Bug 351499

Application: plasmashell (5.4.90)
 (Compiled from sources)
Qt Version: 5.5.1
Operating System: Linux 4.0.9-1-MANJARO x86_64
Distribution: "Manjaro Linux"

-- Information about the crash:
Plasmashell Crashed whilst I opened things in Dolphin
Clearly destination.index is invalid.

-- Backtrace:
Application: Plasma (plasmashell), signal: Aborted
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f1337f98840 (LWP 12105))]

Thread 7 (Thread 0x7f132110d700 (LWP 12107)):
#0  0x00007f13303e3e8d in poll () from /usr/lib/libc.so.6
#1  0x00007f1335f729f2 in ?? () from /usr/lib/libxcb.so.1
#2  0x00007f1335f7456f in xcb_wait_for_event () from /usr/lib/libxcb.so.1
#3  0x00007f13235f9e73 in QXcbEventReader::run (this=0x78db60) at /home/david/projects/qt5/qtbase/src/plugins/platforms/xcb/qxcbconnection.cpp:1229
#4  0x00007f1330ffce09 in QThreadPrivate::start (arg=0x78db60) at /home/david/projects/qt5/qtbase/src/corelib/thread/qthread_unix.cpp:331
#5  0x00007f132f076354 in start_thread () from /usr/lib/libpthread.so.0
#6  0x00007f13303ecbfd in clone () from /usr/lib/libc.so.6

Thread 6 (Thread 0x7f131a8c5700 (LWP 12108)):
#0  0x00007f132bd6a612 in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#1  0x00007f132bd6ac20 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f132bd6ad8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007f133129c142 in QEventDispatcherGlib::processEvents (this=0x7f13140008c0, flags=...) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:420
#4  0x00007f1331222b80 in QEventLoop::processEvents (this=0x7f131a8c4d20, flags=...) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qeventloop.cpp:128
#5  0x00007f1331222e74 in QEventLoop::exec (this=0x7f131a8c4d20, flags=...) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qeventloop.cpp:204
#6  0x00007f1330ff5766 in QThread::exec (this=0x8594a0) at /home/david/projects/qt5/qtbase/src/corelib/thread/qthread.cpp:503
#7  0x00007f1334acbf2d in QQmlThreadPrivate::run (this=0x8594a0) at /home/david/projects/qt5/qtdeclarative/src/qml/qml/ftw/qqmlthread.cpp:141
#8  0x00007f1330ffce09 in QThreadPrivate::start (arg=0x8594a0) at /home/david/projects/qt5/qtbase/src/corelib/thread/qthread_unix.cpp:331
#9  0x00007f132f076354 in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007f13303ecbfd in clone () from /usr/lib/libc.so.6

Thread 5 (Thread 0x7f13117c1700 (LWP 12109)):
#0  0x00007f132f07b96f in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007f1318a7741a in ?? () from /usr/lib/xorg/modules/dri/r600_dri.so
#2  0x00007f1318a76b87 in ?? () from /usr/lib/xorg/modules/dri/r600_dri.so
#3  0x00007f132f076354 in start_thread () from /usr/lib/libpthread.so.0
#4  0x00007f13303ecbfd in clone () from /usr/lib/libc.so.6

Thread 4 (Thread 0x7f130e011700 (LWP 12110)):
#0  0x00007f132bdaf3f9 in g_mutex_lock () from /usr/lib/libglib-2.0.so.0
#1  0x00007f132bd6a68c in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#2  0x00007f132bd6ac20 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007f132bd6ad8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#4  0x00007f133129c142 in QEventDispatcherGlib::processEvents (this=0x7f13080008c0, flags=...) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:420
#5  0x00007f1331222b80 in QEventLoop::processEvents (this=0x7f130e010d20, flags=...) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qeventloop.cpp:128
#6  0x00007f1331222e74 in QEventLoop::exec (this=0x7f130e010d20, flags=...) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qeventloop.cpp:204
#7  0x00007f1330ff5766 in QThread::exec (this=0xa74e40) at /home/david/projects/qt5/qtbase/src/corelib/thread/qthread.cpp:503
#8  0x00007f1334acbf2d in QQmlThreadPrivate::run (this=0xa74e40) at /home/david/projects/qt5/qtdeclarative/src/qml/qml/ftw/qqmlthread.cpp:141
#9  0x00007f1330ffce09 in QThreadPrivate::start (arg=0xa74e40) at /home/david/projects/qt5/qtbase/src/corelib/thread/qthread_unix.cpp:331
#10 0x00007f132f076354 in start_thread () from /usr/lib/libpthread.so.0
#11 0x00007f13303ecbfd in clone () from /usr/lib/libc.so.6

