Bug 276292

Application: plasma-desktop (0.3)
KDE Platform Version: 4.4.4 (KDE 4.4.4) "release 3"
Qt Version: 4.6.3
Operating System: Linux 2.6.34.8-0.2-desktop x86_64
Distribution: "openSUSE 11.3 (x86_64)"

-- Information about the crash:
It all happened so quickly that I only knew about the crash because the Crash Reporter appeared.

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fa268012760 (LWP 3025))]

Thread 6 (Thread 0x7fa238912710 (LWP 3048)):
#0  0x00007fa26634439c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fa257d51e30 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7fa258037220) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2304
#2  0x00007fa257d51e69 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x7fa2580452ec) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1438
#3  0x00007fa26633fa4f in start_thread () from /lib64/libpthread.so.0
#4  0x00007fa26512f82d in clone () from /lib64/libc.so.6
#5  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fa2415a2710 (LWP 3122)):
#0  0x00007fa26634439c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fa2665ce2bb in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQtCore.so.4
#2  0x00007fa25d1ae3f6 in ?? () from /usr/lib64/libthreadweaver.so.4
#3  0x00007fa25d1b0e35 in ?? () from /usr/lib64/libthreadweaver.so.4
#4  0x00007fa25d1ae7ef in ?? () from /usr/lib64/libthreadweaver.so.4
#5  0x00007fa25d1ae878 in ThreadWeaver::Thread::run() () from /usr/lib64/libthreadweaver.so.4
#6  0x00007fa2665cdbf5 in ?? () from /usr/lib64/libQtCore.so.4
#7  0x00007fa25c68fa33 in ?? () from /usr/X11R6/lib64/libGL.so.1
#8  0x00007fa26633fa4f in start_thread () from /lib64/libpthread.so.0
#9  0x00007fa26512f82d in clone () from /lib64/libc.so.6
#10 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fa23bde7710 (LWP 3123)):
#0  0x00007fa26634439c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fa2665ce2bb in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQtCore.so.4
#2  0x00007fa25d1ae3f6 in ?? () from /usr/lib64/libthreadweaver.so.4
#3  0x00007fa25d1b0e35 in ?? () from /usr/lib64/libthreadweaver.so.4
#4  0x00007fa25d1ae7ef in ?? () from /usr/lib64/libthreadweaver.so.4
#5  0x00007fa25d1ae878 in ThreadWeaver::Thread::run() () from /usr/lib64/libthreadweaver.so.4
#6  0x00007fa2665cdbf5 in ?? () from /usr/lib64/libQtCore.so.4
#7  0x00007fa25c68fa33 in ?? () from /usr/X11R6/lib64/libGL.so.1
#8  0x00007fa26633fa4f in start_thread () from /lib64/libpthread.so.0
#9  0x00007fa26512f82d in clone () from /lib64/libc.so.6
#10 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fa23610d710 (LWP 3124)):
#0  0x00007fa26634439c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fa2665ce2bb in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQtCore.so.4
#2  0x00007fa25d1ae3f6 in ?? () from /usr/lib64/libthreadweaver.so.4
#3  0x00007fa25d1b0e35 in ?? () from /usr/lib64/libthreadweaver.so.4
#4  0x00007fa25d1ae7ef in ?? () from /usr/lib64/libthreadweaver.so.4
#5  0x00007fa25d1ae878 in ThreadWeaver::Thread::run() () from /usr/lib64/libthreadweaver.so.4
#6  0x00007fa2665cdbf5 in ?? () from /usr/lib64/libQtCore.so.4
#7  0x00007fa25c68fa33 in ?? () from /usr/X11R6/lib64/libGL.so.1
#8  0x00007fa26633fa4f in start_thread () from /lib64/libpthread.so.0
#9  0x00007fa26512f82d in clone () from /lib64/libc.so.6
#10 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fa238111710 (LWP 3125)):
#0  0x00007fa26634439c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fa2665ce2bb in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/libQtCore.so.4
#2  0x00007fa25d1ae3f6 in ?? () from /usr/lib64/libthreadweaver.so.4
