Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-14-generic i686
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
In Karmic Koala System monitor Widget in task bar is working fine displaying status of hard disk, memory, etc, then I double clicked on hard disk icon and plasma crashed.

 -- Backtrace:
Application: Área de trabajo de Plasma (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb779c700 (LWP 1638))]

Thread 2 (Thread 0xab6d8b70 (LWP 1640)):
#0  0x00849422 in __kernel_vsyscall ()
#1  0x00825e15 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x00b9f78d in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3  0x00e1ce67 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQtCore.so.4
#4  0x00c84922 in ?? () from /usr/lib/libQtNetwork.so.4
#5  0x00e1be32 in ?? () from /usr/lib/libQtCore.so.4
#6  0x0082180e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0x00b927ee in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb779c700 (LWP 1638)):
[KCrash Handler]
#6  0x04fef527 in Plasma::Containment::containmentType() const () from /usr/lib/libplasma.so.3
#7  0x022c63c3 in ?? () from /usr/lib/kde4/plasma_applet_system-monitor.so
#8  0x022c6d6d in ?? () from /usr/lib/kde4/plasma_applet_system-monitor.so
#9  0x022c6ea8 in ?? () from /usr/lib/kde4/plasma_applet_system-monitor.so
#10 0x00f22263 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#11 0x00f22ec2 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#12 0x0508a6a9 in Plasma::PushButton::toggled(bool) () from /usr/lib/libplasma.so.3
#13 0x0508bf20 in Plasma::PushButton::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libplasma.so.3
#14 0x022c8d4a in MonitorButton::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/kde4/plasma_applet_system-monitor.so
#15 0x00f22263 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQtCore.so.4
#16 0x00f22ec2 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#17 0x07b3fbe9 in QAbstractButton::toggled(bool) () from /usr/lib/libQtGui.so.4
#18 0x0786a4f4 in QAbstractButton::setChecked(bool) () from /usr/lib/libQtGui.so.4
#19 0x0786a680 in QAbstractButton::nextCheckState() () from /usr/lib/libQtGui.so.4
#20 0x0786a163 in ?? () from /usr/lib/libQtGui.so.4
#21 0x0786a431 in QAbstractButton::mouseReleaseEvent(QMouseEvent*) () from /usr/lib/libQtGui.so.4
#22 0x07508012 in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#23 0x078683ee in QAbstractButton::event(QEvent*) () from /usr/lib/libQtGui.so.4
#24 0x0791266d in QPushButton::event(QEvent*) () from /usr/lib/libQtGui.so.4
#25 0x074b2f54 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#26 0x074bb033 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#27 0x02b04bfa in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#28 0x00f0c6cb in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#29 0x074b9f6e in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&) () from /usr/lib/libQtGui.so.4
#30 0x07b201b5 in ?? () from /usr/lib/libQtGui.so.4
#31 0x07abe8bc in QGraphicsItem::sceneEvent(QEvent*) () from /usr/lib/libQtGui.so.4
#32 0x07b0b9ef in QGraphicsWidget::sceneEvent(QEvent*) () from /usr/lib/libQtGui.so.4
#33 0x07ae0e14 in ?? () from /usr/lib/libQtGui.so.4
#34 0x07ae2443 in ?? () from /usr/lib/libQtGui.so.4
#35 0x07aed344 in QGraphicsScene::mouseReleaseEvent(QGraphicsSceneMouseEvent*) () from /usr/lib/libQtGui.so.4
#36 0x07aeef87 in QGraphicsScene::event(QEvent*) () from /usr/lib/libQtGui.so.4
#37 0x074b2f54 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#38 0x074ba67c in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#39 0x02b04bfa in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#40 0x00f0c6cb in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#41 0x07b00b1e in QGraphicsView::mouseReleaseEvent(QMouseEvent*) () from /usr/lib/libQtGui.so.4
#42 0x07508012 in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#43 0x078b7633 in QFrame::event(QEvent*) () from /usr/lib/libQtGui.so.4
#44 0x07956494 in QAbstractScrollArea::viewportEvent(QEvent*) () from /usr/lib/libQtGui.so.4
#45 0x07b0051f in QGraphicsView::viewportEvent(QEvent*) () from /usr/lib/libQtGui.so.4
#46 0x07958a95 in ?? () from /usr/lib/libQtGui.so.4
#47 0x00f0b83a in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#48 0x074b2f2c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#49 0x074bb033 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#50 0x02b04bfa in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#51 0x00f0c6cb in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#52 0x074b9f6e in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&) () from /usr/lib/libQtGui.so.4
#53 0x075287c0 in ?? () from /usr/lib/libQtGui.so.4
#54 0x07527c4b in QApplication::x11ProcessEvent(_XEvent*) () from /usr/lib/libQtGui.so.4
#55 0x07554502 in ?? () from /usr/lib/libQtGui.so.4
#56 0x0089fe78 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#57 0x008a3720 in ?? () from /lib/libglib-2.0.so.0
#58 0x008a3853 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#59 0x00f3702c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#60 0x07553be5 in ?? () from /usr/lib/libQtGui.so.4
#61 0x00f0ac79 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#62 0x00f0b0ca in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#63 0x00f0d53f in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#64 0x074b2dd7 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#65 0x059ed80d in kdemain () from /usr/lib/libkdeinit4_plasma-desktop.so
#66 0x0804dde1 in _start ()

This bug may be a duplicate of or related to bug 214455

Reported using DrKonqi