Application: kwin (4.6.00 (4.6.0) "release 6")
KDE Platform Version: 4.6.00 (4.6.0) "release 6"
Qt Version: 4.7.1
Operating System: Linux 2.6.37.6-0.11-desktop x86_64
Distribution: "openSUSE 11.4 (x86_64)"

-- Information about the crash:
- What I was doing when the application crashed:
I had just rebooted the system and logged in.  There were 2 applications that were trying to restart from the reboot.  Firefox and konsole.

-- Backtrace:
Application: KWin (kwin), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f5a2b105780 (LWP 2658))]

Thread 2 (Thread 0x7f5a1399b700 (LWP 2664)):
#0  0x00007f5a26a5438c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f5a297d9044 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7f5a29af2180) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007f5a297d9079 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x7f5a29b00254) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007f5a26a4fa3f in start_thread () from /lib64/libpthread.so.0
#4  0x00007f5a2a96b71d in clone () from /lib64/libc.so.6
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f5a2b105780 (LWP 2658)):
[KCrash Handler]
#6  d_func (this=0x9275d0, o=0xffffffffffb178d0) at kernel/qobject.h:125
#7  QObjectPrivate::setParent_helper (this=0x9275d0, o=0xffffffffffb178d0) at kernel/qobject.cpp:1983
#8  0x00007f5a26cc4a54 in QAbstractAnimation::QAbstractAnimation (this=0x7fffebc4bfc0, dd=<value optimized out>, parent=0xffffffffffb178d0) at animation/qabstractanimation.cpp:472
#9  0x00007f5a26cc7429 in QVariantAnimation::QVariantAnimation (this=0x7fffebc4bfc0, dd=<value optimized out>, parent=<value optimized out>) at animation/qvariantanimation.cpp:354
#10 0x00007f5a26cca55f in QPropertyAnimation::QPropertyAnimation (this=0x7fffebc4bfc0, target=0x7fffebc4bfa0, propertyName=..., parent=0xffffffffffb178d0) at animation/qpropertyanimation.cpp:162
#11 0x00007f5a260c76a1 in qt_format_text (fnt=..., _r=<value optimized out>, tf=134217860, option=0x0, str=<value optimized out>, brect=0x0, tabstops=0, tabarraylen=0, painter=0x7fffebc4c930) at painting/qpainter.cpp:8090
#12 0x00007f5a260c7cbe in QPainter::drawText (this=0x7fffebc4c930, r=..., flags=<value optimized out>, str=<value optimized out>, br=0x0) at painting/qpainter.cpp:6053
#13 0x00007f5a13c1f214 in Oxygen::Client::renderTitleText (this=0x7817d0, painter=0x7fffebc4c930, rect=..., caption=..., color=..., contrast=..., elide=true) at /usr/src/debug/kdebase-workspace-4.6.0/kwin/clients/oxygen/oxygenclient.cpp:837
#14 0x00007f5a13c1fefb in Oxygen::Client::renderTitleText (this=0x7817d0, painter=0x7fffebc4c930, rect=..., color=..., contrast=...) at /usr/src/debug/kdebase-workspace-4.6.0/kwin/clients/oxygen/oxygenclient.cpp:817
#15 0x00007f5a13c256d7 in Oxygen::Client::renderItem (this=0x7817d0, painter=0x7fffebc4c930, index=0, palette=...) at /usr/src/debug/kdebase-workspace-4.6.0/kwin/clients/oxygen/oxygenclient.cpp:948
#16 0x00007f5a13c24441 in Oxygen::Client::paintEvent (this=0x7817d0, event=<value optimized out>) at /usr/src/debug/kdebase-workspace-4.6.0/kwin/clients/oxygen/oxygenclient.cpp:1400
#17 0x00007f5a28ff8caf in KCommonDecoration::eventFilter (this=0x7817d0, o=0x7191d0, e=0x7fffebc4cfb0) at /usr/src/debug/kdebase-workspace-4.6.0/kwin/lib/kcommondecoration.cpp:886
#18 0x00007f5a13c1e120 in Oxygen::Client::eventFilter (this=0x7817d0, object=0x7191d0, event=0x7fffebc4cfb0) at /usr/src/debug/kdebase-workspace-4.6.0/kwin/clients/oxygen/oxygenclient.cpp:1262
#19 0x00007f5a26dc7d67 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x7191d0, event=0x7fffebc4cfb0) at kernel/qcoreapplication.cpp:847
#20 0x00007f5a25f76ce1 in QApplicationPrivate::notify_helper (this=0x635940, receiver=0x7191d0, e=0x7fffebc4cfb0) at kernel/qapplication.cpp:4441
#21 0x00007f5a25f7f22a in QApplication::notify (this=<value optimized out>, receiver=0x7191d0, e=0x7fffebc4cfb0) at kernel/qapplication.cpp:4324
