Bug 300606

Application: systemsettings (1.0)
KDE Platform Version: 4.8.2 (4.8.2)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-24-generic i686
Distribution: Ubuntu 12.04 LTS

-- Information about the crash:
- What I was doing when the application crashed:
I open systemsettings -> input settings - > touchpad settings

The crash can be reproduced every time.

-- Backtrace:
Application: Параметры системы (systemsettings), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb77c6740 (LWP 3412))]

Thread 3 (Thread 0xb61e0b40 (LWP 3415)):
#0  0x00d38416 in __kernel_vsyscall ()
#1  0x00bba17b in read () from /lib/i386-linux-gnu/libc.so.6
#2  0x028c266e in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x02883af0 in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x02884002 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x0288452b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0x01eb90ea in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#7  0x028a7673 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0x01812d4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#9  0x00bcaace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 2 (Thread 0xb3be4b40 (LWP 3417)):
#0  0x00d38416 in __kernel_vsyscall ()
#1  0x00bba17b in read () from /lib/i386-linux-gnu/libc.so.6
#2  0x028c266e in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x02883af0 in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x02884002 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x028841c1 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0x06b988e7 in QEventDispatcherGlib::processEvents (this=0xb3200468, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0x06b6450d in QEventLoop::processEvents (this=0xb3be4240, flags=...) at kernel/qeventloop.cpp:149
#8  0x06b647a9 in QEventLoop::exec (this=0xb3be4240, flags=...) at kernel/qeventloop.cpp:204
#9  0x06a4d94c in QThread::exec (this=0xa1c79a8) at thread/qthread.cpp:501
#10 0x06b41b5d in QInotifyFileSystemWatcherEngine::run (this=0xa1c79a8) at io/qfilesystemwatcher_inotify.cpp:248
#11 0x06a50de0 in QThreadPrivate::start (arg=0xa1c79a8) at thread/qthread_unix.cpp:298
#12 0x01812d4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#13 0x00bcaace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb77c6740 (LWP 3412)):
[KCrash Handler]
#7  deref (this=0x0) at /usr/include/qt4/QtCore/qatomic_i386.h:132
#8  ~QByteArray (this=0xa3eda38, __in_chrg=<optimized out>) at /usr/include/qt4/QtCore/qbytearray.h:401
#9  ~Private (this=0xa3ed9d8, __in_chrg=<optimized out>) at ../../kdecore/kernel/kaboutdata.cpp:392
#10 KAboutData::~KAboutData (this=0xa345340, __in_chrg=<optimized out>) at ../../kdecore/kernel/kaboutdata.cpp:477
#11 0x05c1b561 in release_KAboutData (sipCppV=0xa345340) at sip/kdecore/sipkdecorepart7.cpp:18454
#12 0x05c1e5da in dealloc_KAboutData (sipSelf=0xb02d68e4) at sip/kdecore/sipkdecorepart7.cpp:18465
#13 dealloc_KAboutData (sipSelf=0xb02d68e4) at sip/kdecore/sipkdecorepart7.cpp:18461
#14 0x0281f31e in forgetObject (sw=0xb02d68e4) at /build/buildd/sip4-4.13.2/siplib/siplib.c:10124
#15 0x0281fc61 in sipWrapper_dealloc (self=0xb02d68e4) at /build/buildd/sip4-4.13.2/siplib/siplib.c:9675
