Bug 293950

Application: kcmshell4 ()
KDE Platform Version: 4.8.00 (4.8.0
Qt Version: 4.7.4
Operating System: Linux 3.0.0-16-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed:
When entering the global shortcuts in system settings, after saving the shortcuts, the application crashed.

The crash can be reproduced every time.

-- Backtrace:
Application: Módulo de controle do KDE (kcmshell4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f36440be780 (LWP 6466))]

Thread 2 (Thread 0x7f36313db700 (LWP 6475)):
#0  0x00007f3643a05773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f363e495f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f363e496429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f364263af3e in QEventDispatcherGlib::processEvents (this=0x15bd9e0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f364260ecf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f364260eef7 in QEventLoop::exec (this=0x7f36313dadd0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f364252627f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007f36425f1cbf in QInotifyFileSystemWatcherEngine::run (this=0x171f300) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f3642528d05 in QThreadPrivate::start (arg=0x171f300) at thread/qthread_unix.cpp:331
#9  0x00007f363f3bcefc in start_thread (arg=0x7f36313db700) at pthread_create.c:304
#10 0x00007f3643a1189d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f36440be780 (LWP 6466)):
[KCrash Handler]
#6  isWidgetType (this=0x0) at ../../include/QtCore/../../src/corelib/kernel/qobject.h:156
#7  QWidget::ensurePolished (this=0x130c6e0) at kernel/qwidget.cpp:9638
#8  0x00007f3641a0ba44 in QWidgetPrivate::activateChildLayoutsRecursively (this=0x1186d60) at kernel/qwidget.cpp:7390
#9  0x00007f3641a0ba6c in QWidgetPrivate::activateChildLayoutsRecursively (this=0x114d4d0) at kernel/qwidget.cpp:7403
#10 0x00007f3641a0ba6c in QWidgetPrivate::activateChildLayoutsRecursively (this=0x1102400) at kernel/qwidget.cpp:7403
#11 0x00007f3641a0ba6c in QWidgetPrivate::activateChildLayoutsRecursively (this=0x10faba0) at kernel/qwidget.cpp:7403
#12 0x00007f3641a0dad0 in QWidgetPrivate::prepareToRender (this=0x1702420, region=..., renderFlags=...) at kernel/qwidget.cpp:5334
#13 0x00007f3641a0dd24 in QWidgetPrivate::render (this=0x1702420, target=0x7fff9d1ff400, targetOffset=..., sourceRegion=<optimized out>, renderFlags=..., readyToRender=<optimized out>) at kernel/qwidget.cpp:5597
#14 0x00007f3641a0e059 in QWidget::render (this=<optimized out>, target=<optimized out>, targetOffset=<optimized out>, sourceRegion=<optimized out>, renderFlags=<optimized out>) at kernel/qwidget.cpp:5127
#15 0x00007f3638a95797 in Oxygen::TransitionWidget::grabWidget (this=<optimized out>, pixmap=..., widget=0x1610900, rect=<optimized out>) at ../../../kstyles/oxygen/transitions/oxygentransitionwidget.cpp:258
#16 0x00007f3638a96336 in Oxygen::TransitionWidget::grab (this=0x1320280, widget=0x1610900, rect=...) at ../../../kstyles/oxygen/transitions/oxygentransitionwidget.cpp:93
#17 0x00007f3638a937f9 in initializeAnimation (this=0x1185c60) at ../../../kstyles/oxygen/transitions/oxygenstackedwidgetdata.cpp:79
#18 Oxygen::StackedWidgetData::initializeAnimation (this=0x1185c60) at ../../../kstyles/oxygen/transitions/oxygenstackedwidgetdata.cpp:53
#19 0x00007f3638a93579 in Oxygen::StackedWidgetData::animate (this=0x1185c60) at ../../../kstyles/oxygen/transitions/oxygenstackedwidgetdata.cpp:101
