Application: plasma-desktop (0.3)
KDE Platform Version: 4.5.1 (KDE 4.5.1)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-27-generic x86_64
Distribution: Ubuntu 10.10

-- Information about the crash:
- What I was doing when the application crashed:
Plasma notification widget indicated firefox addon updates. I told it to activate. the install seems to have been sucssful, but there was a crash. backtrace attached
Hope this is helpful

The crash does not seem to be reproducible.

-- Backtrace:
Application: Plasma Workspace (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f6866752780 (LWP 1841))]

Thread 6 (Thread 0x7f684460a700 (LWP 1847)):
#0  0xffffffffff60017b in ?? ()
#1  0x00007f6844609a70 in ?? ()
#2  0x00007fff48ae3852 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 5 (Thread 0x7f683930d700 (LWP 6677)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f68635fae3b in wait (this=<value optimized out>, mutex=0x1f963b0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1f963b0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f685fef9524 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1f95fc0, th=0x37cea00) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f685fefc72b in ThreadWeaver::WorkingHardState::applyForWork (this=0x1f96410, th=0x37cea00) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f685fefac9f in ThreadWeaver::ThreadRunHelper::run (this=0x7f683930cde0, parent=0x1f95fc0, th=0x37cea00) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f685fefb1f8 in ThreadWeaver::Thread::run (this=0x37cea00) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f68635fa27e in QThreadPrivate::start (arg=0x37cea00) at thread/qthread_unix.cpp:266
#8  0x00007f686336f971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#9  0x00007f686607192d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f6841e5c700 (LWP 6678)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f68635fae3b in wait (this=<value optimized out>, mutex=0x1f963b0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1f963b0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f685fef9524 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1f95fc0, th=0x3d12c20) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f685fefc72b in ThreadWeaver::WorkingHardState::applyForWork (this=0x1f96410, th=0x3d12c20) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f685fefc744 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1f96410, th=0x3d12c20) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f685fefac9f in ThreadWeaver::ThreadRunHelper::run (this=0x7f6841e5bde0, parent=0x1f95fc0, th=0x3d12c20) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f685fefb1f8 in ThreadWeaver::Thread::run (this=0x3d12c20) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f68635fa27e in QThreadPrivate::start (arg=0x3d12c20) at thread/qthread_unix.cpp:266
#9  0x00007f686336f971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#10 0x00007f686607192d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f68350f0700 (LWP 6679)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f68635fae3b in wait (this=<value optimized out>, mutex=0x1f963b0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1f963b0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f685fef9524 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1f95fc0, th=0x7f683c0013b0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f685fefc72b in ThreadWeaver::WorkingHardState::applyForWork (this=0x1f96410, th=0x7f683c0013b0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f685fefac9f in ThreadWeaver::ThreadRunHelper::run (this=0x7f68350efde0, parent=0x1f95fc0, th=0x7f683c0013b0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f685fefb1f8 in ThreadWeaver::Thread::run (this=0x7f683c0013b0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f68635fa27e in QThreadPrivate::start (arg=0x7f683c0013b0) at thread/qthread_unix.cpp:266
#8  0x00007f686336f971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#9  0x00007f686607192d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f68348ef700 (LWP 6680)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f68635fae3b in wait (this=<value optimized out>, mutex=0x1f963b0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1f963b0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f685fef9524 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1f95fc0, th=0x38f1c10) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f685fefc72b in ThreadWeaver::WorkingHardState::applyForWork (this=0x1f96410, th=0x38f1c10) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f685fefc744 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1f96410, th=0x38f1c10) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f685fefac9f in ThreadWeaver::ThreadRunHelper::run (this=0x7f68348eede0, parent=0x1f95fc0, th=0x38f1c10) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f685fefb1f8 in ThreadWeaver::Thread::run (this=0x38f1c10) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f68635fa27e in QThreadPrivate::start (arg=0x38f1c10) at thread/qthread_unix.cpp:266