Thread 3 (Thread 0x7f1307fff700 (LWP 12113)):
#0  socketNotifierSourcePrepare (timeout=0x7f1300000990) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:63
#1  0x00007f132bd6a1bd in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#2  0x00007f132bd6aba8 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007f132bd6ad8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#4  0x00007f133129c142 in QEventDispatcherGlib::processEvents (this=0x7f13000008c0, flags=...) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:420
#5  0x00007f1331222b80 in QEventLoop::processEvents (this=0x7f1307ffed20, flags=...) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qeventloop.cpp:128
#6  0x00007f1331222e74 in QEventLoop::exec (this=0x7f1307ffed20, flags=...) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qeventloop.cpp:204
#7  0x00007f1330ff5766 in QThread::exec (this=0xb044e0) at /home/david/projects/qt5/qtbase/src/corelib/thread/qthread.cpp:503
#8  0x00007f1334acbf2d in QQmlThreadPrivate::run (this=0xb044e0) at /home/david/projects/qt5/qtdeclarative/src/qml/qml/ftw/qqmlthread.cpp:141
#9  0x00007f1330ffce09 in QThreadPrivate::start (arg=0xb044e0) at /home/david/projects/qt5/qtbase/src/corelib/thread/qthread_unix.cpp:331
#10 0x00007f132f076354 in start_thread () from /usr/lib/libpthread.so.0
#11 0x00007f13303ecbfd in clone () from /usr/lib/libc.so.6

Thread 2 (Thread 0x7f1304b26700 (LWP 12114)):
#0  0x00007f132bd6a1c9 in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#1  0x00007f132bd6aba8 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007f132bd6ad8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007f133129c142 in QEventDispatcherGlib::processEvents (this=0x7f12780008c0, flags=...) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:420
#4  0x00007f1331222b80 in QEventLoop::processEvents (this=0x7f1304b25cb0, flags=...) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qeventloop.cpp:128
#5  0x00007f1331222e74 in QEventLoop::exec (this=0x7f1304b25cb0, flags=...) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qeventloop.cpp:204
#6  0x00007f1330ff5766 in QThread::exec (this=0xcb6f60) at /home/david/projects/qt5/qtbase/src/corelib/thread/qthread.cpp:503
#7  0x00007f133561b3e8 in QQuickPixmapReader::run (this=0xcb6f60) at /home/david/projects/qt5/qtdeclarative/src/quick/util/qquickpixmapcache.cpp:754
#8  0x00007f1330ffce09 in QThreadPrivate::start (arg=0xcb6f60) at /home/david/projects/qt5/qtbase/src/corelib/thread/qthread_unix.cpp:331
#9  0x00007f132f076354 in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007f13303ecbfd in clone () from /usr/lib/libc.so.6