#20 0x00007f3638a934bd in Oxygen::StackedWidgetData::qt_metacall (this=0x1185c60, _c=QMetaObject::InvokeMetaMethod, _id=1, _a=0x7fff9d1ff600) at ./oxygenstackedwidgetdata.moc:79
#21 0x00007f3642622eba in QMetaObject::activate (sender=0x120c300, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff9d1ff600) at kernel/qobject.cpp:3278
#22 0x00007f364203563e in QStackedWidget::currentChanged (this=<optimized out>, _t1=1) at .moc/release-shared/moc_qstackedwidget.cpp:131
#23 0x00007f36420357de in QStackedWidget::qt_metacall (this=0x120c300, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0x7fff9d1ff710) at .moc/release-shared/moc_qstackedwidget.cpp:88
#24 0x00007f3642622eba in QMetaObject::activate (sender=0x120af90, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff9d1ff710) at kernel/qobject.cpp:3278
#25 0x00007f364202d421 in QStackedLayout::currentChanged (this=<optimized out>, _t1=1) at .moc/release-shared/moc_qstackedlayout.cpp:147
#26 0x00007f36419f4cc3 in QStackedLayout::takeAt (this=0x120af90, index=1) at kernel/qstackedlayout.cpp:265
#27 0x00007f36419e7fcf in removeWidgetRecursively (li=<optimized out>, w=0x16171d0) at kernel/qlayout.cpp:661
#28 0x00007f36419bf431 in notify_helper (e=0x7fff9d1ffb00, receiver=0x120c300, this=0xf78c70) at kernel/qapplication.cpp:4477
#29 QApplicationPrivate::notify_helper (this=0xf78c70, receiver=0x120c300, e=0x7fff9d1ffb00) at kernel/qapplication.cpp:4458
#30 0x00007f36419c42e1 in QApplication::notify (this=0x7fff9d201d90, receiver=0x120c300, e=0x7fff9d1ffb00) at kernel/qapplication.cpp:4365
#31 0x00007f36432bfae6 in KApplication::notify (this=0x7fff9d201d90, receiver=0x120c300, event=0x7fff9d1ffb00) at ../../kdeui/kernel/kapplication.cpp:311
#32 0x00007f364260fafc in QCoreApplication::notifyInternal (this=0x7fff9d201d90, receiver=0x120c300, event=0x7fff9d1ffb00) at kernel/qcoreapplication.cpp:787
#33 0x00007f3642624f72 in sendEvent (event=0x7fff9d1ffb00, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#34 QObjectPrivate::setParent_helper (this=0x161a720, o=0x0) at kernel/qobject.cpp:1981
#35 0x00007f3642627379 in QObject::~QObject (this=0x16171d0, __in_chrg=<optimized out>) at kernel/qobject.cpp:954
#36 0x00007f3641a0b1b2 in QWidget::~QWidget (this=0x16171d0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1528
#37 0x00007f3643242de9 in KShortcutsEditor::~KShortcutsEditor (this=0x16171d0, __in_chrg=<optimized out>) at ../../kdeui/dialogs/kshortcutseditor.cpp:77
#38 0x00007f3633dc1bbc in ComponentData::~ComponentData (this=<optimized out>, __in_chrg=<optimized out>) at ../../../kcontrol/keys/kglobalshortcutseditor.cpp:99
#39 0x00007f3633dc582a in qDeleteAll<QHash<QString, ComponentData*>::const_iterator> (end=<optimized out>, begin=<optimized out>) at /usr/include/qt4/QtCore/qalgorithms.h:322
#40 qDeleteAll<QHash<QString, ComponentData*> > (c=<optimized out>) at /usr/include/qt4/QtCore/qalgorithms.h:330
#41 KGlobalShortcutsEditor::~KGlobalShortcutsEditor (this=0x130c990, __in_chrg=<optimized out>) at ../../../kcontrol/keys/kglobalshortcutseditor.cpp:196
#42 0x00007f3633dc58b9 in KGlobalShortcutsEditor::~KGlobalShortcutsEditor (this=0x130c990, __in_chrg=<optimized out>) at ../../../kcontrol/keys/kglobalshortcutseditor.cpp:198
#43 0x00007f3642621d75 in QObjectPrivate::deleteChildren (this=0x130ce60) at kernel/qobject.cpp:1955
#44 0x00007f3641a0b12a in QWidget::~QWidget (this=0x130c6e0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1651
#45 0x00007f3633dc8b09 in GlobalShortcutsModule::~GlobalShortcutsModule (this=0x130c6e0, __in_chrg=<optimized out>) at ../../../kcontrol/keys/globalshortcuts.cpp:54
