Bug 332061

Application: systemsettings (4.11.5)
KDE Platform Version: 4.11.5
Qt Version: 4.8.4
Operating System: Linux 3.11.0-12-generic x86_64
Distribution: Linux Mint 16 Petra

-- Information about the crash:
- What I was doing when the application crashed:
настройка сочетания клавиш в настройках системы
настройка сочетаний клавиш для окон проводника

The crash can be reproduced sometimes.

-- Backtrace:
Application: Параметры системы (systemsettings), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f284aff67c0 (LWP 3272))]

Thread 2 (Thread 0x7f282d567700 (LWP 3274)):
#0  0x00007f2847fe5f7d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f2840f496a4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f2840f497ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f284876ba76 in QEventDispatcherGlib::processEvents (this=0x7f28280008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f284873d5ef in QEventLoop::processEvents (this=this@entry=0x7f282d566d70, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f284873d8e5 in QEventLoop::exec (this=this@entry=0x7f282d566d70, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f284863c88f in QThread::exec (this=this@entry=0x1761d60) at thread/qthread.cpp:542
#7  0x00007f284871ed13 in QInotifyFileSystemWatcherEngine::run (this=0x1761d60) at io/qfilesystemwatcher_inotify.cpp:265
#8  0x00007f284863ef2f in QThreadPrivate::start (arg=0x1761d60) at thread/qthread_unix.cpp:338
#9  0x00007f2841421f6e in start_thread (arg=0x7f282d567700) at pthread_create.c:311
#10 0x00007f2847ff29cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7f284aff67c0 (LWP 3272)):
[KCrash Handler]
#6  isWidgetType (this=0x0) at ../../include/QtCore/../../src/corelib/kernel/qobject.h:146
#7  QWidget::ensurePolished (this=this@entry=0x5395ed0) at kernel/qwidget.cpp:9729
#8  0x00007f28493f79e1 in QWidgetPrivate::activateChildLayoutsRecursively (this=this@entry=0x138a260) at kernel/qwidget.cpp:7470
#9  0x00007f28493f7a08 in QWidgetPrivate::activateChildLayoutsRecursively (this=this@entry=0x12d1bf0) at kernel/qwidget.cpp:7483
#10 0x00007f28493f7a08 in QWidgetPrivate::activateChildLayoutsRecursively (this=this@entry=0x1389700) at kernel/qwidget.cpp:7483
#11 0x00007f28493f7a08 in QWidgetPrivate::activateChildLayoutsRecursively (this=this@entry=0x159b4d0) at kernel/qwidget.cpp:7483
#12 0x00007f28493f7a08 in QWidgetPrivate::activateChildLayoutsRecursively (this=this@entry=0x1388040) at kernel/qwidget.cpp:7483
#13 0x00007f28493f7a08 in QWidgetPrivate::activateChildLayoutsRecursively (this=this@entry=0x12bb560) at kernel/qwidget.cpp:7483
#14 0x00007f28493f7a08 in QWidgetPrivate::activateChildLayoutsRecursively (this=0x12bc350) at kernel/qwidget.cpp:7483
#15 0x00007f28493f7cc1 in QWidgetPrivate::prepareToRender (this=this@entry=0x5343270, region=..., renderFlags=...) at kernel/qwidget.cpp:5393
#16 0x00007f28493f8b05 in QWidgetPrivate::render (this=0x5343270, target=target@entry=0x7fffea6dca20, targetOffset=..., sourceRegion=..., renderFlags=..., readyToRender=readyToRender@entry=false) at kernel/qwidget.cpp:5667
#17 0x00007f28493f8ef9 in QWidget::render (this=this@entry=0x5342260, target=target@entry=0x7fffea6dca20, targetOffset=..., sourceRegion=..., renderFlags=...) at kernel/qwidget.cpp:5186
#18 0x00007f2834f448d4 in Oxygen::TransitionWidget::grabWidget (this=<optimized out>, pixmap=..., widget=0x5342260, rect=...) at ../../../kstyles/oxygen/transitions/oxygentransitionwidget.cpp:258
