Version:            (using KDE 4.2.2)
Compiler:          gcc (Debian 4.3.3-3) 4.3.3 
OS:                Linux
Installed from:    Debian testing/unstable Packages

Application: Plasma Workspace (plasma), signal SIGSEGV
0x00007f7df4b4a831 in nanosleep () from /lib/libc.so.6
[Current thread is 0 (LWP 8764)]

Thread 4 (Thread 0x7f7dd61a0950 (LWP 8771)):
#0  0x00007f7dece0fc09 in pthread_cond_wait@@GLIBC_2.3.2 () from 
/lib/libpthread.so.0
#1  0x00007f7df1d41739 in QWaitCondition::wait () from /usr/lib/libQtCore.so.4
#2  0x00007f7dd8637e80 in ?? () from /usr/lib/kde4/plasma_wallpaper_image.so
#3  0x00007f7df1d40742 in ?? () from /usr/lib/libQtCore.so.4
#4  0x00007f7dece0bfaa in start_thread () from /lib/libpthread.so.0
#5  0x00007f7df4b7a29d in clone () from /lib/libc.so.6
#6  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f7dd5483950 (LWP 8813)):
#0  0x00007f7dece0fc09 in pthread_cond_wait@@GLIBC_2.3.2 () from 
/lib/libpthread.so.0
#1  0x00007f7df1d41739 in QWaitCondition::wait () from /usr/lib/libQtCore.so.4
#2  0x00007f7deecf269c in ?? () from /usr/lib/libQtNetwork.so.4
#3  0x00007f7df1d40742 in ?? () from /usr/lib/libQtCore.so.4
#4  0x00007f7dece0bfaa in start_thread () from /lib/libpthread.so.0
#5  0x00007f7df4b7a29d in clone () from /lib/libc.so.6
#6  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f7dcee70950 (LWP 9568)):
#0  0x00007f7df4b73af2 in select () from /lib/libc.so.6
#1  0x00007f7df1e07936 in ?? () from /usr/lib/libQtCore.so.4
#2  0x00007f7df1d40742 in ?? () from /usr/lib/libQtCore.so.4
#3  0x00007f7dece0bfaa in start_thread () from /lib/libpthread.so.0
#4  0x00007f7df4b7a29d in clone () from /lib/libc.so.6
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f7df514f750 (LWP 8764)):
[KCrash Handler]
#5  0x00007f7df2b33dc4 in QGraphicsItem::isWidget () from 
/usr/lib/libQtGui.so.4
#6  0x00007f7df2b36569 in QGraphicsItem::isWindow () from 
/usr/lib/libQtGui.so.4
#7  0x00007f7df2b6d1e1 in QGraphicsScene::event () from /usr/lib/libQtGui.so.4
#8  0x00007f7df256d4fd in QApplicationPrivate::notify_helper () from 
/usr/lib/libQtGui.so.4
#9  0x00007f7df257577a in QApplication::notify () from /usr/lib/libQtGui.so.4
#10 0x00007f7df366b55b in KApplication::notify () from /usr/lib/libkdeui.so.5
#11 0x00007f7df1e28e4c in QCoreApplication::notifyInternal () from 
/usr/lib/libQtCore.so.4
#12 0x00007f7df2b7d456 in QGraphicsView::viewportEvent () from 
/usr/lib/libQtGui.so.4
#13 0x00007f7df1e28158 in 
QCoreApplicationPrivate::sendThroughObjectEventFilters () from 
/usr/lib/libQtCore.so.4
#14 0x00007f7df256d4cc in QApplicationPrivate::notify_helper () from 
/usr/lib/libQtGui.so.4
#15 0x00007f7df257577a in QApplication::notify () from /usr/lib/libQtGui.so.4
#16 0x00007f7df366b55b in KApplication::notify () from /usr/lib/libkdeui.so.5
#17 0x00007f7df1e28e4c in QCoreApplication::notifyInternal () from 
/usr/lib/libQtCore.so.4
#18 0x00007f7df25be8ba in QWidget::event () from /usr/lib/libQtGui.so.4
#19 0x00007f7df295a83b in QFrame::event () from /usr/lib/libQtGui.so.4
#20 0x00007f7df29ebdd9 in QAbstractScrollArea::event () from 
/usr/lib/libQtGui.so.4
#21 0x00007f7df256d4fd in QApplicationPrivate::notify_helper () from 
/usr/lib/libQtGui.so.4
#22 0x00007f7df257577a in QApplication::notify () from /usr/lib/libQtGui.so.4
#23 0x00007f7df366b55b in KApplication::notify () from /usr/lib/libkdeui.so.5
#24 0x00007f7df1e28e4c in QCoreApplication::notifyInternal () from 
/usr/lib/libQtCore.so.4
#25 0x00007f7df2574265 in QApplication::setActiveWindow () from 
/usr/lib/libQtGui.so.4
#26 0x00007f7df25de070 in QApplication::x11ProcessEvent () from 
/usr/lib/libQtGui.so.4
#27 0x00007f7df26064d4 in ?? () from /usr/lib/libQtGui.so.4
#28 0x00007f7ded059f7a in g_main_context_dispatch () from 
/usr/lib/libglib-2.0.so.0
#29 0x00007f7ded05d640 in ?? () from /usr/lib/libglib-2.0.so.0
#30 0x00007f7ded05d7dc in g_main_context_iteration () from 
/usr/lib/libglib-2.0.so.0
#31 0x00007f7df1e524bf in QEventDispatcherGlib::processEvents () from 
/usr/lib/libQtCore.so.4
#32 0x00007f7df2605c7f in ?? () from /usr/lib/libQtGui.so.4
#33 0x00007f7df1e276f2 in QEventLoop::processEvents () from 
/usr/lib/libQtCore.so.4
#34 0x00007f7df1e27abd in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#35 0x00007f7df1e29d84 in QCoreApplication::exec () from 
/usr/lib/libQtCore.so.4
#36 0x00007f7df4e3857b in kdemain () from /usr/lib/libkdeinit4_plasma.so
#37 0x00007f7df4aca5a6 in __libc_start_main () from /lib/libc.so.6
#38 0x0000000000400629 in _start ()