Version:           SVN KDE 3.5 branch (using KDE Devel)
Installed from:    Compiled sources
Compiler:          GCC 3.4.4 AMD64
OS:                Linux

When I logged out of KDE, kicker crashed with this backtrace:

Using host libthread_db library "/lib/libthread_db.so.1".
[Thread debugging using libthread_db enabled]
[New Thread 46912574108176 (LWP 31009)]
0x00002aaaae2e4e84 in waitpid () from /lib/libpthread.so.0
#0  0x00002aaaae2e4e84 in waitpid () from /lib/libpthread.so.0
#1  0x00002aaaabae0681 in KCrash::defaultCrashHandler (sig=11)
    at /home/kdedev/src/kde/kdelibs/kdecore/kcrash.cpp:251
#2  0x00002aaaae89f890 in killpg () from /lib/libc.so.6
#3  0x0000000000000000 in ?? ()
#4  0x0000000000000000 in ?? ()
#5  0x0000000000000000 in ?? ()
#6  0x00007fff00000002 in ?? ()
#7  0x0000000000000000 in ?? ()
#8  0x00002aaaaf50b210 in ?? ()
#9  0x696c7269646b2f6f in ?? ()
#10 0x0000000000000000 in ?? ()
#11 0x0000000000000246 in ?? ()
#12 0x000000000085dfd8 in ?? ()
#13 0x000000000085e068 in ?? ()
#14 0x00007fffffb3ce60 in ?? ()
#15 0x000000000085df60 in ?? ()
#16 0x0000000000000000 in ?? ()
#17 0x00000000008e2858 in ?? ()
#18 0x00007fffffb3cd20 in ?? ()
#19 0x0000000000000000 in ?? ()
#20 0x0000000000000001 in ?? ()
#21 0x0000000000000000 in ?? ()
#22 0x0000000000000000 in ?? ()
#23 0x00007fffffb3cd20 in ?? ()
#24 0x00002aaaacaac075 in QGList::findRef (this=0x0, d=0x8e2858, 
    fromStart=true) at qglist.cpp:719
#25 0x00002aaaacaabc00 in QGList::removeRef (this=0x0, d=0x8e2858)
    at qglist.cpp:553
#26 0x00002aaaaaf97603 in KDirListerCache::forgetDirs (this=0x85df60, 
    lister=0x8e2858, _url=@0x85dfd8, notify=false) at qptrlist.h:86
#27 0x00002aaaaaf980be in KDirListerCache::forgetDirs (this=0x85df60, 
    lister=0x8e2858) at qvaluelist.h:110
#28 0x00002aaaaaf9a3c2 in ~KDirLister (this=0x8e2858)
    at /home/kdedev/src/kde/kdelibs/kio/kio/kdirlister.cpp:1806
#29 0x00002aaab1c84c05 in ~SystemMenu (this=0x8e2700) at qptrlist.h:70
#30 0x00002aaaacaac03b in QGList::clear (this=0x7c5b10) at qglist.cpp:701
#31 0x00002aaaabafaf11 in ~KLibrary (this=0x7c5aa0) at qptrlist.h:93
#32 0x00002aaaabafbd25 in KLibLoader::close_pending (this=0x87dce0, 
    wrap=0x7a0080) at /home/kdedev/src/kde/kdelibs/kdecore/klibloader.cpp:516
#33 0x00002aaaabafd1e1 in ~KLibLoader (this=0x87dce0)
    at /home/kdedev/src/kde/kdelibs/kdecore/klibloader.cpp:328
#34 0x00002aaaabaf9a68 in KLibLoader::cleanUp ()
    at /home/kdedev/src/kde/kdelibs/kdecore/klibloader.cpp:298
#35 0x00002aaaaba3b33a in ~KApplication (this=0x7fffffb3d570)
    at /home/kdedev/src/kde/kdelibs/kdecore/kapplication.cpp:1610
#36 0x00002aaaabb0299a in ~KUniqueApplication (this=0x7fffffb3d570)
    at qptrlist.h:70
#37 0x00002aaaafc3ae42 in ~Kicker (this=0x1e88)
    at /home/kdedev/src/kde/kdebase/kicker/kicker/core/kicker.cpp:154
#38 0x00002aaaafc3a70e in kdemain (argc=1, argv=0x7fffffb3d760)
    at /home/kdedev/src/kde/kdebase/kicker/kicker/core/main.cpp:145
#39 0x000000000040748c in launch (argc=1, _name=0x64e5a8 "kicker", 
    args=0x64e5af "", cwd=0x0, envc=0, envs=0x64e5b7 "", reset_env=false, 
    tty=0x0, avoid_loops=64, startup_id_str=0x40a0b2 "0")
    at /home/kdedev/src/kde/kdelibs/kinit/kinit.cpp:637
#40 0x0000000000407cbb in handle_launcher_request (sock=8)
    at /home/kdedev/src/kde/kdelibs/kinit/kinit.cpp:1201
#41 0x00000000004082b9 in handle_requests (waitForPid=0)
    at /home/kdedev/src/kde/kdelibs/kinit/kinit.cpp:1404
#42 0x0000000000408a00 in main (argc=2, argv=0x1, envp=0x7fffffb3e2c0)
    at /home/kdedev/src/kde/kdelibs/kinit/kinit.cpp:1848