#19 0x00007f2834f44cb7 in Oxygen::TransitionWidget::grab (this=0x5275160, widget=widget@entry=0x5342260, rect=...) at ../../../kstyles/oxygen/transitions/oxygentransitionwidget.cpp:93
#20 0x00007f2834f429cb in Oxygen::StackedWidgetData::initializeAnimation (this=0x2e38fb0) at ../../../kstyles/oxygen/transitions/oxygenstackedwidgetdata.cpp:79
#21 0x00007f2834f42569 in Oxygen::StackedWidgetData::animate (this=0x2e38fb0) at ../../../kstyles/oxygen/transitions/oxygenstackedwidgetdata.cpp:101
#22 0x00007f2834f42669 in Oxygen::StackedWidgetData::qt_static_metacall (_o=<optimized out>, _id=<optimized out>, _a=0x7fffea6dcc20, _c=<optimized out>) at ./oxygenstackedwidgetdata.moc:56
#23 0x00007f2848752a58 in QMetaObject::activate (sender=0x52871f0, m=m@entry=0x7f2849e811c0 <QStackedWidget::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffea6dcc20) at kernel/qobject.cpp:3539
#24 0x00007f28499fd65e in QStackedWidget::currentChanged (this=<optimized out>, _t1=2) at .moc/release-shared/moc_qstackedwidget.cpp:145
#25 0x00007f2848752a58 in QMetaObject::activate (sender=sender@entry=0x29050f0, m=m@entry=0x7f2849e79ec0 <QStackedLayout::staticMetaObject>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x7fffea6dcd50) at kernel/qobject.cpp:3539
#26 0x00007f28499f5121 in QStackedLayout::currentChanged (this=this@entry=0x29050f0, _t1=2) at .moc/release-shared/moc_qstackedlayout.cpp:161
#27 0x00007f28493dd36e in QStackedLayout::setCurrentIndex (this=this@entry=0x29050f0, index=<optimized out>) at kernel/qstackedlayout.cpp:340
#28 0x00007f28493dd65b in QStackedLayout::takeAt (this=0x29050f0, index=2) at kernel/qstackedlayout.cpp:265
#29 0x00007f28493d1b37 in removeWidgetRecursively (li=<optimized out>, w=0x5648fe0) at kernel/qlayout.cpp:661
#30 0x00007f28493aadce in QApplicationPrivate::notify_helper (this=this@entry=0x1114b00, receiver=receiver@entry=0x52871f0, e=e@entry=0x7fffea6dd050) at kernel/qapplication.cpp:4558
#31 0x00007f28493b1470 in QApplication::notify (this=this@entry=0x7fffea6de760, receiver=receiver@entry=0x52871f0, e=e@entry=0x7fffea6dd050) at kernel/qapplication.cpp:4353
#32 0x00007f284a0b4a6a in KApplication::notify (this=0x7fffea6de760, receiver=0x52871f0, event=0x7fffea6dd050) at ../../kdeui/kernel/kapplication.cpp:311
#33 0x00007f284873e8bd in QCoreApplication::notifyInternal (this=0x7fffea6de760, receiver=0x52871f0, event=event@entry=0x7fffea6dd050) at kernel/qcoreapplication.cpp:946
#34 0x00007f2848757099 in sendEvent (event=0x7fffea6dd050, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#35 QObjectPrivate::setParent_helper (this=this@entry=0x53b19b0, o=o@entry=0x0) at kernel/qobject.cpp:1933
#36 0x00007f28487578d1 in QObject::~QObject (this=0x5648fe0, __in_chrg=<optimized out>) at kernel/qobject.cpp:931
#37 0x00007f28493f6bcc in QWidget::~QWidget (this=0x5648fe0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1556
#38 0x00007f284a0419b9 in KShortcutsEditor::~KShortcutsEditor (this=0x5648fe0, __in_chrg=<optimized out>) at ../../kdeui/dialogs/kshortcutseditor.cpp:77
#39 0x00007f282651306c in ComponentData::~ComponentData (this=0x16f7290, __in_chrg=<optimized out>) at ../../../kcontrol/keys/kglobalshortcutseditor.cpp:99
#40 0x00007f2826514af1 in qDeleteAll<QHash<QString, ComponentData*>::const_iterator> (end=..., begin=...) at /usr/include/qt4/QtCore/qalgorithms.h:322