#3  0x00007fa25d1b0e35 in ?? () from /usr/lib64/libthreadweaver.so.4
#4  0x00007fa25d1ae7ef in ?? () from /usr/lib64/libthreadweaver.so.4
#5  0x00007fa25d1ae878 in ThreadWeaver::Thread::run() () from /usr/lib64/libthreadweaver.so.4
#6  0x00007fa2665cdbf5 in ?? () from /usr/lib64/libQtCore.so.4
#7  0x00007fa25c68fa33 in ?? () from /usr/X11R6/lib64/libGL.so.1
#8  0x00007fa26633fa4f in start_thread () from /lib64/libpthread.so.0
#9  0x00007fa26512f82d in clone () from /lib64/libc.so.6
#10 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fa268012760 (LWP 3025)):
[KCrash Handler]
#5  itemIsUntransformable (this=0x70007800456f40, pos=..., viewport=0x1292a20) at graphicsview/qgraphicsitem_p.h:210
#6  QGraphicsItemPrivate::genericMapFromScene (this=0x70007800456f40, pos=..., viewport=0x1292a20) at graphicsview/qgraphicsitem.cpp:921
#7  0x00007fa265e5bed3 in QGraphicsScenePrivate::sendDragDropEvent (this=0x74c410, item=0x17e77e0, dragDropEvent=0x7fff79b00430) at graphicsview/qgraphicsscene.cpp:1218
#8  0x00007fa265e5bf7c in QGraphicsScene::dragLeaveEvent (this=<value optimized out>, event=<value optimized out>) at graphicsview/qgraphicsscene.cpp:3682
#9  0x00007fa265e6d90f in QGraphicsScene::event (this=0x76c520, event=0x7fff79b00430) at graphicsview/qgraphicsscene.cpp:3355
#10 0x00007fa2658894d4 in QApplicationPrivate::notify_helper (this=0x6ab0c0, receiver=0x76c520, e=0x7fff79b00430) at kernel/qapplication.cpp:4302
#11 0x00007fa265891aca in QApplication::notify (this=<value optimized out>, receiver=0x76c520, e=0x7fff79b00430) at kernel/qapplication.cpp:4185
#12 0x00007fa266b40c06 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#13 0x00007fa2666b4e4c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/libQtCore.so.4
#14 0x00007fa265e7bf99 in sendEvent (this=<value optimized out>, event=0x7fff79b00d30) at ../../src/corelib/kernel/qcoreapplication.h:215
#15 QGraphicsView::dragLeaveEvent (this=<value optimized out>, event=0x7fff79b00d30) at graphicsview/qgraphicsview.cpp:2911
#16 0x00007fa2658da0f7 in QWidget::event (this=0x130e820, event=0x7fff79b00d30) at kernel/qwidget.cpp:8246
#17 0x00007fa265c6c7d6 in QFrame::event (this=0x130e820, e=0x7fff79b00d30) at widgets/qframe.cpp:557
#18 0x00007fa265e873bb in QGraphicsView::viewportEvent (this=0x130e820, event=0x7fff79b00d30) at graphicsview/qgraphicsview.cpp:2787
#19 0x00007fa2666b4fd7 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib64/libQtCore.so.4
#20 0x00007fa2658894a1 in QApplicationPrivate::notify_helper (this=0x6ab0c0, receiver=0x1292a20, e=0x7fff79b00d30) at kernel/qapplication.cpp:4298
#21 0x00007fa265891d3b in QApplication::notify (this=<value optimized out>, receiver=<value optimized out>, e=0x7fff79b00d30) at kernel/qapplication.cpp:4110
#22 0x00007fa266b40c06 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#23 0x00007fa2666b4e4c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/libQtCore.so.4
#24 0x00007fa26590eb2e in sendEvent (this=<value optimized out>, w=<value optimized out>, xe=0x7fff79b00d70) at ../../src/corelib/kernel/qcoreapplication.h:215
#25 QX11Data::xdndHandleLeave (this=<value optimized out>, w=<value optimized out>, xe=0x7fff79b00d70) at kernel/qdnd_x11.cpp:1058
#26 0x00007fa26590e891 in qt_xdnd_send_leave () at kernel/qdnd_x11.cpp:1097
#27 0x00007fa265912091 in QDragManager::move (this=0x1bdfb20, globalPos=...) at kernel/qdnd_x11.cpp:1576
#28 0x00007fa265913ee9 in QDragManager::eventFilter (this=0x1bdfb20, o=<value optimized out>, e=<value optimized out>) at kernel/qdnd_x11.cpp:1287
