[Bug 253263] New: KDE crash when deleting a new panel on the Desktop

[Santiago]

https://bugs.kde.org/show_bug.cgi?id=253263

           Summary: KDE crash when deleting a new panel on the Desktop
           Product: kde
           Version: unspecified
          Platform: openSUSE RPMs
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: NOR
         Component: general
        AssignedTo: unassigned-bugs at kde.org
        ReportedBy: yoprideone at gmail.com


Version:           unspecified (using KDE 4.5.1) 
OS:                Linux

The problem appeared when deleting a new panel in the Desktop.
Already had a panel (on the bottom of the screen), but adding the second and
then deleted, the error appeared.

Reproducible: Couldn't Reproduce




Application: Área de trabajo de Plasma (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fda18515760 (LWP 4288))]

Thread 3 (Thread 0x7fd9f5376710 (LWP 4290)):
#0  0x00007fda15cbde13 in select () from /lib64/libc.so.6
#1  0x00007fda17229bed in QProcessManager::run (this=0x7fda1755ff20) at
io/qprocess_unix.cpp:245
#2  0x00007fda17162bf5 in QThreadPrivate::start (arg=0x7fda1755ff20) at
thread/qthread_unix.cpp:248
#3  0x00007fda16ed4a4f in start_thread () from /lib64/libpthread.so.0
#4  0x00007fda15cc482d in clone () from /lib64/libc.so.6
#5  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fd9f4325710 (LWP 9423)):
#0  0x00007fda16ed939c in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fda0cf78e30 in QTWTF::TCMalloc_PageHeap::scavengerThread
(this=0x7fda0d25e220) at
../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2304
#2  0x00007fda0cf78e69 in QTWTF::TCMalloc_PageHeap::runScavengerThread
(context=0x7fda0d26c2ec) at
../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1438
#3  0x00007fda16ed4a4f in start_thread () from /lib64/libpthread.so.0
#4  0x00007fda15cc482d in clone () from /lib64/libc.so.6
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fda18515760 (LWP 4288)):
[KCrash Handler]
#6  0x00007fda169bc814 in QGraphicsItem::isPanel (this=0x1bc05e0) at
graphicsview/qgraphicsitem.cpp:1670
#7  0x00007fda16a02d7b in QGraphicsScene::event (this=0x7d4a20, event=<value
optimized out>) at graphicsview/qgraphicsscene.cpp:3444
#8  0x00007fda1641e4d4 in QApplicationPrivate::notify_helper (this=0x686510,
receiver=0x7d4a20, e=0x7fffcdfff880) at kernel/qapplication.cpp:4302
#9  0x00007fda16426aca in QApplication::notify (this=<value optimized out>,
receiver=0x7d4a20, e=0x7fffcdfff880) at kernel/qapplication.cpp:4185
#10 0x00007fda17eaf1e6 in KApplication::notify (this=0x67b640,
receiver=0x7d4a20, event=0x7fffcdfff880) at
/usr/src/debug/kdelibs-4.5.1/kdeui/kernel/kapplication.cpp:310
#11 0x00007fda17249e4c in QCoreApplication::notifyInternal (this=0x67b640,
receiver=0x7d4a20, event=0x7fffcdfff880) at kernel/qcoreapplication.cpp:726
#12 0x00007fda16a1c54f in sendEvent (this=0xee4420, event=0x7fffcdfff880) at
../../src/corelib/kernel/qcoreapplication.h:215
#13 QGraphicsView::viewportEvent (this=0xee4420, event=0x7fffcdfff880) at
graphicsview/qgraphicsview.cpp:2718
#14 0x00007fda17249fd7 in
QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized
out>, receiver=0xdd58b0, event=0x7fffcdfff880) at
kernel/qcoreapplication.cpp:841
