Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.3.3 (KDE 4.3.3)
Qt Version: 4.5.3
Operating System: Linux 2.6.31-ARCH i686

What I was doing when the application crashed:
Simple drag popup notification -> plasma crash

 -- Backtrace:
Application: Рабочее пространство Plasma (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb57c9700 (LWP 1710))]

Thread 2 (Thread 0xa89bcb70 (LWP 1711)):
#0  0xb78c7424 in __kernel_vsyscall ()
#1  0xb766de65 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb76c7937 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#3  0xb5f48562 in ?? () from /usr/lib/libQtNetwork.so.4
#4  0xb76c6922 in ?? () from /usr/lib/libQtCore.so.4
#5  0xb76698ac in start_thread () from /lib/libpthread.so.0
#6  0xb61c5a9e in clone () from /lib/libc.so.6

Thread 1 (Thread 0xb57c9700 (LWP 1710)):
[KCrash Handler]
#6  0xb537bcca in Plasma::ExtenderItem::group() const () from /usr/lib/libplasma.so.3
#7  0xa8aa2885 in SystemTray::ExtenderTaskBusyWidget::updateTask() () from /usr/lib/kde4/plasma_applet_systemtray.so
#8  0xa8aa3371 in SystemTray::ExtenderTaskBusyWidget::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/kde4/plasma_applet_systemtray.so
#9  0xb77ca8ac in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#10 0xb77cb4e2 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#11 0xa8aa3c63 in SystemTray::Manager::notificationRemoved(SystemTray::Notification*) () from /usr/lib/kde4/plasma_applet_systemtray.so
#12 0xa8aa512f in SystemTray::Manager::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/kde4/plasma_applet_systemtray.so
#13 0xb77ca8ac in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#14 0xb77cacf8 in QMetaObject::activate(QObject*, QMetaObject const*, int, int, void**) () from /usr/lib/libQtCore.so.4
#15 0xa8aa63eb in SystemTray::Notification::destroyed(SystemTray::Notification*) () from /usr/lib/kde4/plasma_applet_systemtray.so
#16 0xa8aa6a2b in SystemTray::Notification::~Notification() () from /usr/lib/kde4/plasma_applet_systemtray.so
#17 0xa8ab55f4 in SystemTray::DBusNotification::~DBusNotification() () from /usr/lib/kde4/plasma_applet_systemtray.so
#18 0xb77c37c5 in qDeleteInEventHandler(QObject*) () from /usr/lib/libQtCore.so.4
#19 0xb77c4ccb in QObject::event(QEvent*) () from /usr/lib/libQtCore.so.4
#20 0xb64423a4 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#21 0xb6449a8c in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#22 0xb6e8558a in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#23 0xb77b4e8b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#24 0xb77b5ab2 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/libQtCore.so.4
#25 0xb77b5c7d in QCoreApplication::sendPostedEvents(QObject*, int) () from /usr/lib/libQtCore.so.4
#26 0xb77dfa9f in ?? () from /usr/lib/libQtCore.so.4
#27 0xb605a328 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#28 0xb605dba0 in g_main_context_iterate () from /usr/lib/libglib-2.0.so.0
#29 0xb605dcd3 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#30 0xb77df5f5 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#31 0xb64e0185 in ?? () from /usr/lib/libQtGui.so.4
#32 0xb77b3479 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#33 0xb77b38ca in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#34 0xb77b5d3f in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#35 0xb6442227 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#36 0xb414861d in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#37 0x0804de22 in _start ()

This bug may be a duplicate of or related to bug 213255

Reported using DrKonqi