#16 0x09787b48 in subtype_dealloc.25253 () from /usr/lib/libpython2.7.so.1.0
#17 0x0986842f in dict_dealloc.18378 () from /usr/lib/libpython2.7.so.1.0
#18 0x0281f119 in sipSimpleWrapper_clear (self=0xb02d638c) at /build/buildd/sip4-4.13.2/siplib/siplib.c:9245
#19 0x0281fbbe in sipWrapper_clear (self=0xb02d638c) at /build/buildd/sip4-4.13.2/siplib/siplib.c:9626
#20 0x0281fc69 in sipWrapper_dealloc (self=0xb02d638c) at /build/buildd/sip4-4.13.2/siplib/siplib.c:9677
#21 0x09787b48 in subtype_dealloc.25253 () from /usr/lib/libpython2.7.so.1.0
#22 0x09868036 in frame_dealloc.14722 () from /usr/lib/libpython2.7.so.1.0
#23 0x09868684 in tb_dealloc.46112 () from /usr/lib/libpython2.7.so.1.0
#24 0x09868694 in tb_dealloc.46112 () from /usr/lib/libpython2.7.so.1.0
#25 0x09876c31 in PyDict_DelItem () from /usr/lib/libpython2.7.so.1.0
#26 0x09876e88 in PyDict_DelItemString () from /usr/lib/libpython2.7.so.1.0
#27 0x0984b308 in PySys_SetObject () from /usr/lib/libpython2.7.so.1.0
#28 0x097bb6a4 in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#29 0x097764d2 in PyEval_EvalCodeEx () from /usr/lib/libpython2.7.so.1.0
#30 0x097c042a in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#31 0x097764d2 in PyEval_EvalCodeEx () from /usr/lib/libpython2.7.so.1.0
#32 0x097c042a in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#33 0x097764d2 in PyEval_EvalCodeEx () from /usr/lib/libpython2.7.so.1.0
#34 0x09776688 in function_call () from /usr/lib/libpython2.7.so.1.0
#35 0x09860464 in PyObject_Call () from /usr/lib/libpython2.7.so.1.0
#36 0x09860dfb in PyEval_CallObjectWithKeywords () from /usr/lib/libpython2.7.so.1.0
#37 0x09860edb in PyObject_CallObject () from /usr/lib/libpython2.7.so.1.0
#38 0x086659d9 in RunFunction (object=<function at remote 0xb03d7d84>, args=(0, 171813024, 171317760)) at ../../kpythonpluginfactory/kpythonpluginfactory.cpp:326
#39 0x08666a7d in KPythonPluginFactory::create (this=0xa3f4f08, iface=0x4b35e0 "KCModule", parentWidget=0x0, parent=0xa3da8a0, args=..., keyword=...) at ../../kpythonpluginfactory/kpythonpluginfactory.cpp:216
#40 0x00ab78c9 in create<KCModule> (parent=0xa3da8a0, this=0xa3f4f08, args=..., keyword=..., parentWidget=0x0) at ../../kdecore/util/kpluginfactory.h:531
#41 createInstance<KCModule> (error=0xbfbffe38, args=..., parent=0xa3da8a0, parentWidget=0x0, this=0xa044058) at ../../kdecore/services/kservice.h:553
#42 createInstance<KCModule> (error=0xbfbffe38, args=..., parent=0xa3da8a0, this=0xa044058) at ../../kdecore/services/kservice.h:530
#43 KCModuleLoader::loadModule (mod=..., report=KCModuleLoader::Inline, parent=0xa3da8a0, args=...) at ../../kutils/kcmoduleloader.cpp:89
#44 0x00abd109 in KCModuleProxyPrivate::loadModule (this=0xa3dd228) at ../../kutils/kcmoduleproxy.cpp:106
#45 0x00abdf54 in KCModuleProxy::realModule (this=0xa3da8a0) at ../../kutils/kcmoduleproxy.cpp:83
#46 0x00abdfa1 in KCModuleProxy::showEvent (this=0xa3da8a0, ev=0xbfc00620) at ../../kutils/kcmoduleproxy.cpp:197
#47 0x00ece659 in QWidget::event (this=0xa3da8a0, event=0xbfc00620) at kernel/qwidget.cpp:8569
#48 0x00e73ed4 in notify_helper (e=0xbfc00620, receiver=0xa3da8a0, this=0x9be9828) at kernel/qapplication.cpp:4559
#49 QApplicationPrivate::notify_helper (this=0x9be9828, receiver=0xa3da8a0, e=0xbfc00620) at kernel/qapplication.cpp:4531