#41 qDeleteAll<QHash<QString, ComponentData*> > (c=...) at /usr/include/qt4/QtCore/qalgorithms.h:330
#42 KGlobalShortcutsEditor::~KGlobalShortcutsEditor (this=0x52394e0, __in_chrg=<optimized out>) at ../../../kcontrol/keys/kglobalshortcutseditor.cpp:196
#43 0x00007f2826514b79 in KGlobalShortcutsEditor::~KGlobalShortcutsEditor (this=0x52394e0, __in_chrg=<optimized out>) at ../../../kcontrol/keys/kglobalshortcutseditor.cpp:198
#44 0x00007f2848755308 in QObjectPrivate::deleteChildren (this=this@entry=0x29b9540) at kernel/qobject.cpp:1907
#45 0x00007f28493f6b37 in QWidget::~QWidget (this=0x1e60630, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1681
#46 0x00007f2826519d0e in ~GlobalShortcutsModule (this=0x1e60630, __in_chrg=<optimized out>) at ../../../kcontrol/keys/globalshortcuts.cpp:53
#47 GlobalShortcutsModule::~GlobalShortcutsModule (this=0x1e60630, __in_chrg=<optimized out>) at ../../../kcontrol/keys/globalshortcuts.cpp:54
#48 0x00007f284a70ee24 in KCModuleProxy::deleteClient (this=<optimized out>) at ../../kutils/kcmoduleproxy.cpp:220
#49 0x00007f284a70eeae in KCModuleProxy::~KCModuleProxy (this=0x1dafd40, __in_chrg=<optimized out>) at ../../kutils/kcmoduleproxy.cpp:211
#50 0x00007f284a70efe9 in KCModuleProxy::~KCModuleProxy (this=0x1dafd40, __in_chrg=<optimized out>) at ../../kutils/kcmoduleproxy.cpp:215
#51 0x00007f2848755308 in QObjectPrivate::deleteChildren (this=this@entry=0x3f7bfa0) at kernel/qobject.cpp:1907
#52 0x00007f28493f6b37 in QWidget::~QWidget (this=0x5033c10, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1681
#53 0x00007f28493f6e49 in QWidget::~QWidget (this=0x5033c10, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1705
#54 0x00007f2848755308 in QObjectPrivate::deleteChildren (this=this@entry=0x2058770) at kernel/qobject.cpp:1907
#55 0x00007f28493f6b37 in QWidget::~QWidget (this=0x5395ed0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1681
#56 0x00007f2849819979 in QScrollArea::~QScrollArea (this=0x5395ed0, __in_chrg=<optimized out>) at widgets/qscrollarea.cpp:176
#57 0x00007f284a0e3fb1 in ~Private (this=0x523d140, __in_chrg=<optimized out>) at ../../kdeui/paged/kpagewidgetmodel.cpp:40
#58 KPageWidgetItem::~KPageWidgetItem (this=0x1ddffe0, __in_chrg=<optimized out>) at ../../kdeui/paged/kpagewidgetmodel.cpp:84
#59 0x00007f284a0e4039 in KPageWidgetItem::~KPageWidgetItem (this=0x1ddffe0, __in_chrg=<optimized out>) at ../../kdeui/paged/kpagewidgetmodel.cpp:85
#60 0x00007f284a0e446b in PageItem::~PageItem (this=0x53b35b0, __in_chrg=<optimized out>) at ../../kdeui/paged/kpagewidgetmodel.cpp:174
#61 0x00007f284a0e4c95 in KPageWidgetModel::removePage (this=0x1435ce0, item=<optimized out>) at ../../kdeui/paged/kpagewidgetmodel.cpp:513
#62 0x00007f284a0e3cd7 in KPageWidget::removePage (this=<optimized out>, item=<optimized out>) at ../../kdeui/paged/kpagewidget.cpp:113
#63 0x00007f284a4e92ed in ModuleView::closeModules (this=0x13baa00) at ../../../systemsettings/core/ModuleView.cpp:269
#64 0x00007f28302610ad in ClassicMode::changeModule (this=0x12aa0c0, activeModule=...) at ../../../systemsettings/classic/ClassicMode.cpp:163
#65 0x00007f2848752a58 in QMetaObject::activate (sender=sender@entry=0x10fab50, m=m@entry=0x7f2849e6f600 <QAbstractItemView::staticMetaObject>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x7fffea6dd6d0) at kernel/qobject.cpp:3539
#66 0x00007f28498a12c5 in QAbstractItemView::clicked (this=this@entry=0x10fab50, _t1=...) at .moc/release-shared/moc_qabstractitemview.cpp:348
