Bug 255192

Application: plasma-desktop (0.3)
KDE Platform Version: 4.5.2 (KDE 4.5.2)
Qt Version: 4.6.3
Operating System: Linux 2.6.35-7.dmz.1-liquorix-amd64 x86_64
Distribution: Debian GNU/Linux unstable (sid)

-- Information about the crash:
i tried to add a widget by right clicking on the default panel and selecting "Aggiungi oggetti". I have kde in italian.

The crash can be reproduced some of the time.

-- Backtrace:
Application: Spazio di lavoro di Plasma (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f64017977a0 (LWP 2686))]

Thread 3 (Thread 0x7f63d2b96710 (LWP 2950)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:211
#1  0x00007f63ce776f41 in ?? () from /usr/lib/libxine.so.1
#2  0x00007f63f776a8ba in start_thread (arg=<value optimized out>) at pthread_create.c:300
#3  0x00007f64011b502d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#4  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f63c35c0710 (LWP 2953)):
#0  0x00007f64011aa113 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f63f6c762c9 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f63f6c7671c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f63fe83a706 in QEventDispatcherGlib::processEvents (this=0x3ef5b20, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#4  0x00007f63fe80f9c2 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f63fe80fd9c in QEventLoop::exec (this=0x7f63c35bfd80, flags=) at kernel/qeventloop.cpp:201
#6  0x00007f63fe71f77b in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#7  0x00007f63ce9d3400 in ?? () from /usr/lib/qt4/plugins/phonon_backend/phonon_xine.so
#8  0x00007f63fe721e15 in QThreadPrivate::start (arg=0x397cac0) at thread/qthread_unix.cpp:248
#9  0x00007f63f776a8ba in start_thread (arg=<value optimized out>) at pthread_create.c:300
#10 0x00007f64011b502d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f64017977a0 (LWP 2686)):
[KCrash Handler]
#6  0x00007f63fe1cf114 in QGraphicsScene::addItem (this=0x1a124f0, item=0x362b4f0) at graphicsview/qgraphicsscene.cpp:2605
#7  0x00007f6400d09ac4 in Plasma::Corona::addOffscreenWidget (this=0x1a124f0, widget=0x362b4e0) at ../../plasma/corona.cpp:611
#8  0x00007f64014747da in ControllerWindow::showWidgetExplorer (this=0x1eeb8c0) at ../../../../plasma/desktop/shell/controllerwindow.cpp:369
#9  0x00007f640149a17f in PlasmaApp::showController (this=0x18b6570, screen=0, containment=0x1d9f140, widgetExplorerMode=true) at ../../../../plasma/desktop/shell/plasmaapp.cpp:507
#10 0x00007f640149124c in PanelView::qt_metacall (this=0x2088e20, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffb3f9c8c0) at ./panelview.moc:133
#11 0x00007f63fe8242e6 in QMetaObject::activate (sender=0x1d9f140, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x0) at kernel/qobject.cpp:3295
#12 0x00007f6400cef5e5 in Plasma::Containment::showAddWidgetsInterface (this=0x362b4f0, _t1=<value optimized out>) at ./containment.moc:215
#13 0x00007f6400cef60a in Plasma::ContainmentPrivate::triggerShowAddWidgets (this=<value optimized out>) at ../../plasma/containment.cpp:2238
#14 0x00007f6400cff89b in Plasma::Containment::qt_metacall (this=0x1d9f140, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffb3f9ca60) at ./containment.moc:152
#15 0x00007f63e1ea8795 in Panel::qt_metacall (this=0x362b4f0, _c=56800480, _id=57149184, _a=0x0) at ./panel.moc:84
#16 0x00007f63fe8242e6 in QMetaObject::activate (sender=0x1d6f340, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x0) at kernel/qobject.cpp:3295
#17 0x00007f63fdbab132 in QAction::triggered (this=0x362b4f0, _t1=false) at .moc/release-shared/moc_qaction.cpp:263