#29 0x00007fa265892e84 in QApplication::notify (this=<value optimized out>, receiver=0x17fbfd0, e=0x7fff79b016a0) at kernel/qapplication.cpp:3861
#30 0x00007fa266b40c06 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#31 0x00007fa2666b4e4c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/libQtCore.so.4
#32 0x00007fa26588b1e5 in sendEvent (receiver=0x17fbfd0, event=0x7fff79b016a0, alienWidget=0x0, nativeWidget=0x17fbfd0, buttonDown=0x7fa266335b28, lastMouseReceiver=..., spontaneous=true)
    at ../../src/corelib/kernel/qcoreapplication.h:215
#33 QApplicationPrivate::sendMouseEvent (receiver=0x17fbfd0, event=0x7fff79b016a0, alienWidget=0x0, nativeWidget=0x17fbfd0, buttonDown=0x7fa266335b28, lastMouseReceiver=..., spontaneous=true)
    at kernel/qapplication.cpp:2967
#34 0x00007fa2659056c8 in QETWidget::translateMouseEvent (this=0x17fbfd0, event=<value optimized out>) at kernel/qapplication_x11.cpp:4380
#35 0x00007fa265903e19 in QApplication::x11ProcessEvent (this=0x69fdf0, event=0x7fff79b02000) at kernel/qapplication_x11.cpp:3513
#36 0x00007fa26592a492 in x11EventSourceDispatch (s=0x6ae820, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#37 0x00007fa26192da93 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#38 0x00007fa26192e270 in ?? () from /usr/lib64/libglib-2.0.so.0
#39 0x00007fa26192e510 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#40 0x00007fa2666dd67f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#41 0x00007fa26592a14e in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#42 0x00007fa2666b4292 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#43 0x00007fa2666b4495 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#44 0x00007fa265912560 in QDragManager::drag (this=0x1bdfb20, o=<value optimized out>) at kernel/qdnd_x11.cpp:1960
#45 0x00007fa26589b058 in QDrag::exec (this=0x17e7b50, supportedActions=..., defaultDropAction=Qt::IgnoreAction) at kernel/qdrag.cpp:282
#46 0x00007fa26589b113 in QDrag::exec (this=<value optimized out>, supportedActions=<value optimized out>) at kernel/qdrag.cpp:239
#47 0x00007fa247fc9498 in ?? () from /usr/lib64/kde4/plasma_applet_launcher.so
#48 0x00007fa265d80021 in QAbstractItemView::mouseMoveEvent (this=0xd82510, event=<value optimized out>) at itemviews/qabstractitemview.cpp:1696
#49 0x00007fa247fbc0ef in ?? () from /usr/lib64/kde4/plasma_applet_launcher.so
#50 0x00007fa2658d9df0 in QWidget::event (this=0xd82510, event=0x7fff79b034a0) at kernel/qwidget.cpp:8029
#51 0x00007fa265c6c7d6 in QFrame::event (this=0xd82510, e=0x7fff79b034a0) at widgets/qframe.cpp:557
#52 0x00007fa265d791c3 in QAbstractItemView::viewportEvent (this=0xd82510, event=0x7fff79b034a0) at itemviews/qabstractitemview.cpp:1615
#53 0x00007fa2666b4fd7 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib64/libQtCore.so.4
#54 0x00007fa2658894a1 in QApplicationPrivate::notify_helper (this=0x6ab0c0, receiver=0xd81240, e=0x7fff79b034a0) at kernel/qapplication.cpp:4298
#55 0x00007fa26589234a in QApplication::notify (this=<value optimized out>, receiver=0xd81240, e=0x7fff79b034a0) at kernel/qapplication.cpp:3867
#56 0x00007fa266b40c06 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#57 0x00007fa2666b4e4c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/libQtCore.so.4
#58 0x00007fa26588b1e5 in sendEvent (receiver=0xd81240, event=0x7fff79b034a0, alienWidget=0xd81240, nativeWidget=0xd68510, buttonDown=0x7fa266335b28, lastMouseReceiver=..., spontaneous=true)
    at ../../src/corelib/kernel/qcoreapplication.h:215
#59 QApplicationPrivate::sendMouseEvent (receiver=0xd81240, event=0x7fff79b034a0, alienWidget=0xd81240, nativeWidget=0xd68510, buttonDown=0x7fa266335b28, lastMouseReceiver=..., spontaneous=true)