#9  0x00007f686336f971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#10 0x00007f686607192d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f6866752780 (LWP 1841)):
[KCrash Handler]
#6  QDragManager::move (this=0x3a48590, globalPos=<value optimized out>) at kernel/qdnd_x11.cpp:1658
#7  0x00007f68628d1939 in QDragManager::eventFilter (this=0x7f6866309e40, o=<value optimized out>, e=0x0) at kernel/qdnd_x11.cpp:1306
#8  0x00007f686283f123 in QApplication::notify (this=<value optimized out>, receiver=0x3db1e40, e=0x7fff48a60860) at kernel/qapplication.cpp:3953
#9  0x00007f6864389156 in KApplication::notify (this=0xca6310, receiver=0x3db1e40, event=0x7fff48a60860) at ../../kdeui/kernel/kapplication.cpp:310
#10 0x00007f68636edcdc in QCoreApplication::notifyInternal (this=0xca6310, receiver=0x3db1e40, event=0x7fff48a60860) at kernel/qcoreapplication.cpp:732
#11 0x00007f686283cdbe in sendEvent (receiver=0x3db1e40, event=0x7fff48a60860, alienWidget=0x0, nativeWidget=0x3db1e40, buttonDown=<value optimized out>, lastMouseReceiver=<value optimized out>, spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#12 QApplicationPrivate::sendMouseEvent (receiver=0x3db1e40, event=0x7fff48a60860, alienWidget=0x0, nativeWidget=0x3db1e40, buttonDown=<value optimized out>, lastMouseReceiver=<value optimized out>, spontaneous=true) at kernel/qapplication.cpp:3058
#13 0x00007f68628c0345 in QETWidget::translateMouseEvent (this=0x3db1e40, event=<value optimized out>) at kernel/qapplication_x11.cpp:4403
#14 0x00007f68628bec5c in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fff48a61180) at kernel/qapplication_x11.cpp:3536
#15 0x00007f68628eb0e2 in x11EventSourceDispatch (s=0xcbf1a0, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#16 0x00007f685acdf342 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#17 0x00007f685ace32a8 in ?? () from /lib/libglib-2.0.so.0
#18 0x00007f685ace345c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#19 0x00007f686371a193 in QEventDispatcherGlib::processEvents (this=0xc8b070, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:415
#20 0x00007f68628eaa4e in QGuiEventDispatcherGlib::processEvents (this=0x7f6866309e40, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#21 0x00007f68636eca02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#22 0x00007f68636ecdec in QEventLoop::exec (this=0x3a87aa0, flags=) at kernel/qeventloop.cpp:201
#23 0x00007f68628d200b in QDragManager::drag (this=0x3a48590, o=<value optimized out>) at kernel/qdnd_x11.cpp:1981
#24 0x00007f686284df78 in QDrag::exec (this=0x3b44bc0, supportedActions=) at kernel/qdrag.cpp:284
#25 0x00007f686284e033 in QDrag::exec (this=0x7f6866309e40, supportedActions=<value optimized out>) at kernel/qdrag.cpp:239
#26 0x00007f684a541acb in Kickoff::UrlItemView::startDrag (this=0x1f970d0, supportedActions=<value optimized out>) at ../../../../../plasma/desktop/applets/kickoff/ui/urlitemview.cpp:662
#27 0x00007f6862d8db1e in QAbstractItemView::mouseMoveEvent (this=0x1f970d0, event=<value optimized out>) at itemviews/qabstractitemview.cpp:1700
#28 0x00007f684a542d5f in Kickoff::UrlItemView::mouseMoveEvent (this=0x1f970d0, event=0x7fff48a62600) at ../../../../../plasma/desktop/applets/kickoff/ui/urlitemview.cpp:560
#29 0x00007f686288dcab in QWidget::event (this=0x1f970d0, event=0x7fff48a62600) at kernel/qwidget.cpp:8172
#30 0x00007f6862c595e6 in QFrame::event (this=0x1f970d0, e=0x7fff48a62600) at widgets/qframe.cpp:557
#31 0x00007f6862d92a8b in QAbstractItemView::viewportEvent (this=0x1f970d0, event=0x7fff48a62600) at itemviews/qabstractitemview.cpp:1619
#32 0x00007f68636ed507 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x1f97530, event=0x7fff48a62600) at kernel/qcoreapplication.cpp:847
#33 0x00007f6862837fac in QApplicationPrivate::notify_helper (this=0xcbb8d0, receiver=0x1f97530, e=0x7fff48a62600) at kernel/qapplication.cpp:4392
#34 0x00007f686283e30e in QApplication::notify (this=0xca6310, receiver=0x1f97530, e=0x7fff48a62600) at kernel/qapplication.cpp:3959
#35 0x00007f6864389156 in KApplication::notify (this=0xca6310, receiver=0x1f97530, event=0x7fff48a62600) at ../../kdeui/kernel/kapplication.cpp:310
#36 0x00007f68636edcdc in QCoreApplication::notifyInternal (this=0xca6310, receiver=0x1f97530, event=0x7fff48a62600) at kernel/qcoreapplication.cpp:732
