Bug 308985

Application: plasma-desktop (0.4)
KDE Platform Version: 4.9.2
Qt Version: 4.8.3
Operating System: Linux 3.5.0-18-generic x86_64
Distribution: Ubuntu 12.10

-- Information about the crash:
désactivation/reactivation de "services du système" et/ou "contrpole du matériel" dans les miniatures

-- Backtrace:
Application: Outil de gestion de fenêtres Plasma (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fae2203f780 (LWP 2293))]

Thread 4 (Thread 0x7fadf878c700 (LWP 2350)):
#0  0x00007fae15599930 in pthread_mutex_unlock@plt () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fae15604c61 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fae155c7c5c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fae155c7ea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fae1e5d6c16 in QEventDispatcherGlib::processEvents (this=0x7fadf00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#5  0x00007fae1e5a72bf in QEventLoop::processEvents (this=this@entry=0x7fadf878bdd0, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fae1e5a7548 in QEventLoop::exec (this=0x7fadf878bdd0, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007fae1e4a8b10 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#8  0x00007fae1e5879af in QInotifyFileSystemWatcherEngine::run (this=0x2c84e50) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007fae1e4abaec in QThreadPrivate::start (arg=0x2c84e50) at thread/qthread_unix.cpp:338
#10 0x00007fae15cc6e9a in start_thread (arg=0x7fadf878c700) at pthread_create.c:308
#11 0x00007fae21930cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fadf717b700 (LWP 2351)):
#0  0x00007fae21925303 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fae155c7d84 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fae155c7ea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fae1e5d6c16 in QEventDispatcherGlib::processEvents (this=0x7fade80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007fae1e5a72bf in QEventLoop::processEvents (this=this@entry=0x7fadf717add0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fae1e5a7548 in QEventLoop::exec (this=0x7fadf717add0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fae1e4a8b10 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007fae1e5879af in QInotifyFileSystemWatcherEngine::run (this=0x2d19e50) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fae1e4abaec in QThreadPrivate::start (arg=0x2d19e50) at thread/qthread_unix.cpp:338
#9  0x00007fae15cc6e9a in start_thread (arg=0x7fadf717b700) at pthread_create.c:308
#10 0x00007fae21930cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fadf6035700 (LWP 2355)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fae1b62dcd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007fae1b62dd09 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007fae15cc6e9a in start_thread (arg=0x7fadf6035700) at pthread_create.c:308
#4  0x00007fae21930cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fae2203f780 (LWP 2293)):
[KCrash Handler]
#6  QGraphicsLayoutItem::graphicsItem (this=this@entry=0x0) at graphicsview/qgraphicslayoutitem.cpp:981
#7  0x00007fae1df2b8e1 in QGraphicsLayoutItemPrivate::hasHeightForWidth (this=<optimized out>) at graphicsview/qgraphicslayoutitem.cpp:352
#8  0x00007fae1df713a1 in QGridLayoutItem::hasDynamicConstraint (this=0x5c00ac0) at graphicsview/qgridlayoutengine.cpp:576
#9  0x00007fae1df72540 in QGridLayoutEngine::ensureDynamicConstraint (this=0x1b45c70) at graphicsview/qgridlayoutengine.cpp:1666
#10 0x00007fae1df725e9 in QGridLayoutEngine::hasDynamicConstraint (this=this@entry=0x1b45c70) at graphicsview/qgridlayoutengine.cpp:1686
#11 0x00007fae1df75e73 in QGridLayoutEngine::sizeHint (this=0x1b45c70, styleInfo=..., which=Qt::MaximumSize, constraint=...) at graphicsview/qgridlayoutengine.cpp:1143
#12 0x00007fae1df00549 in QGraphicsGridLayout::sizeHint (this=<optimized out>, which=Qt::MaximumSize, constraint=...) at graphicsview/qgraphicsgridlayout.cpp:670
#13 0x00007fae1df2ab33 in QGraphicsLayoutItemPrivate::effectiveSizeHints (this=0x1b45b60, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:235
#14 0x00007fae1df2b37a in QGraphicsLayoutItem::effectiveSizeHint (this=<optimized out>, which=Qt::MaximumSize, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:879
#15 0x00007fae1df67e3d in QGraphicsWidget::sizeHint (this=<optimized out>, which=<optimized out>, constraint=...) at graphicsview/qgraphicswidget.cpp:743
#16 0x00007fae1df2ab33 in QGraphicsLayoutItemPrivate::effectiveSizeHints (this=0x1b47390, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:235
#17 0x00007fae1df2b37a in QGraphicsLayoutItem::effectiveSizeHint (this=<optimized out>, which=Qt::PreferredSize, constraint=...) at graphicsview/qgraphicslayoutitem.cpp:879
#18 0x00007fae06571015 in SystemTray::TaskArea::adjustHiddenTasksWidget (this=this@entry=0x1a9a360) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:453