#50 0x00e793a2 in QApplication::notify (this=0x9be9828, receiver=0xa3da8a0, e=0xbfc00620) at kernel/qapplication.cpp:4524
#51 0x002fcb21 in KApplication::notify (this=0xbfc01e1c, receiver=0xa3da8a0, event=0xbfc00620) at ../../kdeui/kernel/kapplication.cpp:311
#52 0x06b6597e in QCoreApplication::notifyInternal (this=0xbfc01e1c, receiver=0xa3da8a0, event=0xbfc00620) at kernel/qcoreapplication.cpp:876
#53 0x00ed128d in sendEvent (event=0xbfc00620, receiver=0xa3da8a0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#54 QWidgetPrivate::show_helper (this=0xa3dd0c8) at kernel/qwidget.cpp:7542
#55 0x00ed0f64 in QWidgetPrivate::show_recursive (this=0xa3dd0c8) at kernel/qwidget.cpp:7413
#56 0x00ed1069 in QWidgetPrivate::showChildren (this=0xa3dafe8, spontaneous=false) at kernel/qwidget.cpp:7850
#57 0x00ed1180 in QWidgetPrivate::show_helper (this=0xa3dafe8) at kernel/qwidget.cpp:7489
#58 0x00ed15c1 in QWidget::setVisible (this=0xa3dafd0, visible=true) at kernel/qwidget.cpp:7764
#59 0x00ed10e8 in show (this=0xa3dafd0) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:494
#60 QWidgetPrivate::showChildren (this=0xa3dadd8, spontaneous=false) at kernel/qwidget.cpp:7852
#61 0x00ed1180 in QWidgetPrivate::show_helper (this=0xa3dadd8) at kernel/qwidget.cpp:7489
#62 0x00ed15c1 in QWidget::setVisible (this=0xa3dadc0, visible=true) at kernel/qwidget.cpp:7764
#63 0x00eaf2fd in show (this=0xa3dadc0) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:494
#64 QStackedLayout::setCurrentIndex (this=0xa040c88, index=2) at kernel/qstackedlayout.cpp:311
#65 0x00eaf45f in QStackedLayout::setCurrentWidget (this=0xa040c88, widget=0xa3dadc0) at kernel/qstackedlayout.cpp:365
#66 0x0135357e in QStackedWidget::setCurrentWidget (this=0xa040a68, widget=0xa3dadc0) at widgets/qstackedwidget.cpp:292
#67 0x003341ab in KPageViewPrivate::_k_pageSelected (this=0xa01e488, index=..., previous=...) at ../../kdeui/paged/kpageview.cpp:235
#68 0x06b7c6b1 in QMetaObject::activate (sender=0xa3e1f40, m=0x17f9868, local_signal_index=0, argv=0xbfc00a34) at kernel/qobject.cpp:3547
#69 0x014845cd in QItemSelectionModel::selectionChanged (this=0xa3e1f40, _t1=..., _t2=...) at .moc/release-shared/moc_qitemselectionmodel.cpp:166
#70 0x0148a272 in QItemSelectionModel::emitSelectionChanged (this=0xa3e1f40, newSelection=..., oldSelection=...) at itemviews/qitemselectionmodel.cpp:1600
#71 0x0148b83c in QItemSelectionModel::select (this=0xa3e1f40, selection=..., command=...) at itemviews/qitemselectionmodel.cpp:1110
#72 0x00335326 in select (command=..., selection=..., this=0xa3e1f40) at ../../kdeui/paged/kpageview_p.cpp:619
#73 KDEPrivate::SelectionModel::select (this=0xa3e1f40, selection=..., command=...) at ../../kdeui/paged/kpageview_p.cpp:613
#74 0x01452a17 in QListView::setSelection (this=0xbfc00c78, rect=..., command=<error reading variable: Cannot access memory at address 0x0>) at itemviews/qlistview.cpp:1379
#75 0x0142c260 in QAbstractItemView::mousePressEvent (this=0xa053230, event=0xbfc015c4) at itemviews/qabstractitemview.cpp:1690
#76 0x00ece638 in QWidget::event (this=0xa053230, event=0xbfc015c4) at kernel/qwidget.cpp:8358