#18 0x00007f63fdbad1ab in QAction::activate (this=0x1d6f340, event=<value optimized out>) at kernel/qaction.cpp:1255
#19 0x00007f63fdfec751 in QMenuPrivate::activateCausedStack (this=<value optimized out>, causedStack=..., action=0x1d6f340, action_e=QAction::Trigger, self=true) at widgets/qmenu.cpp:1002
#20 0x00007f63fdff22e2 in QMenuPrivate::activateAction (this=0x32f8bd0, action=0x1d6f340, action_e=QAction::Trigger, self=<value optimized out>) at widgets/qmenu.cpp:1094
#21 0x00007f63ff5a49ce in KMenu::mouseReleaseEvent (this=0x35859f0, e=0x362b4e0) at ../../kdeui/widgets/kmenu.cpp:471
#22 0x00007f63fdc07632 in QWidget::event (this=0x35859f0, event=0x7fffb3f9d830) at kernel/qwidget.cpp:8044
#23 0x00007f63fdff44db in QMenu::event (this=0x35859f0, e=0x7fffb3f9d830) at widgets/qmenu.cpp:2421
#24 0x00007f63fdbb132c in QApplicationPrivate::notify_helper (this=0x18c65b0, receiver=0x35859f0, e=0x7fffb3f9d830) at kernel/qapplication.cpp:4302
#25 0x00007f63fdbb7fdb in QApplication::notify (this=0x18b6570, receiver=0x35859f0, e=0x7fffb3f9d830) at kernel/qapplication.cpp:3867
#26 0x00007f63ff4c7ea6 in KApplication::notify (this=0x18b6570, receiver=0x35859f0, event=0x7fffb3f9d830) at ../../kdeui/kernel/kapplication.cpp:310
#27 0x00007f63fe81109c in QCoreApplication::notifyInternal (this=0x18b6570, receiver=0x35859f0, event=0x7fffb3f9d830) at kernel/qcoreapplication.cpp:726
#28 0x00007f63fdbb71be in sendEvent (receiver=0x35859f0, event=0x7fffb3f9d830, alienWidget=0x0, nativeWidget=0x35859f0, buttonDown=<value optimized out>, lastMouseReceiver=<value optimized out>, spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#29 QApplicationPrivate::sendMouseEvent (receiver=0x35859f0, event=0x7fffb3f9d830, alienWidget=0x0, nativeWidget=0x35859f0, buttonDown=<value optimized out>, lastMouseReceiver=<value optimized out>, spontaneous=true) at kernel/qapplication.cpp:2967
#30 0x00007f63fdc374fd in QETWidget::translateMouseEvent (this=0x35859f0, event=<value optimized out>) at kernel/qapplication_x11.cpp:4314
#31 0x00007f63fdc359dc in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fffb3f9dfb0) at kernel/qapplication_x11.cpp:3513
#32 0x00007f63fdc615a2 in x11EventSourceDispatch (s=0x18c9f50, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#33 0x00007f63f6c726f2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#34 0x00007f63f6c76568 in ?? () from /lib/libglib-2.0.so.0
#35 0x00007f63f6c7671c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#36 0x00007f63fe83a6b3 in QEventDispatcherGlib::processEvents (this=0x189ac50, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#37 0x00007f63fdc6119e in QGuiEventDispatcherGlib::processEvents (this=0x362b4f0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#38 0x00007f63fe80f9c2 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#39 0x00007f63fe80fd9c in QEventLoop::exec (this=0x7fffb3f9e2d0, flags=) at kernel/qeventloop.cpp:201
#40 0x00007f63fdfef8a5 in QMenu::exec (this=0x7fffb3f9e330, p=<value optimized out>, action=0x0) at widgets/qmenu.cpp:2063
#41 0x00007f6400cfb677 in Plasma::ContainmentPrivate::showContextMenu (this=<value optimized out>, point=<value optimized out>, screenPos=..., includeApplet=true, isMouseEvent=true) at ../../plasma/containment.cpp:806
#42 0x00007f6400cfb88b in Plasma::Containment::contextMenuEvent (this=0x1d9f140, event=0x7fffb3f9eba0) at ../../plasma/containment.cpp:643
#43 0x00007f63fe1abd96 in QGraphicsItem::sceneEvent (this=0x1d9f150, event=0x362b4e0) at graphicsview/qgraphicsitem.cpp:6515
#44 0x00007f63fe1c69e3 in QGraphicsScene::contextMenuEvent (this=<value optimized out>, contextMenuEvent=0x7fffb3f9eba0) at graphicsview/qgraphicsscene.cpp:3561