#19 0x00007fae0657283c in SystemTray::TaskArea::addWidgetForTask (this=this@entry=0x1a9a360, task=0x460a170) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:321
#20 0x00007fae06572d0b in SystemTray::TaskArea::syncTasks (this=0x1a9a360, tasks=...) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:185
#21 0x00007fae06569f89 in SystemTray::Applet::configChanged (this=0x1aea730) at ../../../../../plasma/generic/applets/systemtray/ui/applet.cpp:208
#22 0x00007fae21431658 in Plasma::AppletPrivate::configDialogFinished (this=0x1b45280) at ../../plasma/applet.cpp:2166
#23 0x00007fae214350ce in qt_static_metacall (_a=<optimized out>, _id=<optimized out>, _o=<optimized out>, _c=<optimized out>) at ./applet.moc:199
#24 Plasma::Applet::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./applet.moc:154
#25 0x00007fae1e5bdf5f in QMetaObject::activate (sender=0x543d690, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#26 0x00007fae1f1c1ed7 in KDialog::slotButtonClicked (this=0x543d690, button=8) at ../../kdeui/dialogs/kdialog.cpp:888
#27 0x00007fae1f1c2414 in qt_static_metacall (_a=<optimized out>, _id=<optimized out>, _o=<optimized out>, _c=<optimized out>) at ./kdialog.moc:167
#28 KDialog::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./kdialog.moc:127
#29 0x00007fae1e5bdf5f in QMetaObject::activate (sender=0x53f58c0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff51342fa0) at kernel/qobject.cpp:3547
#30 0x00007fae1e5c3e2e in QSignalMapper::mapped (this=this@entry=0x53f58c0, _t1=8) at .moc/release-shared/moc_qsignalmapper.cpp:115
#31 0x00007fae1e5c4035 in QSignalMapper::map (this=0x53f58c0, sender=0x197c1d0) at kernel/qsignalmapper.cpp:266
#32 0x00007fae1e5bdf5f in QMetaObject::activate (sender=0x197c1d0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff51343130) at kernel/qobject.cpp:3547
#33 0x00007fae1dfba422 in QAbstractButton::clicked (this=<optimized out>, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:220
#34 0x00007fae1dd0dd2e in QAbstractButtonPrivate::emitClicked (this=this@entry=0x56f1ed0) at widgets/qabstractbutton.cpp:548
#35 0x00007fae1dd0e560 in QAbstractButtonPrivate::click (this=this@entry=0x56f1ed0) at widgets/qabstractbutton.cpp:541
#36 0x00007fae1dd0e7cc in QAbstractButton::mouseReleaseEvent (this=0x197c1d0, e=0x7fff513439d0) at widgets/qabstractbutton.cpp:1123
#37 0x00007fae1d99f850 in QWidget::event (this=0x197c1d0, event=0x7fff513439d0) at kernel/qwidget.cpp:8371
#38 0x00007fae1d94fe9c in QApplicationPrivate::notify_helper (this=this@entry=0x18026b0, receiver=receiver@entry=0x197c1d0, e=e@entry=0x7fff513439d0) at kernel/qapplication.cpp:4562
#39 0x00007fae1d954b6b in QApplication::notify (this=<optimized out>, receiver=0x197c1d0, e=0x7fff513439d0) at kernel/qapplication.cpp:4105
#40 0x00007fae1f2611d6 in KApplication::notify (this=0x17a9330, receiver=0x197c1d0, event=0x7fff513439d0) at ../../kdeui/kernel/kapplication.cpp:311
#41 0x00007fae1e5a856e in QCoreApplication::notifyInternal (this=0x17a9330, receiver=0x197c1d0, event=0x7fff513439d0) at kernel/qcoreapplication.cpp:915
#42 0x00007fae1d950cd3 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#43 QApplicationPrivate::sendMouseEvent (receiver=0x197c1d0, event=0x7fff513439d0, alienWidget=0x197c1d0, nativeWidget=0x543d690, buttonDown=0x7fae1e42c308 <qt_button_down>, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3173
#44 0x00007fae1d9ce554 in QETWidget::translateMouseEvent (this=this@entry=0x543d690, event=event@entry=0x7fff51344150) at kernel/qapplication_x11.cpp:4622
#45 0x00007fae1d9cd44f in QApplication::x11ProcessEvent (this=0x17a9330, event=0x7fff51344150) at kernel/qapplication_x11.cpp:3737
#46 0x00007fae1d9f4fa2 in x11EventSourceDispatch (s=0x1811470, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#47 0x00007fae155c7ab5 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#48 0x00007fae155c7de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#49 0x00007fae155c7ea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#50 0x00007fae1e5d6bf6 in QEventDispatcherGlib::processEvents (this=0x176dad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#51 0x00007fae1d9f4c1e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#52 0x00007fae1e5a72bf in QEventLoop::processEvents (this=this@entry=0x7fff51344520, flags=...) at kernel/qeventloop.cpp:149
#53 0x00007fae1e5a7548 in QEventLoop::exec (this=0x7fff51344520, flags=...) at kernel/qeventloop.cpp:204
#54 0x00007fae1e5ac708 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1187
#55 0x00007fae21c37035 in kdemain (argc=1, argv=0x7fff51344818) at ../../../../plasma/desktop/shell/main.cpp:120
#56 0x00007fae2185e76d in __libc_start_main (main=0x4006a0 <main(int, char**)>, argc=1, ubp_av=0x7fff51344818, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff51344808) at libc-start.c:226
#57 0x00000000004006d1 in _start ()

Possible duplicates by query: bug 297984, bug 292431, bug 292119, bug 291307, bug 291246.

Reported using DrKonqi