#37 0x00007f686283cdbe in sendEvent (receiver=0x1f97530, event=0x7fff48a62600, alienWidget=0x1f97530, nativeWidget=0x1c05130, buttonDown=<value optimized out>, lastMouseReceiver=<value optimized out>, spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#38 QApplicationPrivate::sendMouseEvent (receiver=0x1f97530, event=0x7fff48a62600, alienWidget=0x1f97530, nativeWidget=0x1c05130, buttonDown=<value optimized out>, lastMouseReceiver=<value optimized out>, spontaneous=true) at kernel/qapplication.cpp:3058
#39 0x00007f686283d26f in QApplicationPrivate::sendSyntheticEnterLeave (this=<value optimized out>, widget=<value optimized out>) at kernel/qapplication.cpp:3144
#40 0x00007f686288c814 in QWidgetPrivate::hideChildren (this=<value optimized out>, spontaneous=false) at kernel/qwidget.cpp:7724
#41 0x00007f686288c7d1 in QWidgetPrivate::hideChildren (this=<value optimized out>, spontaneous=false) at kernel/qwidget.cpp:7710
#42 0x00007f686288c7d1 in QWidgetPrivate::hideChildren (this=<value optimized out>, spontaneous=false) at kernel/qwidget.cpp:7710
#43 0x00007f686288c7d1 in QWidgetPrivate::hideChildren (this=<value optimized out>, spontaneous=false) at kernel/qwidget.cpp:7710
#44 0x00007f686288c9a9 in QWidgetPrivate::hide_helper (this=0x1fbad30) at kernel/qwidget.cpp:7454
#45 0x00007f6862893850 in QWidget::setVisible (this=0x1c05130, visible=<value optimized out>) at kernel/qwidget.cpp:7626
#46 0x00007f6865bd9c24 in Plasma::PopupApplet::qt_metacall (this=0x12e7670, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff48a62a70) at ./popupapplet.moc:91
#47 0x00007f684a546e30 in LauncherApplet::qt_metacall (this=0x7f6866309e40, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0xa70b0) at ./applet.moc:78
#48 0x00007f6863705b27 in QMetaObject::activate (sender=0x13e3bb0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0xa70b0) at kernel/qobject.cpp:3280
#49 0x00007f684a53afe6 in Kickoff::Launcher::eventFilter (this=0x13e3bb0, object=0x1f97530, event=0x7fff48a63220) at ../../../../../plasma/desktop/applets/kickoff/ui/launcher.cpp:800
#50 0x00007f68636ed507 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x1f97530, event=0x7fff48a63220) at kernel/qcoreapplication.cpp:847
#51 0x00007f6862837fac in QApplicationPrivate::notify_helper (this=0xcbb8d0, receiver=0x1f97530, e=0x7fff48a63220) at kernel/qapplication.cpp:4392
#52 0x00007f686283e30e in QApplication::notify (this=0xca6310, receiver=0x1f97530, e=0x7fff48a63220) at kernel/qapplication.cpp:3959
#53 0x00007f6864389156 in KApplication::notify (this=0xca6310, receiver=0x1f97530, event=0x7fff48a63220) at ../../kdeui/kernel/kapplication.cpp:310
#54 0x00007f68636edcdc in QCoreApplication::notifyInternal (this=0xca6310, receiver=0x1f97530, event=0x7fff48a63220) at kernel/qcoreapplication.cpp:732
#55 0x00007f686283cdbe in sendEvent (receiver=0x1f97530, event=0x7fff48a63220, alienWidget=0x1f97530, nativeWidget=0x1c05130, buttonDown=<value optimized out>, lastMouseReceiver=<value optimized out>, spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#56 QApplicationPrivate::sendMouseEvent (receiver=0x1f97530, event=0x7fff48a63220, alienWidget=0x1f97530, nativeWidget=0x1c05130, buttonDown=<value optimized out>, lastMouseReceiver=<value optimized out>, spontaneous=true) at kernel/qapplication.cpp:3058
#57 0x00007f68628c0345 in QETWidget::translateMouseEvent (this=0x1c05130, event=<value optimized out>) at kernel/qapplication_x11.cpp:4403
#58 0x00007f68628bec5c in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fff48a63b40) at kernel/qapplication_x11.cpp:3536
#59 0x00007f68628eb0e2 in x11EventSourceDispatch (s=0xcbf1a0, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#60 0x00007f685acdf342 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#61 0x00007f685ace32a8 in ?? () from /lib/libglib-2.0.so.0
#62 0x00007f685ace345c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#63 0x00007f686371a193 in QEventDispatcherGlib::processEvents (this=0xc8b070, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:415
#64 0x00007f68628eaa4e in QGuiEventDispatcherGlib::processEvents (this=0x7f6866309e40, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#65 0x00007f68636eca02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#66 0x00007f68636ecdec in QEventLoop::exec (this=0x7fff48a63e70, flags=) at kernel/qeventloop.cpp:201
#67 0x00007f68636f0ebb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#68 0x00007f6866348a56 in kdemain (argc=<value optimized out>, argv=<value optimized out>) at ../../../../plasma/desktop/shell/main.cpp:118
#69 0x00007f6865fa9d8e in __libc_start_main (main=<value optimized out>, argc=<value optimized out>, ubp_av=<value optimized out>, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fff48a64238) at libc-start.c:226
#70 0x0000000000400669 in _start ()

Possible duplicates by query: bug 261531, bug 259763, bug 259728, bug 257747, bug 257468.

Reported using DrKonqi