[Bug 201952] New: plasma-desktop crashing when going to screen edges to activate desktop grid

https://bugs.kde.org/show_bug.cgi?id=201952

           Summary: plasma-desktop crashing when going to screen edges to
                    activate desktop grid
           Product: plasma
           Version: unspecified
          Platform: Unlisted Binaries
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: crash
          Priority: NOR
         Component: general
        AssignedTo: plasma-bugs@xxxxxxx
        ReportedBy: krigav@xxxxxxxxx


Application that crashed: plasma-desktop
Version of the application: 0.3
KDE Version: 4.3.62 (KDE 4.3.62 (KDE 4.4 >= 20090728))
Qt Version: 4.5.1
Operating System: Linux 2.6.29-gentoo-r5-kris2 i686

What I was doing when the application crashed:
while running Sun VirtualBox in a maximized window.

 -- Backtrace:
Application: Plasma Workspace (kdeinit4), signal: Segmentation fault
[Current thread is 0 (LWP 18569)]

Thread 2 (Thread 0xa8794b90 (LWP 18572)):
#0  0xb7f86424 in __kernel_vsyscall ()
#1  0xb7d8cc85 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0xb7df5692 in QWaitCondition::wait () from /usr/lib/qt4/libQtCore.so.4
#3  0xb779068a in ?? () from /usr/lib/qt4/libQtNetwork.so.4
#4  0x09008030 in ?? ()
#5  0x0900802c in ?? ()
#6  0xffffffff in ?? ()
#7  0xb7f82ff4 in ?? () from /usr/lib/qt4/libQtCore.so.4
#8  0xb7f82ff4 in ?? () from /usr/lib/qt4/libQtCore.so.4
#9  0x08d83538 in ?? ()
#10 0xa8794308 in ?? ()
#11 0x00000000 in ?? ()

Thread 1 (Thread 0xb62c8700 (LWP 18569)):
[KCrash Handler]
#6  0xa8fd6358 in QWidget::testAttribute (this=0x96660a0,
attribute=Qt::WA_WState_Visible) at /usr/include/qt4/QtGui/qwidget.h:996
#7  0xa8fd6399 in QWidget::isVisible (this=0x96660a0) at
/usr/include/qt4/QtGui/qwidget.h:958
#8  0xa8fe83e4 in TaskGroupItem::updateToolTip (this=0x946de30) at
/home/kris/devel/kdesvn/kdebase/workspace/plasma/applets/tasks/taskgroupitem.cpp:273
#9  0xa8fe1508 in AbstractTaskItem::toolTipAboutToShow (this=0x946de30) at
/home/kris/devel/kdesvn/kdebase/workspace/plasma/applets/tasks/abstracttaskitem.cpp:246
#10 0xa8fe234b in AbstractTaskItem::qt_metacall (this=0x946de30,
_c=QMetaObject::InvokeMetaMethod, _id=2, _a=0xbf8a2e48)
    at
/home/kris/devel/kdesvn/build/kdebase/workspace/plasma/applets/tasks/abstracttaskitem.moc:85
#11 0xa8fe9b6b in TaskGroupItem::qt_metacall (this=0x946de30,
_c=QMetaObject::InvokeMetaMethod, _id=7, _a=0xbf8a2e48)
    at
/home/kris/devel/kdesvn/build/kdebase/workspace/plasma/applets/tasks/taskgroupitem.moc:94
#12 0xb7ede745 in QMetaMethod::invoke () from /usr/lib/qt4/libQtCore.so.4
#13 0xb7eded78 in QMetaObject::invokeMethod () from /usr/lib/qt4/libQtCore.so.4
#14 0xb5f8a052 in QMetaObject::invokeMethod (obj=0x946de30, member=0xb60bc1fe
"toolTipAboutToShow", val0={_data = 0x8000, _name = 0x0}, val1={_data = 0x8000,
_name = 0x0}, val2=
      {_data = 0x8000, _name = 0x0}, val3={_data = 0x8000, _name = 0x0},
val4={_data = 0x8000, _name = 0x0}, val5={_data = 0x8000, _name = 0x0},
val6={_data = 0x8000, _name = 0x0}, val7=
      {_data = 0x8000, _name = 0x0}, val8={_data = 0x8000, _name = 0x0},
val9={_data = 0x8000, _name = 0x0}) at
/usr/include/qt4/QtCore/qobjectdefs.h:403
#15 0xb601b97e in Plasma::ToolTipManagerPrivate::showToolTip (this=0x8b7cd70)
at /home/kris/devel/kdesvn/kdelibs/plasma/tooltipmanager.cpp:350
#16 0xb601beae in Plasma::ToolTipManager::qt_metacall (this=0x8b98680,
_c=QMetaObject::InvokeMetaMethod, _id=2, _a=0xbf8a3418) at
/home/kris/devel/kdesvn/build/kdelibs/plasma/tooltipmanager.moc:82
#17 0xb7ee92b1 in QMetaObject::activate () from /usr/lib/qt4/libQtCore.so.4
#18 0xb7ee9873 in QMetaObject::activate () from /usr/lib/qt4/libQtCore.so.4
#19 0xb7f21228 in QTimer::timeout () from /usr/lib/qt4/libQtCore.so.4
#20 0xb7ef02fe in QTimer::timerEvent () from /usr/lib/qt4/libQtCore.so.4
#21 0xb7ee5fcf in QObject::event () from /usr/lib/qt4/libQtCore.so.4
#22 0xb6bdbf8c in QApplicationPrivate::notify_helper () from
/usr/lib/qt4/libQtGui.so.4
#23 0xb6be3bc3 in QApplication::notify () from /usr/lib/qt4/libQtGui.so.4
#24 0xb7535959 in KApplication::notify (this=0x8a5a978, receiver=0x8b50a98,
event=0xbf8a389c) at
/home/kris/devel/kdesvn/kdelibs/kdeui/kernel/kapplication.cpp:302
#25 0xb7ed6982 in QCoreApplication::notifyInternal () from
/usr/lib/qt4/libQtCore.so.4
#26 0xb7f01d11 in ?? () from /usr/lib/qt4/libQtCore.so.4
#27 0x08a5a978 in ?? ()
#28 0x08b50a98 in ?? ()
#29 0xbf8a389c in ?? ()
#30 0xb7f0021b in ?? () from /usr/lib/qt4/libQtCore.so.4
#31 0x00000001 in ?? ()
#32 0xbf8a3858 in ?? ()
#33 0xbf8a3870 in ?? ()
#34 0x08b50a98 in ?? ()
#35 0x089ea8d0 in ?? ()
#36 0xb68363a7 in clock_gettime () from /lib/librt.so.1
#37 0xb7efe831 in ?? () from /usr/lib/qt4/libQtCore.so.4
#38 0x08a63494 in ?? ()
#39 0xb6830ff4 in ?? () from /usr/lib/libglib-2.0.so.0
#40 0xbf8a3938 in ?? ()
#41 0xb6793f38 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
Backtrace stopped: frame did not save the PC

Reported using DrKonqi

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