#22 0x00007f5a2a3e39e6 in KApplication::notify (this=0x7fffebc4e470, receiver=0x7191d0, event=0x7fffebc4cfb0) at /usr/src/debug/kdelibs-4.6.0/kdeui/kernel/kapplication.cpp:311
#23 0x00007f5a26dc7bdc in QCoreApplication::notifyInternal (this=0x7fffebc4e470, receiver=0x7191d0, event=0x7fffebc4cfb0) at kernel/qcoreapplication.cpp:732
#24 0x00007f5a25fc53b2 in sendSpontaneousEvent (this=0x8fe630, pdev=0x75ce28, rgn=..., offset=..., flags=14, sharedPainter=0x0, backingStore=0x0) at ../../src/corelib/kernel/qcoreapplication.h:218
#25 QWidgetPrivate::drawWidget (this=0x8fe630, pdev=0x75ce28, rgn=..., offset=..., flags=14, sharedPainter=0x0, backingStore=0x0) at kernel/qwidget.cpp:5433
#26 0x00007f5a25fc65a7 in QWidgetPrivate::render (this=0x8fe630, target=0x75ce28, targetOffset=..., sourceRegion=<value optimized out>, renderFlags=..., readyToRender=<value optimized out>) at kernel/qwidget.cpp:5569
#27 0x00007f5a25fc6849 in QWidget::render (this=<value optimized out>, target=<value optimized out>, targetOffset=<value optimized out>, sourceRegion=<value optimized out>, renderFlags=<value optimized out>) at kernel/qwidget.cpp:5032
#28 0x00007f5a2ace8f5b in KWin::PaintRedirector::performPendingPaint (this=0x75ce00) at /usr/src/debug/kdebase-workspace-4.6.0/kwin/paintredirector.cpp:57
#29 0x00007f5a2ac4be27 in KWin::Client::ensureDecorationPixmapsPainted (this=0x9a57a0) at /usr/src/debug/kdebase-workspace-4.6.0/kwin/client.cpp:520
#30 0x00007f5a2ac4c655 in KWin::Client::repaintDecorationPending (this=0x9a57a0) at /usr/src/debug/kdebase-workspace-4.6.0/kwin/client.cpp:500
#31 0x00007f5a2ac52af4 in KWin::Client::qt_metacall (this=0x9a57a0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffebc4d700) at /usr/src/debug/kdebase-workspace-4.6.0/build/kwin/client.moc:119
#32 0x00007f5a26ddcdcf in QMetaObject::activate (sender=0x75ce00, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x0) at kernel/qobject.cpp:3272
#33 0x00007f5a2ace90f0 in KWin::PaintRedirector::qt_metacall (this=0x75ce00, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=<value optimized out>) at /usr/src/debug/kdebase-workspace-4.6.0/build/kwin/paintredirector.moc:72
#34 0x00007f5a26ddcdcf in QMetaObject::activate (sender=0x75ce48, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x0) at kernel/qobject.cpp:3272
#35 0x00007f5a26ddb779 in QObject::event (this=0x75ce48, e=<value optimized out>) at kernel/qobject.cpp:1175
#36 0x00007f5a25f76d14 in QApplicationPrivate::notify_helper (this=0x635940, receiver=0x75ce48, e=0x7fffebc4df90) at kernel/qapplication.cpp:4445
#37 0x00007f5a25f7f22a in QApplication::notify (this=<value optimized out>, receiver=0x75ce48, e=0x7fffebc4df90) at kernel/qapplication.cpp:4324
#38 0x00007f5a2a3e39e6 in KApplication::notify (this=0x7fffebc4e470, receiver=0x75ce48, event=0x7fffebc4df90) at /usr/src/debug/kdelibs-4.6.0/kdeui/kernel/kapplication.cpp:311
#39 0x00007f5a26dc7bdc in QCoreApplication::notifyInternal (this=0x7fffebc4e470, receiver=0x75ce48, event=0x7fffebc4df90) at kernel/qcoreapplication.cpp:732
#40 0x00007f5a26df54b8 in sendEvent (this=0x636350) at kernel/qcoreapplication.h:215
#41 QTimerInfoList::activateTimers (this=0x636350) at kernel/qeventdispatcher_unix.cpp:618
#42 0x00007f5a26df5bc0 in QEventDispatcherUNIX::processEvents (this=0x6126b0, flags=...) at kernel/qeventdispatcher_unix.cpp:937
#43 0x00007f5a2601cbac in QEventDispatcherX11::processEvents (this=0x6126b0, flags=...) at kernel/qeventdispatcher_x11.cpp:152
#44 0x00007f5a26dc7032 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#45 0x00007f5a26dc7245 in QEventLoop::exec (this=0x7fffebc4e360, flags=...) at kernel/qeventloop.cpp:201
#46 0x00007f5a26dcb68b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#47 0x00007f5a2ac60c8a in kdemain (argc=<value optimized out>, argv=0x7fffebc4e4d0) at /usr/src/debug/kdebase-workspace-4.6.0/kwin/main.cpp:542
#48 0x00007f5a2a8b6bfd in __libc_start_main () from /lib64/libc.so.6
#49 0x0000000000400699 in _start () at ../sysdeps/x86_64/elf/start.S:113

Reported using DrKonqi