Thread 1 (Thread 0x7f1337f98840 (LWP 12105)):
[KCrash Handler]
#6  0x00007f1330338528 in raise () from /usr/lib/libc.so.6
#7  0x00007f133033993a in abort () from /usr/lib/libc.so.6
#8  0x00007f1330fe9291 in qt_message_fatal (context=..., message=...) at /home/david/projects/qt5/qtbase/src/corelib/global/qlogging.cpp:1578
#9  0x00007f1330fe595c in QMessageLogger::fatal (this=0x7ffd7cc9cbf0, msg=0x7f13313055b0 "ASSERT: \"%s\" in file %s, line %d") at /home/david/projects/qt5/qtbase/src/corelib/global/qlogging.cpp:781
#10 0x00007f1330fdeb90 in qt_assert (assertion=0x7f13313b5f30 "first >= 0", file=0x7f13313b5c08 "/home/david/projects/qt5/qtbase/src/corelib/itemmodels/qabstractitemmodel.cpp", line=2598) at /home/david/projects/qt5/qtbase/src/corelib/global/qglobal.cpp:2966
#11 0x00007f13311c655b in QAbstractItemModel::beginInsertRows (this=0x1394b90, parent=..., first=-1, last=-1) at /home/david/projects/qt5/qtbase/src/corelib/itemmodels/qabstractitemmodel.cpp:2598
#12 0x00007f127eb96265 in KActivities::Experimental::Stats::ResultModel::Private::onResultAdded (this=0x13e97b0, resource=..., score=0, lastUpdate=1440017230, firstUpdate=1440017230) at /home/david/projects/kde5/src/kde/workspace/plasma-desktop/lib/kactivities-stats/src/lib/stats/resultmodel.cpp:444
#13 0x00007f127eb9d1bf in std::_Mem_fn_base<void (KActivities::Experimental::Stats::ResultModel::Private::*)(QString const&, double, unsigned int, unsigned int), true>::operator()<QString const&, double&, unsigned int&, unsigned int&, void> (this=0x7ffd7cc9d160, __object=0x13e97b0) at /usr/include/c++/5.2.0/functional:600
#14 0x00007f127eb9cbc4 in std::_Bind<std::_Mem_fn<void (KActivities::Experimental::Stats::ResultModel::Private::*)(QString const&, double, unsigned int, unsigned int)> (KActivities::Experimental::Stats::ResultModel::Private*, std::_Placeholder<1>, std::_Placeholder<2>, std::_Placeholder<3>, std::_Placeholder<4>)>::__call<void, QString const&, double&, unsigned int&, unsigned int&, 0ul, 1ul, 2ul, 3ul, 4ul>(std::tuple<QString const&, double&, unsigned int&, unsigned int&>&&, std::_Index_tuple<0ul, 1ul, 2ul, 3ul, 4ul>) (this=0x7ffd7cc9d160, __args=<unknown type in /opt/kde5/lib64/libKF5ActivitiesExperimentalStats.so.1, CU 0xb7ed0, DIE 0xf61c9>) at /usr/include/c++/5.2.0/functional:1074
#15 0x00007f127eb9c60b in std::_Bind<std::_Mem_fn<void (KActivities::Experimental::Stats::ResultModel::Private::*)(QString const&, double, unsigned int, unsigned int)> (KActivities::Experimental::Stats::ResultModel::Private*, std::_Placeholder<1>, std::_Placeholder<2>, std::_Placeholder<3>, std::_Placeholder<4>)>::operator()<QString const&, double&, unsigned int&, unsigned int&, void>(QString const&, double&, unsigned int&, unsigned int&) (this=0x7ffd7cc9d160) at /usr/include/c++/5.2.0/functional:1133
#16 0x00007f127eb9bb25 in QtPrivate::FunctorCall<QtPrivate::IndexesList<0, 1, 2, 3>, QtPrivate::List<QString const&, double, unsigned int, unsigned int>, void, std::_Bind<std::_Mem_fn<void (KActivities::Experimental::Stats::ResultModel::Private::*)(QString const&, double, unsigned int, unsigned int)> (KActivities::Experimental::Stats::ResultModel::Private*, std::_Placeholder<1>, std::_Placeholder<2>, std::_Placeholder<3>, std::_Placeholder<4>)> >::call(std::_Bind<std::_Mem_fn<void (KActivities::Experimental::Stats::ResultModel::Private::*)(QString const&, double, unsigned int, unsigned int)> (KActivities::Experimental::Stats::ResultModel::Private*, std::_Placeholder<1>, std::_Placeholder<2>, std::_Placeholder<3>, std::_Placeholder<4>)>, void**) (f=..., arg=0x7ffd7cc9d3a0) at /opt/qt5/include/QtCore/qobjectdefs_impl.h:495