#67 0x00007f28498a1478 in QAbstractItemView::mouseReleaseEvent (this=0x10fab50, event=0x7fffea6ddf00) at itemviews/qabstractitemview.cpp:1814
#68 0x00007f28493fa31e in QWidget::event (this=this@entry=0x10fab50, event=event@entry=0x7fffea6ddf00) at kernel/qwidget.cpp:8375
#69 0x00007f284979b5be in QFrame::event (this=0x10fab50, e=0x7fffea6ddf00) at widgets/qframe.cpp:557
#70 0x00007f28498aa6b3 in QAbstractItemView::viewportEvent (this=this@entry=0x10fab50, event=event@entry=0x7fffea6ddf00) at itemviews/qabstractitemview.cpp:1644
#71 0x00007f28498e950e in QTreeView::viewportEvent (this=0x10fab50, event=0x7fffea6ddf00) at itemviews/qtreeview.cpp:1257
#72 0x00007f284873ea26 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=this@entry=0x1114b00, receiver=receiver@entry=0x14f8e60, event=event@entry=0x7fffea6ddf00) at kernel/qcoreapplication.cpp:1056
#73 0x00007f28493aaddc in QApplicationPrivate::notify_helper (this=this@entry=0x1114b00, receiver=receiver@entry=0x14f8e60, e=e@entry=0x7fffea6ddf00) at kernel/qapplication.cpp:4563
#74 0x00007f28493b15ad in QApplication::notify (this=this@entry=0x7fffea6de760, receiver=receiver@entry=0x14f8e60, e=e@entry=0x7fffea6ddf00) at kernel/qapplication.cpp:4110
#75 0x00007f284a0b4a6a in KApplication::notify (this=0x7fffea6de760, receiver=0x14f8e60, event=0x7fffea6ddf00) at ../../kdeui/kernel/kapplication.cpp:311
#76 0x00007f284873e8bd in QCoreApplication::notifyInternal (this=0x7fffea6de760, receiver=receiver@entry=0x14f8e60, event=event@entry=0x7fffea6ddf00) at kernel/qcoreapplication.cpp:946
#77 0x00007f28493b0d63 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#78 QApplicationPrivate::sendMouseEvent (receiver=receiver@entry=0x14f8e60, event=event@entry=0x7fffea6ddf00, alienWidget=alienWidget@entry=0x14f8e60, nativeWidget=nativeWidget@entry=0x13ba9d0, buttonDown=buttonDown@entry=0x7f2849e8f2f8 <qt_button_down>, lastMouseReceiver=..., spontaneous=spontaneous@entry=true) at kernel/qapplication.cpp:3178
#79 0x00007f28494257db in QETWidget::translateMouseEvent (this=this@entry=0x13ba9d0, event=event@entry=0x7fffea6de280) at kernel/qapplication_x11.cpp:4631
#80 0x00007f2849425079 in QApplication::x11ProcessEvent (this=0x7fffea6de760, event=event@entry=0x7fffea6de280) at kernel/qapplication_x11.cpp:3624
#81 0x00007f284944c922 in x11EventSourceDispatch (s=0x1114f70, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#82 0x00007f2840f493b6 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#83 0x00007f2840f49708 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#84 0x00007f2840f497ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#85 0x00007f284876ba55 in QEventDispatcherGlib::processEvents (this=0x10bdad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#86 0x00007f284944c9d6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#87 0x00007f284873d5ef in QEventLoop::processEvents (this=this@entry=0x7fffea6de660, flags=...) at kernel/qeventloop.cpp:149
#88 0x00007f284873d8e5 in QEventLoop::exec (this=this@entry=0x7fffea6de660, flags=...) at kernel/qeventloop.cpp:204
#89 0x00007f2848742e5b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#90 0x00007f28493a934c in QApplication::exec () at kernel/qapplication.cpp:3828
#91 0x000000000040aadb in main (argc=5, argv=0x7fffea6de8a8) at ../../../systemsettings/app/main.cpp:49

Possible duplicates by query: bug 310832.

Reported using DrKonqi