    at kernel/qapplication.cpp:2967
#60 0x00007fa26588b742 in QApplicationPrivate::sendSyntheticEnterLeave (this=<value optimized out>, widget=<value optimized out>) at kernel/qapplication.cpp:3053
#61 0x00007fa2658d39c3 in QWidgetPrivate::hideChildren (this=<value optimized out>, spontaneous=false) at kernel/qwidget.cpp:7579
#62 0x00007fa2658d397e in QWidgetPrivate::hideChildren (this=<value optimized out>, spontaneous=false) at kernel/qwidget.cpp:7565
#63 0x00007fa2658d397e in QWidgetPrivate::hideChildren (this=<value optimized out>, spontaneous=false) at kernel/qwidget.cpp:7565
#64 0x00007fa2658d397e in QWidgetPrivate::hideChildren (this=<value optimized out>, spontaneous=false) at kernel/qwidget.cpp:7565
#65 0x00007fa2658d3b40 in QWidgetPrivate::hide_helper (this=0xd680c0) at kernel/qwidget.cpp:7309
#66 0x00007fa2658d95a8 in QWidget::setVisible (this=0xd68510, visible=<value optimized out>) at kernel/qwidget.cpp:7481
#67 0x00007fa25eda8804 in Plasma::PopupApplet::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/libplasma.so.3
#68 0x00007fa247fc6328 in ?? () from /usr/lib64/kde4/plasma_applet_launcher.so
#69 0x00007fa2666c8a1f in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/libQtCore.so.4
#70 0x00007fa247fcc57c in ?? () from /usr/lib64/kde4/plasma_applet_launcher.so
#71 0x00007fa2666b4fd7 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib64/libQtCore.so.4
#72 0x00007fa2658894a1 in QApplicationPrivate::notify_helper (this=0x6ab0c0, receiver=0xd81240, e=0x7fff79b040f0) at kernel/qapplication.cpp:4298
#73 0x00007fa26589234a in QApplication::notify (this=<value optimized out>, receiver=0xd81240, e=0x7fff79b040f0) at kernel/qapplication.cpp:3867
#74 0x00007fa266b40c06 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#75 0x00007fa2666b4e4c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/libQtCore.so.4
#76 0x00007fa26588b1e5 in sendEvent (receiver=0xd81240, event=0x7fff79b040f0, alienWidget=0xd81240, nativeWidget=0xd68510, buttonDown=0x7fa266335b28, lastMouseReceiver=..., spontaneous=true)
    at ../../src/corelib/kernel/qcoreapplication.h:215
#77 QApplicationPrivate::sendMouseEvent (receiver=0xd81240, event=0x7fff79b040f0, alienWidget=0xd81240, nativeWidget=0xd68510, buttonDown=0x7fa266335b28, lastMouseReceiver=..., spontaneous=true)
    at kernel/qapplication.cpp:2967
#78 0x00007fa2659056c8 in QETWidget::translateMouseEvent (this=0xd68510, event=<value optimized out>) at kernel/qapplication_x11.cpp:4380
#79 0x00007fa265903e19 in QApplication::x11ProcessEvent (this=0x69fdf0, event=0x7fff79b04a50) at kernel/qapplication_x11.cpp:3513
#80 0x00007fa26592a492 in x11EventSourceDispatch (s=0x6ae820, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#81 0x00007fa26192da93 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#82 0x00007fa26192e270 in ?? () from /usr/lib64/libglib-2.0.so.0
#83 0x00007fa26192e510 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#84 0x00007fa2666dd67f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#85 0x00007fa26592a14e in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#86 0x00007fa2666b4292 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#87 0x00007fa2666b4495 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#88 0x00007fa2666b888b in QCoreApplication::exec() () from /usr/lib64/libQtCore.so.4
#89 0x00007fa2582bc27d in kdemain (argc=1, argv=0x61a8a0) at /usr/src/debug/kdebase-workspace-4.4.4/plasma/desktop/shell/main.cpp:112
#90 0x0000000000407659 in _start ()

Possible duplicates by query: bug 261531, bug 255918.

Reported using DrKonqi