#17 0x00007f127eb9b338 in QtPrivate::Functor<std::_Bind<std::_Mem_fn<void (KActivities::Experimental::Stats::ResultModel::Private::*)(QString const&, double, unsigned int, unsigned int)> (KActivities::Experimental::Stats::ResultModel::Private*, std::_Placeholder<1>, std::_Placeholder<2>, std::_Placeholder<3>, std::_Placeholder<4>)>, 4>::call<QtPrivate::List<QString const&, double, unsigned int, unsigned int>, void>(std::_Bind<std::_Mem_fn<void (KActivities::Experimental::Stats::ResultModel::Private::*)(QString const&, double, unsigned int, unsigned int)> (KActivities::Experimental::Stats::ResultModel::Private*, std::_Placeholder<1>, std::_Placeholder<2>, std::_Placeholder<3>, std::_Placeholder<4>)>&, void*, void**) (f=..., arg=0x7ffd7cc9d3a0) at /opt/qt5/include/QtCore/qobjectdefs_impl.h:552
#18 0x00007f127eb9a73c in QtPrivate::QFunctorSlotObject<std::_Bind<std::_Mem_fn<void (KActivities::Experimental::Stats::ResultModel::Private::*)(QString const&, double, unsigned int, unsigned int)> (KActivities::Experimental::Stats::ResultModel::Private*, std::_Placeholder<1>, std::_Placeholder<2>, std::_Placeholder<3>, std::_Placeholder<4>)>, 4, QtPrivate::List<QString const&, double, unsigned int, unsigned int>, void>::impl(int, QtPrivate::QSlotObjectBase*, QObject*, void**, bool*) (which=1, this_=0x1401620, r=0x1394b90, a=0x7ffd7cc9d3a0, ret=0x0) at /opt/qt5/include/QtCore/qobject_impl.h:192
#19 0x00007f133126782d in QtPrivate::QSlotObjectBase::call (this=0x1401620, r=0x1394b90, a=0x7ffd7cc9d3a0) at ../../include/QtCore/../../../../qt5/qtbase/src/corelib/kernel/qobject_impl.h:124
#20 0x00007f133126482e in QMetaObject::activate (sender=0x13e97d0, signalOffset=3, local_signal_index=0, argv=0x7ffd7cc9d3a0) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qobject.cpp:3698
#21 0x00007f1331264144 in QMetaObject::activate (sender=0x13e97d0, m=0x7f127edba880 <KActivities::Experimental::Stats::ResultWatcher::staticMetaObject>, local_signal_index=0, argv=0x7ffd7cc9d3a0) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qobject.cpp:3578
#22 0x00007f127eba6104 in KActivities::Experimental::Stats::ResultWatcher::resultAdded (this=0x13e97d0, _t1=..., _t2=0, _t3=1440017230, _t4=1440017230) at lib/kactivities-stats/src/lib/stats/moc_resultwatcher.cpp:175
#23 0x00007f127eb8d507 in KActivities::Experimental::Stats::ResultWatcher::Private::onResourceScoreUpdated (this=0x13e96c0, activity=..., agent=..., resource=..., score=0, lastUpdate=1440017230, firstUpdate=1440017230) at /home/david/projects/kde5/src/kde/workspace/plasma-desktop/lib/kactivities-stats/src/lib/stats/resultwatcher.cpp:204
#24 0x00007f127eb93130 in std::_Mem_fn_base<void (KActivities::Experimental::Stats::ResultWatcher::Private::*)(QString const&, QString const&, QString const&, double, unsigned int, unsigned int), true>::operator()<QString const&, QString const&, QString const&, double&, unsigned int&, unsigned int&, void> (this=0x7ffd7cc9d680, __object=0x13e96c0) at /usr/include/c++/5.2.0/functional:600
#25 0x00007f127eb92703 in std::_Bind<std::_Mem_fn<void (KActivities::Experimental::Stats::ResultWatcher::Private::*)(QString const&, QString const&, QString const&, double, unsigned int, unsigned int)> (KActivities::Experimental::Stats::ResultWatcher::Private*, std::_Placeholder<1>, std::_Placeholder<2>, std::_Placeholder<3>, std::_Placeholder<4>, std::_Placeholder<5>, std::_Placeholder<6>)>::__call<void, QString const&, QString const&, QString const&, double&, unsigned int&, unsigned int&, 0ul, 1ul, 2ul, 3ul, 4ul, 5ul, 6ul>(std::tuple<QString const&, QString const&, QString const&, double&, unsigned int&, unsigned int&>&&, std::_Index_tuple<0ul, 1ul, 2ul, 3ul, 4ul, 5ul, 6ul>) (this=0x7ffd7cc9d680, __args=<unknown type in /opt/kde5/lib64/libKF5ActivitiesExperimentalStats.so.1, CU 0x655f5, DIE 0xb5e29>) at /usr/include/c++/5.2.0/functional:1074
