Using host libthread_db library "/lib/tls/i686/cmov/libthread_db.so.1".
[Thread debugging using libthread_db enabled]
[New Thread -1227069232 (LWP 6882)]
[KCrash handler]
#6  0xb72b586e in QObject::parent (this=0x32) at ../include/qobject.h:154
#7  0xb72b603f in QWidget::parentWidget (this=0x32, sameWindow=false)
    at ../include/qwidget.h:878
#8  0xb73c990b in ~QWidget (this=0x816ad18) at kernel/qwidget.cpp:946
#9  0xb742ab33 in ~QButton (this=0x816ad18) at widgets/qbutton.cpp:410
#10 0xb6a14fe3 in CrystalButton::~CrystalButton ()
   from /usr/lib/kde3/kwin3_crystal.so
#11 0xb6a0b660 in CrystalClient::~CrystalClient ()
   from /usr/lib/kde3/kwin3_crystal.so
#12 0x0805d504 in ~Window (this=0xb6a5aaa4)
    at ../../../kde/window-decorator/window.cpp:155
#13 0x080555b9 in KWD::Decorator::handleWindowRemoved (this=0x806e0f8, 
    id=56623492) at ../../../kde/window-decorator/decorator.cpp:983
#14 0x08051e65 in KWD::Decorator::qt_invoke (this=0x806e0f8, _id=41, 
    _o=0xbf8aeb24) at decorator.moc.cpp:203
#15 0xb738c893 in QObject::activate_signal (this=0x80ac428, clist=0x8157558, 
    o=0xbf8aeb24) at kernel/qobject.cpp:2356
#16 0xb7d26521 in KWinModule::windowRemoved (this=0x80ac428, t0=56623492)
    at ./kwinmodule.moc:185
#17 0xb7d2b977 in KWinModulePrivate::removeClient (this=0x80af258, w=56623492)
    at /build/buildd/kdelibs-3.5.7/./kdecore/kwinmodule.cpp:331
#18 0xb7d1bcf2 in NETRootInfo::update (this=0x80af2cc, dirty_props=0xbf8aecc4)
    at /build/buildd/kdelibs-3.5.7/./kdecore/netwm.cpp:2194
#19 0xb7d1c0e5 in NETRootInfo::event (this=0x80af2cc, event=0xbf8af2a8, 
    properties=0xbf8aeda8, properties_size=<value optimized out>)
    at /build/buildd/kdelibs-3.5.7/./kdecore/netwm.cpp:2117
#20 0xb7d2c924 in KWinModulePrivate::x11Event (this=0x80af258, ev=0xbf8af2a8)
    at /build/buildd/kdelibs-3.5.7/./kdecore/kwinmodule.cpp:211
#21 0xb7dfa673 in KApplication::x11EventFilter (this=0x806e0f8, 
    _event=0xbf8af2a8)
    at /build/buildd/kdelibs-3.5.7/./kdecore/kapplication.cpp:1651
#22 0x08055bcd in KWD::Decorator::x11EventFilter (this=0x806e0f8, 
    xevent=0xbf8af2a8) at ../../../kde/window-decorator/decorator.cpp:825
#23 0xb72a2153 in qt_x11EventFilter (ev=0xbf8af2a8)
    at kernel/qapplication_x11.cpp:389
#24 0xb72b28e2 in QApplication::x11ProcessEvent (this=0x806e0f8, 
    event=0xbf8af2a8) at kernel/qapplication_x11.cpp:3346
#25 0xb72ca1a4 in QEventLoop::processEvents (this=0x809ad08, flags=4)
    at kernel/qeventloop_x11.cpp:192
#26 0xb733e1ce in QEventLoop::enterLoop (this=0x809ad08)
    at kernel/qeventloop.cpp:198
#27 0xb733dfde in QEventLoop::exec (this=0x809ad08)
    at kernel/qeventloop.cpp:145
#28 0xb7325699 in QApplication::exec (this=0x806e0f8)
    at kernel/qapplication.cpp:2758
#29 0x080540bf in main (argc=) at ../../../kde/window-decorator/main.cpp:131
#30 0xb79b9050 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
#31 0x08051861 in _start ()