#77 0x012ebe45 in QFrame::event (this=0xa053230, e=0xbfc015c4) at widgets/qframe.cpp:557
#78 0x0137eaa1 in QAbstractScrollArea::viewportEvent (this=0xa053230, e=0xbfc015c4) at widgets/qabstractscrollarea.cpp:1043
#79 0x01424abc in QAbstractItemView::viewportEvent (this=0xa053230, event=0xbfc015c4) at itemviews/qabstractitemview.cpp:1644
#80 0x013811c6 in viewportEvent (this=<optimized out>, event=0xbfc015c4) at widgets/qabstractscrollarea_p.h:100
#81 eventFilter (e=0xbfc015c4, this=<optimized out>, o=<optimized out>) at widgets/qabstractscrollarea_p.h:116
#82 QAbstractScrollAreaFilter::eventFilter (this=0xa3d9200, o=0xa091680, e=0xbfc015c4) at widgets/qabstractscrollarea_p.h:115
#83 0x06b65b16 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x9be9828, receiver=0xa091680, event=0xbfc015c4) at kernel/qcoreapplication.cpp:986
#84 0x00e73ea2 in notify_helper (e=0xbfc015c4, receiver=0xa091680, this=0x9be9828) at kernel/qapplication.cpp:4555
#85 QApplicationPrivate::notify_helper (this=0x9be9828, receiver=0xa091680, e=0xbfc015c4) at kernel/qapplication.cpp:4531
#86 0x00e7a024 in QApplication::notify (this=0x9be9828, receiver=0xa091680, e=0xbfc015c4) at kernel/qapplication.cpp:4102
#87 0x002fcb21 in KApplication::notify (this=0xbfc01e1c, receiver=0xa091680, event=0xbfc015c4) at ../../kdeui/kernel/kapplication.cpp:311
#88 0x06b6597e in QCoreApplication::notifyInternal (this=0xbfc01e1c, receiver=0xa091680, event=0xbfc015c4) at kernel/qcoreapplication.cpp:876
#89 0x00e74e95 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#90 QApplicationPrivate::sendMouseEvent (receiver=0xa091680, event=0xbfc015c4, alienWidget=0xa091680, nativeWidget=0x9e89838, buttonDown=0x1808cf4, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3170
#91 0x00f01074 in QETWidget::translateMouseEvent (this=0x9e89838, event=0xbfc01a7c) at kernel/qapplication_x11.cpp:4617
#92 0x00effc0d in QApplication::x11ProcessEvent (this=0xbfc01e1c, event=0xbfc01a7c) at kernel/qapplication_x11.cpp:3732
#93 0x00f2ceac in x11EventSourceDispatch (s=0x9bea8a0, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#94 0x02883cda in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#95 0x028840e5 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#96 0x028841c1 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#97 0x06b98887 in QEventDispatcherGlib::processEvents (this=0x9bc47b0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#98 0x00f2caaa in QGuiEventDispatcherGlib::processEvents (this=0x9bc47b0, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#99 0x06b6450d in QEventLoop::processEvents (this=0xbfc01d74, flags=...) at kernel/qeventloop.cpp:149
#100 0x06b647a9 in QEventLoop::exec (this=0xbfc01d74, flags=...) at kernel/qeventloop.cpp:204
#101 0x06b69eba in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#102 0x00e71a74 in QApplication::exec () at kernel/qapplication.cpp:3820
#103 0x080502b8 in main (argc=<error reading variable: Cannot access memory at address 0x0>, argv=<error reading variable: Cannot access memory at address 0x4>) at ../../../systemsettings/app/main.cpp:49

This bug may be a duplicate of or related to bug 285857.

Possible duplicates by query: bug 300561, bug 299169, bug 285857, bug 284586, bug 283559.

Reported using DrKonqi