Bug 292659

Application: systemsettings (1.0)
KDE Platform Version: 4.8.00 (4.8.0
Qt Version: 4.8.0
Operating System: Linux 3.2.0-11-generic x86_64
Distribution: Ubuntu precise (development branch)

-- Information about the crash:
- What I was doing when the application crashed:

Every time I even attempt to go add a printer, system settings crashes.

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc2736bb7a0 (LWP 4197))]

Thread 2 (Thread 0x7fc25d837700 (LWP 4198)):
#0  __pthread_mutex_lock (mutex=0x7fc258000970) at pthread_mutex_lock.c:92
#1  0x00007fc26e3fbd61 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc26e3c0269 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc26e3c0a5b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc26e3c0c64 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc2712c69a6 in QEventDispatcherGlib::processEvents (this=0x1223450, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007fc271296202 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fc271296457 in QEventLoop::exec (this=0x7fc25d836db0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007fc271195f17 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#9  0x00007fc271275f9f in QInotifyFileSystemWatcherEngine::run (this=0x1222af0) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00007fc271198f3b in QThreadPrivate::start (arg=0x1222af0) at thread/qthread_unix.cpp:298
#11 0x00007fc26e88be2b in start_thread (arg=0x7fc25d837700) at pthread_create.c:304
#12 0x00007fc270b5f0dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fc2736bb7a0 (LWP 4197)):
[KCrash Handler]
#6  createClassType (client=0x7fc256e89340, ctd=0x7fc256e987e0, mod_dict=) at /build/buildd/sip4-4.13.1/siplib/siplib.c:5502
#7  0x00007fc2577aa138 in sip_api_init_module (client=0x7fc256e89340, mod_dict=) at /build/buildd/sip4-4.13.1/siplib/siplib.c:1418
#8  0x00007fc256b3ec4c in initkdecore () at sip/kdecore/sipkdecorepart0.cpp:5361
#9  0x00007fc25ca073d5 in _PyImport_LoadDynamicModule () from /usr/lib/libpython2.7.so.1.0
#10 0x00007fc25ca8b39c in import_submodule.39416 () from /usr/lib/libpython2.7.so.1.0
#11 0x00007fc25ca5f82f in load_next.39421 () from /usr/lib/libpython2.7.so.1.0
#12 0x00007fc25ca8b9f4 in import_module_level.isra.9 () from /usr/lib/libpython2.7.so.1.0
#13 0x00007fc25ca8543a in PyImport_ImportModuleLevel () from /usr/lib/libpython2.7.so.1.0
#14 0x00007fc25c9898ff in builtin___import__ () from /usr/lib/libpython2.7.so.1.0
#15 0x00007fc25ca72b53 in PyObject_Call () from /usr/lib/libpython2.7.so.1.0
#16 0x00007fc25ca734a7 in PyEval_CallObjectWithKeywords () from /usr/lib/libpython2.7.so.1.0
#17 0x00007fc25c9c08b2 in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#18 0x00007fc25c98e2c5 in PyEval_EvalCodeEx () from /usr/lib/libpython2.7.so.1.0
#19 0x00007fc25c98e5f2 in PyEval_EvalCode () from /usr/lib/libpython2.7.so.1.0
#20 0x00007fc25c98fc92 in PyImport_ExecCodeModuleEx () from /usr/lib/libpython2.7.so.1.0
#21 0x00007fc25ca8ac1e in load_source_module.39358 () from /usr/lib/libpython2.7.so.1.0
#22 0x00007fc25ca8b39c in import_submodule.39416 () from /usr/lib/libpython2.7.so.1.0
#23 0x00007fc25ca5f82f in load_next.39421 () from /usr/lib/libpython2.7.so.1.0
#24 0x00007fc25ca8b9af in import_module_level.isra.9 () from /usr/lib/libpython2.7.so.1.0
#25 0x00007fc25ca8543a in PyImport_ImportModuleLevel () from /usr/lib/libpython2.7.so.1.0
#26 0x00007fc25c9898ff in builtin___import__ () from /usr/lib/libpython2.7.so.1.0
#27 0x00007fc25ca72b53 in PyObject_Call () from /usr/lib/libpython2.7.so.1.0
#28 0x00007fc25ca736bb in call_function_tail () from /usr/lib/libpython2.7.so.1.0
#29 0x00007fc25ca3e23e in PyObject_CallFunction () from /usr/lib/libpython2.7.so.1.0
#30 0x00007fc25ca07b0d in PyImport_Import () from /usr/lib/libpython2.7.so.1.0
#31 0x00007fc25ca08eac in PyImport_ImportModule () from /usr/lib/libpython2.7.so.1.0
#32 0x00007fc25ce32057 in ImportModule (moduleName=...) at ../../kpythonpluginfactory/kpythonpluginfactory.cpp:298
#33 0x00007fc25ce3300d in KPythonPluginFactory::create (this=0x135f460, iface=<optimized out>, parentWidget=0x0, parent=0xd603d0, args=..., keyword=...) at ../../kpythonpluginfactory/kpythonpluginfactory.cpp:153