#46 0x00007f3643710314 in KCModuleProxy::deleteClient (this=<optimized out>) at ../../kutils/kcmoduleproxy.cpp:219
#47 0x00007f364370d95c in KCMultiDialogPrivate::_k_dialogClosed (this=0x10fa910) at ../../kutils/kcmultidialog.cpp:201
#48 0x00007f364370e82d in KCMultiDialog::qt_metacall (this=0x10fa830, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff9d1ffe60) at ./kcmultidialog.moc:100
#49 0x00007f3643cd4550 in KCMShellMultiDialog::qt_metacall (this=0x10fa830, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff9d1ffe60) at ./main.moc:130
#50 0x00007f3642622eba in QMetaObject::activate (sender=0x10fa830, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3278
#51 0x00007f3641a0ffaf in QWidget::event (this=0x10fa830, event=0x7fff9d200450) at kernel/qwidget.cpp:8506
#52 0x00007f36419bf474 in notify_helper (e=0x7fff9d200450, receiver=0x10fa830, this=0xf78c70) at kernel/qapplication.cpp:4486
#53 QApplicationPrivate::notify_helper (this=0xf78c70, receiver=0x10fa830, e=0x7fff9d200450) at kernel/qapplication.cpp:4458
#54 0x00007f36419c42e1 in QApplication::notify (this=0x7fff9d201d90, receiver=0x10fa830, e=0x7fff9d200450) at kernel/qapplication.cpp:4365
#55 0x00007f36432bfae6 in KApplication::notify (this=0x7fff9d201d90, receiver=0x10fa830, event=0x7fff9d200450) at ../../kdeui/kernel/kapplication.cpp:311
#56 0x00007f364260fafc in QCoreApplication::notifyInternal (this=0x7fff9d201d90, receiver=0x10fa830, event=0x7fff9d200450) at kernel/qcoreapplication.cpp:787
#57 0x00007f3641a0b644 in sendEvent (event=0x7fff9d200450, receiver=0x10fa830) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#58 QWidgetPrivate::hide_helper (this=0x10faba0) at kernel/qwidget.cpp:7561
#59 0x00007f3641a13d08 in QWidget::setVisible (this=0x10fa830, visible=<optimized out>) at kernel/qwidget.cpp:7734
#60 0x00007f3641e775e3 in QDialog::setVisible (this=0x10fa830, visible=<optimized out>) at dialogs/qdialog.cpp:791
#61 0x00007f3641e76964 in hide (this=0x10fa830) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:491
#62 QDialog::done (this=0x10fa830, r=1) at dialogs/qdialog.cpp:589
#63 0x00007f364370e8c4 in KCMultiDialog::qt_metacall (this=0x10fa830, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff9d200660) at ./kcmultidialog.moc:96
#64 0x00007f3643cd4550 in KCMShellMultiDialog::qt_metacall (this=0x10fa830, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff9d200660) at ./main.moc:130
#65 0x00007f3642622eba in QMetaObject::activate (sender=0x10fa830, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3278
#66 0x00007f3643216628 in KDialog::slotButtonClicked (this=0x10fa830, button=4) at ../../kdeui/dialogs/kdialog.cpp:884
#67 0x00007f3643216ab2 in KDialog::qt_metacall (this=0x10fa830, _c=QMetaObject::InvokeMetaMethod, _id=33, _a=0x7fff9d200890) at ./kdialog.moc:190
#68 0x00007f36432eda30 in KPageDialog::qt_metacall (this=0x10fa830, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff9d200890) at ./kpagedialog.moc:70
#69 0x00007f364370e7c0 in KCMultiDialog::qt_metacall (this=0x10fa830, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff9d200890) at ./kcmultidialog.moc:86
#70 0x00007f3643cd4550 in KCMShellMultiDialog::qt_metacall (this=0x10fa830, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fff9d200890) at ./main.moc:130
#71 0x00007f3642622eba in QMetaObject::activate (sender=0x10fa9a0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff9d200890) at kernel/qobject.cpp:3278
#72 0x00007f364262908e in QSignalMapper::mapped (this=<optimized out>, _t1=4) at .moc/release-shared/moc_qsignalmapper.cpp:101