#15 0x00007fda1641e4a1 in QApplicationPrivate::notify_helper (this=0x686510,
receiver=0xdd58b0, e=0x7fffcdfff880) at kernel/qapplication.cpp:4298
#16 0x00007fda16426aca in QApplication::notify (this=<value optimized out>,
receiver=0xdd58b0, e=0x7fffcdfff880) at kernel/qapplication.cpp:4185
#17 0x00007fda17eaf1e6 in KApplication::notify (this=0x67b640,
receiver=0xdd58b0, event=0x7fffcdfff880) at
/usr/src/debug/kdelibs-4.5.1/kdeui/kernel/kapplication.cpp:310
#18 0x00007fda17249e4c in QCoreApplication::notifyInternal (this=0x67b640,
receiver=0xdd58b0, event=0x7fffcdfff880) at kernel/qcoreapplication.cpp:726
#19 0x00007fda1646f59a in sendEvent (this=<value optimized out>,
event=0x7fffcdfff880) at ../../src/corelib/kernel/qcoreapplication.h:215
#20 QWidget::event (this=<value optimized out>, event=0x7fffcdfff880) at
kernel/qwidget.cpp:8300
#21 0x00007fda168017d6 in QFrame::event (this=0xee4420, e=0x7fffcdfff880) at
widgets/qframe.cpp:557
#22 0x00007fda168800bb in QAbstractScrollArea::event (this=0xee4420,
e=0x7fffcdfff880) at widgets/qabstractscrollarea.cpp:989
#23 0x00007fda1641e4d4 in QApplicationPrivate::notify_helper (this=0x686510,
receiver=0xee4420, e=0x7fffcdfff880) at kernel/qapplication.cpp:4302
#24 0x00007fda16426aca in QApplication::notify (this=<value optimized out>,
receiver=0xee4420, e=0x7fffcdfff880) at kernel/qapplication.cpp:4185
#25 0x00007fda17eaf1e6 in KApplication::notify (this=0x67b640,
receiver=0xee4420, event=0x7fffcdfff880) at
/usr/src/debug/kdelibs-4.5.1/kdeui/kernel/kapplication.cpp:310
#26 0x00007fda17249e4c in QCoreApplication::notifyInternal (this=0x67b640,
receiver=0xee4420, event=0x7fffcdfff880) at kernel/qcoreapplication.cpp:726
#27 0x00007fda1642271b in sendSpontaneousEvent (act=<value optimized out>) at
../../src/corelib/kernel/qcoreapplication.h:218
#28 QApplication::setActiveWindow (act=<value optimized out>) at
kernel/qapplication.cpp:2452
#29 0x00007fda16498e6b in QApplication::x11ProcessEvent (this=0x67b640,
event=0x7fffcdffff60) at kernel/qapplication_x11.cpp:3432
#30 0x00007fda164bf492 in x11EventSourceDispatch (s=0x689c70, callback=0,
user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#31 0x00007fda12dd2a93 in g_main_context_dispatch () from
/usr/lib64/libglib-2.0.so.0
#32 0x00007fda12dd3270 in ?? () from /usr/lib64/libglib-2.0.so.0
#33 0x00007fda12dd3510 in g_main_context_iteration () from
/usr/lib64/libglib-2.0.so.0
#34 0x00007fda1727267f in QEventDispatcherGlib::processEvents (this=0x67c070,
flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#35 0x00007fda164bf14e in QGuiEventDispatcherGlib::processEvents (this=<value
optimized out>, flags=<value optimized out>) at
kernel/qguieventdispatcher_glib.cpp:204
#36 0x00007fda17249292 in QEventLoop::processEvents (this=<value optimized
out>, flags=...) at kernel/qeventloop.cpp:149
#37 0x00007fda17249495 in QEventLoop::exec (this=0x7fffce000280, flags=...) at
kernel/qeventloop.cpp:201
#38 0x00007fda1724d88b in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1003
#39 0x00007fda078461fb in kdemain (argc=1, argv=0x675970) at
/usr/src/debug/kdebase-workspace-4.5.1/plasma/desktop/shell/main.cpp:118
#40 0x00000000004074a9 in _start ()

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