#34 0x00007fc2732a46e8 in create<KCModule> (parent=0xd603d0, this=0x135f460, args=..., keyword=..., parentWidget=0x0) at ../../kdecore/util/kpluginfactory.h:531
#35 createInstance<KCModule> (error=0x7fffe7a643a0, args=..., parent=0xd603d0, parentWidget=0x0, this=0xfdd300) at ../../kdecore/services/kservice.h:553
#36 createInstance<KCModule> (error=0x7fffe7a643a0, args=..., parent=0xd603d0, this=0xfdd300) at ../../kdecore/services/kservice.h:530
#37 KCModuleLoader::loadModule (mod=..., report=KCModuleLoader::Inline, parent=0xd603d0, args=...) at ../../kutils/kcmoduleloader.cpp:89
#38 0x00007fc2732a95d8 in KCModuleProxyPrivate::loadModule (this=0x136cda0) at ../../kutils/kcmoduleproxy.cpp:106
#39 0x00007fc2732aa2f5 in KCModuleProxy::realModule (this=<optimized out>) at ../../kutils/kcmoduleproxy.cpp:83
#40 0x00007fc2732aa332 in KCModuleProxy::showEvent (this=0xd603d0, ev=0x7fffe7a65230) at ../../kutils/kcmoduleproxy.cpp:197
#41 0x00007fc271f5a145 in QWidget::event (this=0xd603d0, event=0x7fffe7a65230) at kernel/qwidget.cpp:8568
#42 0x00007fc271f095e4 in notify_helper (e=0x7fffe7a65230, receiver=0xd603d0, this=0xc3cdd0) at kernel/qapplication.cpp:4555
#43 QApplicationPrivate::notify_helper (this=0xc3cdd0, receiver=0xd603d0, e=0x7fffe7a65230) at kernel/qapplication.cpp:4527
#44 0x00007fc271f0e463 in QApplication::notify (this=0x7fffe7a67d10, receiver=0xd603d0, e=0x7fffe7a65230) at kernel/qapplication.cpp:4416
#45 0x00007fc272c41a46 in KApplication::notify (this=0x7fffe7a67d10, receiver=0xd603d0, event=0x7fffe7a65230) at ../../kdeui/kernel/kapplication.cpp:311
#46 0x00007fc27129741c in QCoreApplication::notifyInternal (this=0x7fffe7a67d10, receiver=0xd603d0, event=0x7fffe7a65230) at kernel/qcoreapplication.cpp:876
#47 0x00007fc271f5c560 in sendEvent (event=0x7fffe7a65230, receiver=0xd603d0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#48 QWidgetPrivate::show_helper (this=0x136ce60) at kernel/qwidget.cpp:7541
#49 0x00007fc271f5c357 in QWidgetPrivate::showChildren (this=<optimized out>, spontaneous=false) at kernel/qwidget.cpp:7849
#50 0x00007fc271f5c44d in QWidgetPrivate::show_helper (this=<optimized out>) at kernel/qwidget.cpp:7488
#51 0x00007fc271f5c852 in QWidget::setVisible (this=0x1039d70, visible=<optimized out>) at kernel/qwidget.cpp:7763
#52 0x00007fc271f5c3c6 in show (this=0x1039d70) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:494
#53 QWidgetPrivate::showChildren (this=<optimized out>, spontaneous=false) at kernel/qwidget.cpp:7851
#54 0x00007fc271f5c44d in QWidgetPrivate::show_helper (this=<optimized out>) at kernel/qwidget.cpp:7488
#55 0x00007fc271f5c852 in QWidget::setVisible (this=0x132f2f0, visible=<optimized out>) at kernel/qwidget.cpp:7763
#56 0x00007fc271f3e0d9 in show (this=0x132f2f0) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:494
#57 QStackedLayout::setCurrentIndex (this=0x1040130, index=1) at kernel/qstackedlayout.cpp:311
#58 0x00007fc272c711f7 in KPageViewPrivate::_k_pageSelected (this=0x103f7b0, index=..., previous=...) at ../../kdeui/paged/kpageview.cpp:235
#59 0x00007fc2712ab801 in QMetaObject::activate (sender=0x136c080, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffe7a65720) at kernel/qobject.cpp:3547
#60 0x00007fc272486567 in QItemSelectionModel::selectionChanged (this=<optimized out>, _t1=..., _t2=...) at .moc/release-shared/moc_qitemselectionmodel.cpp:166
#61 0x00007fc27248c3c4 in QItemSelectionModel::emitSelectionChanged (this=0x136c080, newSelection=..., oldSelection=...) at itemviews/qitemselectionmodel.cpp:1544
#62 0x00007fc27248d351 in QItemSelectionModel::select (this=0x136c080, selection=..., command=...) at itemviews/qitemselectionmodel.cpp:1110
#63 0x00007fc27248859a in QItemSelectionModel::select (this=0x136c080, index=..., command=...) at itemviews/qitemselectionmodel.cpp:985
#64 0x00007fc2724867d7 in QItemSelectionModel::setCurrentIndex (this=0x136c080, index=..., command=...) at itemviews/qitemselectionmodel.cpp:1174
#65 0x00007fc272c6ff47 in KPageViewPrivate::_k_rebuildGui (this=0x103f7b0) at ../../kdeui/paged/kpageview.cpp:70
#66 0x00007fc272c70f45 in KPageViewPrivate::_k_modelChanged (this=0x103f7b0) at ../../kdeui/paged/kpageview.cpp:190