#73 0x00007f364262962b in QSignalMapper::map (this=0x10fa9a0, sender=0x115cd60) at kernel/qsignalmapper.cpp:266
#74 0x00007f3642629a80 in QSignalMapper::qt_metacall (this=0x10fa9a0, _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0x7fff9d2009e0) at .moc/release-shared/moc_qsignalmapper.cpp:87
#75 0x00007f3642622eba in QMetaObject::activate (sender=0x115cd60, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff9d2009e0) at kernel/qobject.cpp:3278
#76 0x00007f3642030642 in QAbstractButton::clicked (this=<optimized out>, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:206
#77 0x00007f3641d761fe in QAbstractButtonPrivate::emitClicked (this=<optimized out>) at widgets/qabstractbutton.cpp:546
#78 0x00007f3641d7753b in QAbstractButtonPrivate::click (this=0x115cda0) at widgets/qabstractbutton.cpp:539
#79 0x00007f3641d777ac in QAbstractButton::mouseReleaseEvent (this=0x115cd60, e=0x7fff9d2010f0) at widgets/qabstractbutton.cpp:1121
#80 0x00007f3641a0fcea in QWidget::event (this=0x115cd60, event=0x7fff9d2010f0) at kernel/qwidget.cpp:8295
#81 0x00007f36419bf474 in notify_helper (e=0x7fff9d2010f0, receiver=0x115cd60, this=0xf78c70) at kernel/qapplication.cpp:4486
#82 QApplicationPrivate::notify_helper (this=0xf78c70, receiver=0x115cd60, e=0x7fff9d2010f0) at kernel/qapplication.cpp:4458
#83 0x00007f36419c4cbb in QApplication::notify (this=<optimized out>, receiver=0x115cd60, e=0x7fff9d2010f0) at kernel/qapplication.cpp:4047
#84 0x00007f36432bfae6 in KApplication::notify (this=0x7fff9d201d90, receiver=0x115cd60, event=0x7fff9d2010f0) at ../../kdeui/kernel/kapplication.cpp:311
#85 0x00007f364260fafc in QCoreApplication::notifyInternal (this=0x7fff9d201d90, receiver=0x115cd60, event=0x7fff9d2010f0) at kernel/qcoreapplication.cpp:787
#86 0x00007f36419c0442 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#87 QApplicationPrivate::sendMouseEvent (receiver=0x115cd60, event=0x7fff9d2010f0, alienWidget=0x115cd60, nativeWidget=0x10fa830, buttonDown=0x115cd60, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3146
#88 0x00007f3641a3f9d5 in QETWidget::translateMouseEvent (this=0x10fa830, event=<optimized out>) at kernel/qapplication_x11.cpp:4571
#89 0x00007f3641a3e94e in QApplication::x11ProcessEvent (this=0x7fff9d201d90, event=0x7fff9d201910) at kernel/qapplication_x11.cpp:3693
#90 0x00007f3641a674a2 in x11EventSourceDispatch (s=0xf7dda0, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#91 0x00007f363e495a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#92 0x00007f363e496258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#93 0x00007f363e496429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#94 0x00007f364263aed6 in QEventDispatcherGlib::processEvents (this=0xf5ccd0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#95 0x00007f3641a6710e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#96 0x00007f364260ecf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#97 0x00007f364260eef7 in QEventLoop::exec (this=0x7fff9d201ce0, flags=...) at kernel/qeventloop.cpp:201
#98 0x00007f3641e762d6 in QDialog::exec (this=0x10fa830) at dialogs/qdialog.cpp:552
#99 0x00007f3643cd6c6c in kdemain (_argc=<optimized out>, _argv=<optimized out>) at ../../kcmshell/main.cpp:292
#100 0x00007f364395130d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=2, ubp_av=0x7fff9d2025a8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff9d202598) at libc-start.c:226
#101 0x0000000000400671 in _start ()

Possible duplicates by query: bug 282879, bug 274997.

Reported using DrKonqi