccb432 in QEventLoop::activateTimers (this=0x80656c0)
    at kernel/qapplication.h:523
#17 0x41c7eeaf in QEventLoop::processEvents (this=0x80656c0, flags=4)
    at kernel/qeventloop_x11.cpp:392
#18 0x41cf0dc0 in QEventLoop::enterLoop (this=0x80656c0)
    at kernel/qeventloop.cpp:201
#19 0x41cf0c76 in QEventLoop::exec (this=0x80656c0)
    at kernel/qeventloop.cpp:148
#20 0x41cd712f in QApplication::exec (this=0x805e490)
    at kernel/qapplication.cpp:2761
#21 0x411f00a2 in kdemain (argc=1, argv=0xbf821954) at main.cpp:149
#22 0x080484c2 in main (argc=) at kicker.la.cpp:2
#23 0x008d2390 in __libc_start_main (main=0x80484a0 <main>, argc=1, 
    ubp_av=0xbf821954, init=0x80484e0 <__libc_csu_init>, 
    fini=0x80484d0 <__libc_csu_fini>, rtld_fini=0x8ab940 <_dl_fini>, 
    stack_end=0xbf82194c) at libc-start.c:220
#24 0x080483e1 in _start ()