#67 0x00007fc2712ab801 in QMetaObject::activate (sender=0x1044720, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#68 0x00007fc272c762c0 in KPageWidgetModel::addPage (this=0x1044720, item=0x1225c60) at ../../kdeui/paged/kpagewidgetmodel.cpp:401
#69 0x00007fc273083d9c in ModuleView::addModule (this=0x103ec20, module=0x1017e48) at ../../../systemsettings/core/ModuleView.cpp:191
#70 0x00007fc273084212 in ModuleView::loadModule (this=0x103ec20, menuItem=...) at ../../../systemsettings/core/ModuleView.cpp:144
#71 0x00007fc25e73d658 in IconMode::changeModule (this=0x103cb70, activeModule=...) at ../../../systemsettings/icons/IconMode.cpp:134
#72 0x00007fc2712ab801 in QMetaObject::activate (sender=0xc297a0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffe7a660f0) at kernel/qobject.cpp:3547
#73 0x00007fc27242f8d5 in QAbstractItemView::activated (this=<optimized out>, _t1=...) at .moc/release-shared/moc_qabstractitemview.cpp:362
#74 0x00007fc27242fddf in QAbstractItemView::mouseReleaseEvent (this=0xc297a0, event=0x7fffe7a67030) at itemviews/qabstractitemview.cpp:1821
#75 0x00007fc27244ed5e in QListView::mouseReleaseEvent (this=<optimized out>, e=<optimized out>) at itemviews/qlistview.cpp:799
#76 0x00007fc272c1557c in KCategorizedView::mouseReleaseEvent (this=0xc297a0, event=0x7fffe7a67030) at ../../kdeui/itemviews/kcategorizedview.cpp:1059
#77 0x00007fc271f59e94 in QWidget::event (this=0xc297a0, event=0x7fffe7a67030) at kernel/qwidget.cpp:8361
#78 0x00007fc27231a276 in QFrame::event (this=0xc297a0, e=0x7fffe7a67030) at widgets/qframe.cpp:557
#79 0x00007fc27242e66b in QAbstractItemView::viewportEvent (this=0xc297a0, event=0x7fffe7a67030) at itemviews/qabstractitemview.cpp:1644
#80 0x00007fc2712975a8 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<optimized out>, receiver=0x103f480, event=0x7fffe7a67030) at kernel/qcoreapplication.cpp:986
#81 0x00007fc271f095af in notify_helper (e=0x7fffe7a67030, receiver=0x103f480, this=0xc3cdd0) at kernel/qapplication.cpp:4551
#82 QApplicationPrivate::notify_helper (this=0xc3cdd0, receiver=0x103f480, e=0x7fffe7a67030) at kernel/qapplication.cpp:4527
#83 0x00007fc271f0ee0f in QApplication::notify (this=<optimized out>, receiver=0x103f480, e=0x7fffe7a67030) at kernel/qapplication.cpp:4098
#84 0x00007fc272c41a46 in KApplication::notify (this=0x7fffe7a67d10, receiver=0x103f480, event=0x7fffe7a67030) at ../../kdeui/kernel/kapplication.cpp:311
#85 0x00007fc27129741c in QCoreApplication::notifyInternal (this=0x7fffe7a67d10, receiver=0x103f480, event=0x7fffe7a67030) at kernel/qcoreapplication.cpp:876
#86 0x00007fc271f0a5b2 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#87 QApplicationPrivate::sendMouseEvent (receiver=0x103f480, event=0x7fffe7a67030, alienWidget=0x103f480, nativeWidget=0xd793f0, buttonDown=0x103f480, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3166
#88 0x00007fc271f89905 in QETWidget::translateMouseEvent (this=0xd793f0, event=<optimized out>) at kernel/qapplication_x11.cpp:4607
#89 0x00007fc271f888ce in QApplication::x11ProcessEvent (this=0x7fffe7a67d10, event=0x7fffe7a67900) at kernel/qapplication_x11.cpp:3726
#90 0x00007fc271fb1542 in x11EventSourceDispatch (s=0xc31d70, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#91 0x00007fc26e3c07da in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#92 0x00007fc26e3c0ba0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#93 0x00007fc26e3c0c64 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#94 0x00007fc2712c693f in QEventDispatcherGlib::processEvents (this=0xbfe4b0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#95 0x00007fc271fb11ce in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#96 0x00007fc271296202 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#97 0x00007fc271296457 in QEventLoop::exec (this=0x7fffe7a67ca0, flags=...) at kernel/qeventloop.cpp:204
#98 0x00007fc27129b4e7 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#99 0x000000000040a7d5 in main (argc=5, argv=0x7fffe7a67fd8) at ../../../systemsettings/app/main.cpp:49

Possible duplicates by query: bug 292633, bug 292573.

Reported using DrKonqi