Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.3.4 (KDE 4.3.4)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-3-amd64 x86_64

What I was doing when the application crashed:
When trying to add a new plasmoïd, plasma crashes

 -- Backtrace:
Application: Espace de travail Plasma (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fd8f6921750 (LWP 2343))]

Thread 3 (Thread 0x7fd8c7fff910 (LWP 3957)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007fd8cc3db6a6 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7fd8cc6b92a0) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2304
#2  0x00007fd8cc3db6e9 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x7fd8cc6c736c) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1438
#3  0x00007fd8f384873a in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007fd8f3b2969d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fd8cd7ff910 (LWP 5364)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007fd8ec687606 in WTF::TCMalloc_PageHeap::scavengerThread (this=0x7fd8ed64b220) at ../JavaScriptCore/wtf/FastMalloc.cpp:2299
#2  0x00007fd8ec687649 in WTF::TCMalloc_PageHeap::runScavengerThread (context=0x7fd8ed6592ec) at ../JavaScriptCore/wtf/FastMalloc.cpp:1433
#3  0x00007fd8f384873a in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007fd8f3b2969d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fd8f6921750 (LWP 2343)):
[KCrash Handler]
#5  QGraphicsItemPrivate::invalidateParentGraphicsEffectsRecursively (this=0x7fd8f6730160) at graphicsview/qgraphicsitem.cpp:5113
#6  0x00007fd8f489f677 in QGraphicsItem::update (this=0x21f4760, rect=...) at graphicsview/qgraphicsitem.cpp:5383
#7  0x00007fd8da8843db in ?? () from /usr/lib/pymodules/python2.5/PyQt4/QtGui.so
#8  0x00007fd8db62ff43 in call_function (f=0x2d9b520, throwflag=<value optimized out>) at ../Python/ceval.c:3612
#9  PyEval_EvalFrameEx (f=0x2d9b520, throwflag=<value optimized out>) at ../Python/ceval.c:2304
#10 0x00007fd8db6315c1 in PyEval_EvalCodeEx (co=0x29280a8, globals=<value optimized out>, locals=<value optimized out>, args=<value optimized out>, argcount=-627366249, kws=0x0, kwcount=0, defs=0x0, 
    defcount=0, closure=0x0) at ../Python/ceval.c:2875
#11 0x00007fd8db5c9615 in function_call (func=0x26b6938, arg=0x3093950, kw=0x0) at ../Objects/funcobject.c:517
#12 0x00007fd8db5a7d23 in PyObject_Call (func=0x7fd8f6730160, arg=0x7fffc714a7d0, kw=0x7fd8db8da9b8) at ../Objects/abstract.c:1861
#13 0x00007fd8db5b0bff in instancemethod_call (func=0x26b6938, arg=0x3093950, kw=0x0) at ../Objects/classobject.c:2519
#14 0x00007fd8db5a7d23 in PyObject_Call (func=0x7fd8f6730160, arg=0x7fffc714a7d0, kw=0x7fd8db8da9b8) at ../Objects/abstract.c:1861
#15 0x00007fd8db629dbf in PyEval_CallObjectWithKeywords (func=0x1d8a1e0, arg=0x1d38050, kw=0x0) at ../Python/ceval.c:3481
#16 0x00007fd8dada6910 in sip_api_invoke_slot () from /usr/lib/pymodules/python2.5/sip.so
#17 0x00007fd8db0e54e6 in ?? () from /usr/lib/pymodules/python2.5/PyQt4/QtCore.so
#18 0x00007fd8db0e55ec in ?? () from /usr/lib/pymodules/python2.5/PyQt4/QtCore.so
#19 0x00007fd8db0e56b9 in ?? () from /usr/lib/pymodules/python2.5/PyQt4/QtCore.so
#20 0x00007fd8f642cc4f in QMetaObject::activate (sender=0x289e2f0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x0) at kernel/qobject.cpp:3293
#21 0x00007fd8db04003c in ?? () from /usr/lib/pymodules/python2.5/PyQt4/QtCore.so
#22 0x00007fd8f6429873 in QObject::event (this=0x289e2f0, e=0x7fffc714b700) at kernel/qobject.cpp:1212
#23 0x00007fd8db03ffda in ?? () from /usr/lib/pymodules/python2.5/PyQt4/QtCore.so
#24 0x00007fd8f42bd8fc in QApplicationPrivate::notify_helper (this=0x19e0030, receiver=0x289e2f0, e=0x7fffc714b700) at kernel/qapplication.cpp:4300
#25 0x00007fd8f42c3ddb in QApplication::notify (this=0x19ca480, receiver=0x289e2f0, e=0x7fffc714b700) at kernel/qapplication.cpp:4183
#26 0x00007fd8f4fc3de6 in KApplication::notify (this=0x19ca480, receiver=0x289e2f0, event=0x7fffc714b700) at ../../kdeui/kernel/kapplication.cpp:302
#27 0x00007fd8f6419f1c in QCoreApplication::notifyInternal (this=0x19ca480, receiver=0x289e2f0, event=0x7fffc714b700) at kernel/qcoreapplication.cpp:704
#28 0x00007fd8f6446a82 in QCoreApplication::sendEvent (this=0x19e35a0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#29 QTimerInfoList::activateTimers (this=0x19e35a0) at kernel/qeventdispatcher_unix.cpp:603
#30 0x00007fd8f64436a8 in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#31 idleTimerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:231
#32 0x00007fd8f2d7d6c2 in g_main_dispatch (context=0x19e2520) at /tmp/buildd/glib2.0-2.24.0/glib/gmain.c:1960
#33 IA__g_main_context_dispatch (context=0x19e2520) at /tmp/buildd/glib2.0-2.24.0/glib/gmain.c:2513
#34 0x00007fd8f2d81538 in g_main_context_iterate (context=0x19e2520, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>)
    at /tmp/buildd/glib2.0-2.24.0/glib/gmain.c:2591
#35 0x00007fd8f2d816ec in IA__g_main_context_iteration (context=0x19e2520, may_block=1) at /tmp/buildd/glib2.0-2.24.0/glib/gmain.c:2654
#36 0x00007fd8f6443373 in QEventDispatcherGlib::processEvents (this=0x19597a0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#37 0x00007fd8f436d3de in QGuiEventDispatcherGlib::processEvents (this=0x7fd8f6730160, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#38 0x00007fd8f6418842 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#39 0x00007fd8f6418c1c in QEventLoop::exec (this=0x7fffc714b9a0, flags=) at kernel/qeventloop.cpp:201
#40 0x00007fd8f641c95b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#41 0x00007fd8e84952bf in kdemain (argc=<value optimized out>, argv=<value optimized out>) at ../../../../plasma/shells/desktop/main.cpp:50
#42 0x0000000000406e9e in launch (argc=1, _name=<value optimized out>, args=<value optimized out>, cwd=<value optimized out>, envc=0, envs=<value optimized out>, reset_env=false, tty=0x0, 
    avoid_loops=false, startup_id_str=0x40a057 "0") at ../../kinit/kinit.cpp:677
#43 0x0000000000407aad in handle_launcher_request (sock=7, who=<value optimized out>) at ../../kinit/kinit.cpp:1169
#44 0x0000000000407f91 in handle_requests (waitForPid=0) at ../../kinit/kinit.cpp:1362
#45 0x00000000004086c6 in main (argc=2, argv=<value optimized out>, envp=<value optimized out>) at ../../kinit/kinit.cpp:1793

Reported using DrKonqi