Bug 297984

Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.2 (4.7.2) "release 5"
Qt Version: 4.7.4
Operating System: Linux 3.1.9-1.4-xen x86_64
Distribution: "openSUSE 12.1 (x86_64)"

-- Information about the crash:
- What I was doing when the application crashed:

Try to add the default panel. Then it crashed. and the bug helper started.

-- Backtrace:
Application: Shell de escritorio Plasma (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f195c13b760 (LWP 19828))]

Thread 3 (Thread 0x7f1939960700 (LWP 19830)):
#0  0x00007f19597a8ff3 in poll () from /lib64/libc.so.6
#1  0x00007f195659ca98 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f195659cf59 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f195adba586 in QEventDispatcherGlib::processEvents (this=0x7f19340008c0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f195ad8ea32 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f195ad8ec2f in QEventLoop::exec (this=0x7f193995fdf0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f195aca65df in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007f195ad71aff in QInotifyFileSystemWatcherEngine::run (this=0xfb5d20) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f195aca9025 in QThreadPrivate::start (arg=0xfb5d20) at thread/qthread_unix.cpp:331
#9  0x00007f195aa18f05 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f19597b210d in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f1932df6700 (LWP 20662)):
#0  0x00007f195aa1ce6c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f194f862852 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7f194fb5ae80) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007f194f862889 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007f195aa18f05 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f19597b210d in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f195c13b760 (LWP 19828)):
[KCrash Handler]
#6  QGraphicsLayoutItem::graphicsItem (this=0x31) at graphicsview/qgraphicslayoutitem.cpp:920
#7  0x00007f195a51e591 in QGraphicsLayoutItemPrivate::hasHeightForWidth (this=<optimized out>) at graphicsview/qgraphicslayoutitem.cpp:286
#8  0x00007f195a564021 in QGridLayoutItem::hasDynamicConstraint (this=<optimized out>) at graphicsview/qgridlayoutengine.cpp:576
#9  0x00007f195a565132 in ensureDynamicConstraint (this=0x4b6f7e0) at graphicsview/qgridlayoutengine.cpp:1657
#10 QGridLayoutEngine::ensureDynamicConstraint (this=0x4b6f7e0) at graphicsview/qgridlayoutengine.cpp:1652
#11 0x00007f195a5651e9 in QGridLayoutEngine::hasDynamicConstraint (this=0x4b6f7e0) at graphicsview/qgridlayoutengine.cpp:1677
#12 0x00007f195a569598 in QGridLayoutEngine::sizeHint (this=0x4b6f7e0, styleInfo=..., which=Qt::MaximumSize, constraint=...) at graphicsview/qgridlayoutengine.cpp:1134
#13 0x00007f195a4f2dca in QGraphicsGridLayout::sizeHint (this=<optimized out>, which=Qt::MaximumSize, constraint=...) at graphicsview/qgraphicsgridlayout.cpp:656
#14 0x00007f195a51d87a in QGraphicsLayoutItemPrivate::effectiveSizeHints (this=0x4b6f6d0, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:169
#15 0x00007f195a51e131 in effectiveSizeHint (constraint=<optimized out>, which=<optimized out>, this=<optimized out>) at graphicsview/qgraphicslayoutitem.cpp:818
#16 QGraphicsLayoutItem::effectiveSizeHint (this=<optimized out>, which=<optimized out>, constraint=<optimized out>) at graphicsview/qgraphicslayoutitem.cpp:810
#17 0x00007f195a55acb1 in QGraphicsWidget::sizeHint (this=<optimized out>, which=<optimized out>, constraint=<optimized out>) at graphicsview/qgraphicswidget.cpp:743
#18 0x00007f195a51d950 in QGraphicsLayoutItemPrivate::effectiveSizeHints (this=0x4b6f5e0, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:175
#19 0x00007f195a51e131 in effectiveSizeHint (constraint=<optimized out>, which=<optimized out>, this=<optimized out>) at graphicsview/qgraphicslayoutitem.cpp:818
#20 QGraphicsLayoutItem::effectiveSizeHint (this=<optimized out>, which=<optimized out>, constraint=<optimized out>) at graphicsview/qgraphicslayoutitem.cpp:810
#21 0x00007f1941e10e45 in SystemTray::TaskArea::adjustHiddentTasksWidget (this=0x4b6b4f0) at /usr/src/debug/kde-workspace-4.7.2/plasma/generic/applets/systemtray/ui/taskarea.cpp:452
#22 0x00007f1941e12b19 in SystemTray::TaskArea::addWidgetForTask (this=0x4b6b4f0, task=0x1277100) at /usr/src/debug/kde-workspace-4.7.2/plasma/generic/applets/systemtray/ui/taskarea.cpp:320
#23 0x00007f1941e12e66 in SystemTray::TaskArea::addTask (this=0x4b6b4f0, task=<optimized out>) at /usr/src/debug/kde-workspace-4.7.2/plasma/generic/applets/systemtray/ui/taskarea.cpp:196
