Bug 325604

Application: plasma-desktop (4.11.1)
KDE Platform Version: 4.11.1
Qt Version: 4.8.5
Operating System: Linux 3.11.1-28.gfeffbf9-desktop x86_64
Distribution: "openSUSE 12.3 (x86_64)"

-- Information about the crash:
- What I was doing when the application crashed:
I started an instance of a program, started a second one, right-clicked on the task bar symbol before the second instance showed up (as grouped item) and clicked close.

-- Backtrace:
Application: Plasma-Desktop-Umgebung (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f8d800d8780 (LWP 3305))]

Thread 3 (Thread 0x7f8d627af700 (LWP 3320)):
#0  0x00007f8d7e993964 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f8d72c9ffa7 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7f8d72fad660 <QTWTF::pageheap_memory>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007f8d72c9ffd9 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007f8d7e98fe0f in start_thread () from /lib64/libpthread.so.0
#4  0x00007f8d7d70144d in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f8cd71c7700 (LWP 3327)):
#0  0x00007f8d7d6f84ed in poll () from /lib64/libc.so.6
#1  0x00007f8d7a60bdfc in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f8d7a60bf24 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f8d7ed545d6 in QEventDispatcherGlib::processEvents (this=0x7f8cd00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:427
#4  0x00007f8d7ed24bef in QEventLoop::processEvents (this=this@entry=0x7f8cd71c6dd0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f8d7ed24e78 in QEventLoop::exec (this=0x7f8cd71c6dd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f8d7ec27110 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:536
#7  0x00007f8d7ed053af in QInotifyFileSystemWatcherEngine::run (this=0x300a4a0) at io/qfilesystemwatcher_inotify.cpp:256
#8  0x00007f8d7ec2a0ec in QThreadPrivate::start (arg=0x300a4a0) at thread/qthread_unix.cpp:338
#9  0x00007f8d7e98fe0f in start_thread () from /lib64/libpthread.so.0
#10 0x00007f8d7d70144d in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f8d800d8780 (LWP 3305)):
[KCrash Handler]
#6  QTimer::start (this=0x0, msec=800) at kernel/qtimer.cpp:233
#7  0x00007f8ce0d2fb62 in MouseEventListener::sceneEventFilter (this=0x44cffb0, item=0x58f8580, event=0x7fffbb007ea0) at /usr/src/debug/kde-runtime-4.11.1/plasma/declarativeimports/qtextracomponents/mouseeventlistener.cpp:183
#8  0x00007f8d7e48e955 in QGraphicsScenePrivate::filterDescendantEvent (this=this@entry=0x2645560, item=item@entry=0x58f8580, event=event@entry=0x7fffbb007ea0) at graphicsview/qgraphicsscene.cpp:1159
#9  0x00007f8d7e493f0e in QGraphicsScenePrivate::sendEvent (this=0x2645560, item=0x58f8580, event=0x7fffbb007ea0) at graphicsview/qgraphicsscene.cpp:1211
#10 0x00007f8d7e494b30 in sendMouseEvent (mouseEvent=0x7fffbb007ea0, this=0x2645560) at graphicsview/qgraphicsscene.cpp:1295
#11 QGraphicsScenePrivate::sendMouseEvent (this=0x2645560, mouseEvent=0x7fffbb007ea0) at graphicsview/qgraphicsscene.cpp:1274
#12 0x00007f8d7e49acd6 in QGraphicsScenePrivate::mousePressEventHandler (this=this@entry=0x2645560, mouseEvent=mouseEvent@entry=0x7fffbb007ea0) at graphicsview/qgraphicsscene.cpp:1422
#13 0x00007f8d7e49b1df in QGraphicsScene::mousePressEvent (this=<optimized out>, mouseEvent=0x7fffbb007ea0) at graphicsview/qgraphicsscene.cpp:4074
#14 0x00007f8d7e4a82ba in QGraphicsScene::event (this=0x2684260, event=0x7fffbb007ea0) at graphicsview/qgraphicsscene.cpp:3455
#15 0x00007f8d7deae92c in QApplicationPrivate::notify_helper (this=this@entry=0x24e7fd0, receiver=receiver@entry=0x2684260, e=e@entry=0x7fffbb007ea0) at kernel/qapplication.cpp:4562
