Application: plasma-desktop (4.11.5)
KDE Platform Version: 4.11.5 (Compiled from sources)
Qt Version: 4.8.4
Operating System: Linux 3.11.0-12-generic i686
Distribution: Linux Mint 16 Petra

-- Information about the crash:
Je fermais les fenêtres, et quand j'allume mon pc je dois faire shift +ctrl+f12, car le pointeur de ma souris bouge le fond d'écran.

The crash can be reproduced every time.

-- Backtrace:
Application: Outil de gestion de fenêtres Plasma (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xaf2d8740 (LWP 2141))]

Thread 3 (Thread 0xab31cb40 (LWP 2142)):
#0  0xb77b4424 in __kernel_vsyscall ()
#1  0xb216b84b in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb766b9bc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb316def2 in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#4  0xb316df3f in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#5  0xb2167d78 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0xb765e01e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 2 (Thread 0xa31ffb40 (LWP 2145)):
#0  0xb77b4424 in __kernel_vsyscall ()
#1  0xb764ea0b in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0xb2061a4b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb2052b68 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb2052ca8 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb60c78df in QEventDispatcherGlib::processEvents (this=0xa2800480, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0xb60969f3 in QEventLoop::processEvents (this=this@entry=0xa31ff228, flags=...) at kernel/qeventloop.cpp:149
#7  0xb6096d19 in QEventLoop::exec (this=this@entry=0xa31ff228, flags=...) at kernel/qeventloop.cpp:204
#8  0xb5f85e3d in QThread::exec (this=this@entry=0xa225b60) at thread/qthread.cpp:542
#9  0xb6076e14 in QInotifyFileSystemWatcherEngine::run (this=0xa225b60) at io/qfilesystemwatcher_inotify.cpp:265
#10 0xb5f8872f in QThreadPrivate::start (arg=0xa225b60) at thread/qthread_unix.cpp:338
#11 0xb2167d78 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0xb765e01e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xaf2d8740 (LWP 2141)):
[KCrash Handler]
#7  0xb60aa54d in QObject::killTimer (this=this@entry=0xb73d478, id=2) at kernel/qobject.cpp:1602
#8  0xb60b6618 in QTimer::stop (this=this@entry=0xb73d478) at kernel/qtimer.cpp:266
#9  0xb60b66d2 in QTimer::start (this=this@entry=0xb73d478) at kernel/qtimer.cpp:216
#10 0xb60b6732 in QTimer::start (this=0xb73d478, msec=msec@entry=800) at kernel/qtimer.cpp:234
#11 0xab4df679 in MouseEventListener::sceneEventFilter (this=0xb56aef8, item=0xb3c1e78, event=0xbf8b9630) at ../../../../plasma/declarativeimports/qtextracomponents/mouseeventlistener.cpp:184
#12 0xb5c17db3 in QGraphicsScenePrivate::filterDescendantEvent (this=this@entry=0x9b7de30, item=item@entry=0xb3c1e78, event=event@entry=0xbf8b9630) at graphicsview/qgraphicsscene.cpp:1159
#13 0xb5c1cb08 in QGraphicsScenePrivate::sendEvent (this=0x9b7de30, item=0xb3c1e78, event=0xbf8b9630) at graphicsview/qgraphicsscene.cpp:1211
#14 0xb5c1d0b6 in QGraphicsScenePrivate::sendMouseEvent (this=0x9b7de30, mouseEvent=0xbf8b9630) at graphicsview/qgraphicsscene.cpp:1295
#15 0xb5c28037 in QGraphicsScenePrivate::mousePressEventHandler (this=this@entry=0x9b7de30, mouseEvent=mouseEvent@entry=0xbf8b9630) at graphicsview/qgraphicsscene.cpp:1422
#16 0xb5c28537 in QGraphicsScene::mousePressEvent (this=0x9b7e998, mouseEvent=0xbf8b9630) at graphicsview/qgraphicsscene.cpp:4074
#17 0xb5c31f4f in QGraphicsScene::event (this=0x9b7e998, event=0xbf8b9630) at graphicsview/qgraphicsscene.cpp:3455
#18 0xb55a8744 in QApplicationPrivate::notify_helper (this=0x9b458c8, receiver=0x9b7e998, e=0xbf8b9630) at kernel/qapplication.cpp:4567
#19 0xb55af223 in QApplication::notify (this=0x9b1da68, receiver=receiver@entry=0x9b7e998, e=e@entry=0xbf8b9630) at kernel/qapplication.cpp:4353
#20 0xb670bff4 in KApplication::notify (this=0x9b1da68, receiver=0x9b7e998, event=0xbf8b9630) at ../../kdeui/kernel/kapplication.cpp:311