#45 0x00007f63fe1d8c44 in QGraphicsScene::event (this=0x1a124f0, event=0x7fffb3f9eba0) at graphicsview/qgraphicsscene.cpp:3361
#46 0x00007f63fdbb132c in QApplicationPrivate::notify_helper (this=0x18c65b0, receiver=0x1a124f0, e=0x7fffb3f9eba0) at kernel/qapplication.cpp:4302
#47 0x00007f63fdbb780b in QApplication::notify (this=0x18b6570, receiver=0x1a124f0, e=0x7fffb3f9eba0) at kernel/qapplication.cpp:4185
#48 0x00007f63ff4c7ea6 in KApplication::notify (this=0x18b6570, receiver=0x1a124f0, event=0x7fffb3f9eba0) at ../../kdeui/kernel/kapplication.cpp:310
#49 0x00007f63fe81109c in QCoreApplication::notifyInternal (this=0x18b6570, receiver=0x1a124f0, event=0x7fffb3f9eba0) at kernel/qcoreapplication.cpp:726
#50 0x00007f63fe1f29dc in sendEvent (this=0x2088e20, event=0x7fffb3f9f610) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#51 QGraphicsView::contextMenuEvent (this=0x2088e20, event=0x7fffb3f9f610) at graphicsview/qgraphicsview.cpp:2813
#52 0x00007f63fdc07018 in QWidget::event (this=0x2088e20, event=0x7fffb3f9f610) at kernel/qwidget.cpp:8211
#53 0x00007f63fdfae716 in QFrame::event (this=0x2088e20, e=0x7fffb3f9f610) at widgets/qframe.cpp:557
#54 0x00007f63fe1f1c1b in QGraphicsView::viewportEvent (this=0x2088e20, event=0x7fffb3f9f610) at graphicsview/qgraphicsview.cpp:2787
#55 0x00007f63fe8104b7 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x2f66100, event=0x7fffb3f9f610) at kernel/qcoreapplication.cpp:841
#56 0x00007f63fdbb12fc in QApplicationPrivate::notify_helper (this=0x18c65b0, receiver=0x2f66100, e=0x7fffb3f9f610) at kernel/qapplication.cpp:4298
#57 0x00007f63fdbb79d3 in QApplication::notify (this=0x18b6570, receiver=0x2f66100, e=0x7fffb3f9f610) at kernel/qapplication.cpp:3946
#58 0x00007f63ff4c7ea6 in KApplication::notify (this=0x18b6570, receiver=0x2f66100, event=0x7fffb3f9f610) at ../../kdeui/kernel/kapplication.cpp:310
#59 0x00007f63fe81109c in QCoreApplication::notifyInternal (this=0x18b6570, receiver=0x2f66100, event=0x7fffb3f9f610) at kernel/qcoreapplication.cpp:726
#60 0x00007f63fdc370cb in QETWidget::translateMouseEvent (this=<value optimized out>, event=<value optimized out>) at kernel/qapplication_x11.cpp:4385
#61 0x00007f63fdc359dc in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fffb3f9fdc0) at kernel/qapplication_x11.cpp:3513
#62 0x00007f63fdc615a2 in x11EventSourceDispatch (s=0x18c9f50, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#63 0x00007f63f6c726f2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#64 0x00007f63f6c76568 in ?? () from /lib/libglib-2.0.so.0
#65 0x00007f63f6c7671c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#66 0x00007f63fe83a6b3 in QEventDispatcherGlib::processEvents (this=0x189ac50, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#67 0x00007f63fdc6119e in QGuiEventDispatcherGlib::processEvents (this=0x362b4f0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#68 0x00007f63fe80f9c2 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#69 0x00007f63fe80fd9c in QEventLoop::exec (this=0x7fffb3fa00e0, flags=) at kernel/qeventloop.cpp:201
#70 0x00007f63fe814a2b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1003
#71 0x00007f6401483816 in kdemain (argc=<value optimized out>, argv=<value optimized out>) at ../../../../plasma/desktop/shell/main.cpp:118
#72 0x00007f6401104c4d 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=0x7fffb3fa04a8) at libc-start.c:228
#73 0x00000000004006b9 in _start ()

Possible duplicates by query: bug 249069, bug 243681, bug 236932, bug 235707, bug 226012.

Reported using DrKonqi