#16 0x00007f8d7deb2dab in QApplication::notify (this=0x24dc690, receiver=0x2684260, e=0x7fffbb007ea0) at kernel/qapplication.cpp:4423
#17 0x00007f8d7fad0f76 in KApplication::notify (this=0x24dc690, receiver=0x2684260, event=0x7fffbb007ea0) at /usr/src/debug/kdelibs-4.11.1/kdeui/kernel/kapplication.cpp:311
#18 0x00007f8d7ed25f3e in QCoreApplication::notifyInternal (this=0x24dc690, receiver=0x2684260, event=0x7fffbb007ea0) at kernel/qcoreapplication.cpp:949
#19 0x00007f8d7e4b91d1 in QGraphicsView::mousePressEvent (this=0x3b863b0, event=0x7fffbb0087d0) at graphicsview/qgraphicsview.cpp:3164
#20 0x00007f8d7defe3e0 in QWidget::event (this=0x3b863b0, event=0x7fffbb0087d0) at kernel/qwidget.cpp:8372
#21 0x00007f8d7e2a9a16 in QFrame::event (this=0x3b863b0, e=0x7fffbb0087d0) at widgets/qframe.cpp:557
#22 0x00007f8d7e4c1a1b in QGraphicsView::viewportEvent (this=0x3b863b0, event=0x7fffbb0087d0) at graphicsview/qgraphicsview.cpp:2866
#23 0x00007f8d7ed260a6 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<optimized out>, receiver=0x3b98470, event=0x7fffbb0087d0) at kernel/qcoreapplication.cpp:1059
#24 0x00007f8d7deae8fc in QApplicationPrivate::notify_helper (this=this@entry=0x24e7fd0, receiver=receiver@entry=0x3b98470, e=e@entry=0x7fffbb0087d0) at kernel/qapplication.cpp:4558
#25 0x00007f8d7deb360b in QApplication::notify (this=<optimized out>, receiver=0x3b98470, e=0x7fffbb0087d0) at kernel/qapplication.cpp:4105
#26 0x00007f8d7fad0f76 in KApplication::notify (this=0x24dc690, receiver=0x3b98470, event=0x7fffbb0087d0) at /usr/src/debug/kdelibs-4.11.1/kdeui/kernel/kapplication.cpp:311
#27 0x00007f8d7ed25f3e in QCoreApplication::notifyInternal (this=0x24dc690, receiver=0x3b98470, event=0x7fffbb0087d0) at kernel/qcoreapplication.cpp:949
#28 0x00007f8d7deaf76b in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../src/corelib/kernel/qcoreapplication.h:231
#29 QApplicationPrivate::sendMouseEvent (receiver=0x3b98470, event=0x7fffbb0087d0, alienWidget=0x3b98470, nativeWidget=0x3b863b0, buttonDown=0x7f8d7e984288 <qt_button_down>, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3173
#30 0x00007f8d7df2a074 in QETWidget::translateMouseEvent (this=this@entry=0x3b863b0, event=event@entry=0x7fffbb008f40) at kernel/qapplication_x11.cpp:4528
#31 0x00007f8d7df28e01 in QApplication::x11ProcessEvent (this=0x24dc690, event=0x7fffbb008f40) at kernel/qapplication_x11.cpp:3651
#32 0x00007f8d7df4f192 in x11EventSourceDispatch (s=0x24e3dc0, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#33 0x00007f8d7a60bb25 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#34 0x00007f8d7a60be68 in ?? () from /usr/lib64/libglib-2.0.so.0
#35 0x00007f8d7a60bf24 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#36 0x00007f8d7ed545b6 in QEventDispatcherGlib::processEvents (this=0x24e38f0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#37 0x00007f8d7df4ee0e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#38 0x00007f8d7ed24bef in QEventLoop::processEvents (this=this@entry=0x7fffbb009310, flags=...) at kernel/qeventloop.cpp:149
#39 0x00007f8d7ed24e78 in QEventLoop::exec (this=0x7fffbb009310, flags=...) at kernel/qeventloop.cpp:204
#40 0x00007f8d7ed29bb8 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1221
#41 0x00007f8d6c7ef9c1 in kdemain (argc=1, argv=0x23fb5b0) at /usr/src/debug/kde-workspace-4.11.1/plasma/desktop/shell/main.cpp:126
#42 0x000000000040889a in _start ()

The reporter indicates this bug may be a duplicate of or related to bug 325079.

Possible duplicates by query: bug 325079.

Reported using DrKonqi