#24 0x00007f1941e13664 in SystemTray::TaskArea::qt_metacall (this=0x4b6b4f0, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fffc8f23350) at /usr/src/debug/kde-workspace-4.7.2/build/plasma/generic/applets/systemtray/taskarea.moc:89
#25 0x00007f195ada25aa in QMetaObject::activate (sender=0xc11390, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffc8f23350) at kernel/qobject.cpp:3287
#26 0x00007f1941df5e4f in SystemTray::Manager::taskAdded (this=<optimized out>, _t1=0x1277100) at /usr/src/debug/kde-workspace-4.7.2/build/plasma/generic/applets/systemtray/manager.moc:99
#27 0x00007f1941df6065 in SystemTray::Manager::addTask (this=0xc11390, task=0x1277100) at /usr/src/debug/kde-workspace-4.7.2/plasma/generic/applets/systemtray/core/manager.cpp:87
#28 0x00007f1941df61b4 in SystemTray::Manager::qt_metacall (this=0xc11390, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fffc8f234c0) at /usr/src/debug/kde-workspace-4.7.2/build/plasma/generic/applets/systemtray/manager.moc:86
#29 0x00007f195ada25aa in QMetaObject::activate (sender=0xbd94f0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffc8f234c0) at kernel/qobject.cpp:3287
#30 0x00007f1941df665f in SystemTray::Protocol::taskCreated (this=<optimized out>, _t1=0x1277100) at /usr/src/debug/kde-workspace-4.7.2/build/plasma/generic/applets/systemtray/protocol.moc:91
#31 0x00007f1941dfd748 in SystemTray::PlasmoidProtocol::addApplet (this=0xbd94f0, appletName=..., id=<optimized out>, parent=0x4c4d8b0) at /usr/src/debug/kde-workspace-4.7.2/plasma/generic/applets/systemtray/protocols/plasmoid/plasmoidtaskprotocol.cpp:112
#32 0x00007f1941df5ca6 in SystemTray::Manager::addApplet (this=<optimized out>, appletName=<optimized out>, parent=<optimized out>) at /usr/src/debug/kde-workspace-4.7.2/plasma/generic/applets/systemtray/core/manager.cpp:110
#33 0x00007f1941e07fca in SystemTray::Applet::checkDefaultApplets (this=0x4c4d8b0) at /usr/src/debug/kde-workspace-4.7.2/plasma/generic/applets/systemtray/ui/applet.cpp:750
#34 0x00007f1941e08f8c in SystemTray::Applet::qt_metacall (this=0x4c4d8b0, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x4c45f10) at /usr/src/debug/kde-workspace-4.7.2/build/plasma/generic/applets/systemtray/applet.moc:91
#35 0x00007f195ada615a in QObject::event (this=0x4c4d8b0, e=<optimized out>) at kernel/qobject.cpp:1226
#36 0x00007f195a55b31b in QGraphicsWidget::event (this=0x4c4d8b0, event=0x4bffdf0) at graphicsview/qgraphicswidget.cpp:1455
#37 0x00007f1959f41c34 in notify_helper (e=0x4bffdf0, receiver=0x4c4d8b0, this=0x6e63f0) at kernel/qapplication.cpp:4481
#38 QApplicationPrivate::notify_helper (this=0x6e63f0, receiver=0x4c4d8b0, e=0x4bffdf0) at kernel/qapplication.cpp:4453
#39 0x00007f1959f46ac1 in QApplication::notify (this=0x6ce010, receiver=0x4c4d8b0, e=0x4bffdf0) at kernel/qapplication.cpp:4360
#40 0x00007f195bb21e36 in KApplication::notify (this=0x6ce010, receiver=0x4c4d8b0, event=0x4bffdf0) at /usr/src/debug/kdelibs-4.7.2/kdeui/kernel/kapplication.cpp:311
#41 0x00007f195ad8f82c in QCoreApplication::notifyInternal (this=0x6ce010, receiver=0x4c4d8b0, event=0x4bffdf0) at kernel/qcoreapplication.cpp:787
#42 0x00007f195ad92c08 in sendEvent (event=0x4bffdf0, receiver=0x4c4d8b0) at kernel/qcoreapplication.h:215
#43 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x615800) at kernel/qcoreapplication.cpp:1428
#44 0x00007f195adba0c3 in sendPostedEvents () at kernel/qcoreapplication.h:220
#45 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:277
#46 0x00007f195659c58d in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#47 0x00007f195659cd88 in ?? () from /usr/lib64/libglib-2.0.so.0
#48 0x00007f195659cf59 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#49 0x00007f195adba51f in QEventDispatcherGlib::processEvents (this=0x6e4180, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#50 0x00007f1959fe4f9e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#51 0x00007f195ad8ea32 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#52 0x00007f195ad8ec2f in QEventLoop::exec (this=0x7fffc8f240c0, flags=...) at kernel/qeventloop.cpp:201
#53 0x00007f195ad92df7 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#54 0x00007f19496c6773 in kdemain (argc=1, argv=0x65f1d0) at /usr/src/debug/kde-workspace-4.7.2/plasma/desktop/shell/main.cpp:120
#55 0x0000000000408897 in _start ()

This bug may be a duplicate of or related to bug 282552.

Possible duplicates by query: bug 292431, bug 292119, bug 291307, bug 291246, bug 290919.

Reported using DrKonqi