#21 0xb6097eda in QCoreApplication::notifyInternal (this=0x9b1da68, receiver=receiver@entry=0x9b7e998, event=event@entry=0xbf8b9630) at kernel/qcoreapplication.cpp:946
#22 0xb55a6bcd in sendSpontaneousEvent (event=0xbf8b9630, receiver=0x9b7e998) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#23 qt_sendSpontaneousEvent (receiver=0x9b7e998, event=event@entry=0xbf8b9630) at kernel/qapplication.cpp:5565
#24 0xb5c4b6e5 in QGraphicsView::mousePressEvent (this=0xa7598a8, event=0xbf8b9b24) at graphicsview/qgraphicsview.cpp:3164
#25 0xb5601f93 in QWidget::event (this=this@entry=0xa7598a8, event=event@entry=0xbf8b9b24) at kernel/qwidget.cpp:8371
#26 0xb5a06fcc in QFrame::event (this=this@entry=0xa7598a8, e=e@entry=0xbf8b9b24) at widgets/qframe.cpp:557
#27 0xb5a95318 in QAbstractScrollArea::viewportEvent (this=this@entry=0xa7598a8, e=e@entry=0xbf8b9b24) at widgets/qabstractscrollarea.cpp:1043
#28 0xb5c4c627 in QGraphicsView::viewportEvent (this=<optimized out>, event=<optimized out>) at graphicsview/qgraphicsview.cpp:2866
#29 0xb5a95596 in viewportEvent (event=0xbf8b9b24, this=<optimized out>) at widgets/qabstractscrollarea_p.h:100
#30 QAbstractScrollAreaFilter::eventFilter (this=0xa727cb8, o=0xa756fe0, e=0xbf8b9b24) at widgets/qabstractscrollarea_p.h:116
#31 0xb609804e in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=this@entry=0x9b458c8, receiver=receiver@entry=0xa756fe0, event=event@entry=0xbf8b9b24) at kernel/qcoreapplication.cpp:1056
#32 0xb55a8721 in QApplicationPrivate::notify_helper (this=0x9b458c8, receiver=receiver@entry=0xa756fe0, e=0xbf8b9b24) at kernel/qapplication.cpp:4563
#33 0xb55b0df8 in QApplication::notify (this=0x9b1da68, receiver=receiver@entry=0xa756fe0, e=e@entry=0xbf8b9b24) at kernel/qapplication.cpp:4110
#34 0xb670bff4 in KApplication::notify (this=0x9b1da68, receiver=0xa756fe0, event=0xbf8b9b24) at ../../kdeui/kernel/kapplication.cpp:311
#35 0xb6097eda in QCoreApplication::notifyInternal (this=0x9b1da68, receiver=receiver@entry=0xa756fe0, event=event@entry=0xbf8b9b24) at kernel/qcoreapplication.cpp:946
#36 0xb55aeaa3 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#37 QApplicationPrivate::sendMouseEvent (receiver=receiver@entry=0xa756fe0, event=0xbf8b9b24, alienWidget=0xa756fe0, nativeWidget=0xa7598a8, buttonDown=buttonDown@entry=0xb5f1dcc4 <qt_button_down>, lastMouseReceiver=..., spontaneous=spontaneous@entry=true) at kernel/qapplication.cpp:3178
#38 0xb56324e8 in QETWidget::translateMouseEvent (this=0xa7598a8, event=event@entry=0xbf8b9d4c) at kernel/qapplication_x11.cpp:4631
#39 0xb5631c05 in QApplication::x11ProcessEvent (this=0x9b1da68, event=event@entry=0xbf8b9d4c) at kernel/qapplication_x11.cpp:3624
#40 0xb565d274 in x11EventSourceDispatch (s=0x9b44080, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#41 0xb205283e in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#42 0xb2052be8 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#43 0xb2052ca8 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#44 0xb60c78bf in QEventDispatcherGlib::processEvents (this=this@entry=0x9a6fea8, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#45 0xb565d32e in QGuiEventDispatcherGlib::processEvents (this=0x9a6fea8, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#46 0xb60969f3 in QEventLoop::processEvents (this=this@entry=0xbf8ba008, flags=...) at kernel/qeventloop.cpp:149
#47 0xb6096d19 in QEventLoop::exec (this=this@entry=0xbf8ba008, flags=...) at kernel/qeventloop.cpp:204
#48 0xb609c89e in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#49 0xb55a6974 in QApplication::exec () at kernel/qapplication.cpp:3828
#50 0xb7771d07 in kdemain () from /usr/lib/kde4/libkdeinit/libkdeinit4_plasma-desktop.so
#51 0x0804855b in ?? ()
#52 0xb7585905 in __libc_start_main () from /lib/i386-linux-gnu/libc.so.6
#53 0x0804857e in _start ()

Possible duplicates by query: bug 332742, bug 331658, bug 331115, bug 330766, bug 330109.

Reported using DrKonqi