#26 0x00007f127eb91b7d in std::_Bind<std::_Mem_fn<void (KActivities::Experimental::Stats::ResultWatcher::Private::*)(QString const&, QString const&, QString const&, double, unsigned int, unsigned int)> (KActivities::Experimental::Stats::ResultWatcher::Private*, std::_Placeholder<1>, std::_Placeholder<2>, std::_Placeholder<3>, std::_Placeholder<4>, std::_Placeholder<5>, std::_Placeholder<6>)>::operator()<QString const&, QString const&, QString const&, double&, unsigned int&, unsigned int&, void>(QString const&, QString const&, QString const&, double&, unsigned int&, unsigned int&) (this=0x7ffd7cc9d680) at /usr/include/c++/5.2.0/functional:1133
#27 0x00007f127eb917f2 in QtPrivate::FunctorCall<QtPrivate::IndexesList<0, 1, 2, 3, 4, 5>, QtPrivate::List<QString const&, QString const&, QString const&, double, unsigned int, unsigned int>, void, std::_Bind<std::_Mem_fn<void (KActivities::Experimental::Stats::ResultWatcher::Private::*)(QString const&, QString const&, QString const&, double, unsigned int, unsigned int)> (KActivities::Experimental::Stats::ResultWatcher::Private*, std::_Placeholder<1>, std::_Placeholder<2>, std::_Placeholder<3>, std::_Placeholder<4>, std::_Placeholder<5>, std::_Placeholder<6>)> >::call(std::_Bind<std::_Mem_fn<void (KActivities::Experimental::Stats::ResultWatcher::Private::*)(QString const&, QString const&, QString const&, double, unsigned int, unsigned int)> (KActivities::Experimental::Stats::ResultWatcher::Private*, std::_Placeholder<1>, std::_Placeholder<2>, std::_Placeholder<3>, std::_Placeholder<4>, std::_Placeholder<5>, std::_Placeholder<6>)>, void**) (f=..., arg=0x7ffd7cc9d8d0) at /opt/qt5/include/QtCore/qobjectdefs_impl.h:495
#28 0x00007f127eb907e3 in QtPrivate::Functor<std::_Bind<std::_Mem_fn<void (KActivities::Experimental::Stats::ResultWatcher::Private::*)(QString const&, QString const&, QString const&, double, unsigned int, unsigned int)> (KActivities::Experimental::Stats::ResultWatcher::Private*, std::_Placeholder<1>, std::_Placeholder<2>, std::_Placeholder<3>, std::_Placeholder<4>, std::_Placeholder<5>, std::_Placeholder<6>)>, 6>::call<QtPrivate::List<QString const&, QString const&, QString const&, double, unsigned int, unsigned int>, void>(std::_Bind<std::_Mem_fn<void (KActivities::Experimental::Stats::ResultWatcher::Private::*)(QString const&, QString const&, QString const&, double, unsigned int, unsigned int)> (KActivities::Experimental::Stats::ResultWatcher::Private*, std::_Placeholder<1>, std::_Placeholder<2>, std::_Placeholder<3>, std::_Placeholder<4>, std::_Placeholder<5>, std::_Placeholder<6>)>&, void*, void**) (f=..., arg=0x7ffd7cc9d8d0) at /opt/qt5/include/QtCore/qobjectdefs_impl.h:552
#29 0x00007f127eb90204 in QtPrivate::QFunctorSlotObject<std::_Bind<std::_Mem_fn<void (KActivities::Experimental::Stats::ResultWatcher::Private::*)(QString const&, QString const&, QString const&, double, unsigned int, unsigned int)> (KActivities::Experimental::Stats::ResultWatcher::Private*, std::_Placeholder<1>, std::_Placeholder<2>, std::_Placeholder<3>, std::_Placeholder<4>, std::_Placeholder<5>, std::_Placeholder<6>)>, 6, QtPrivate::List<QString const&, QString const&, QString const&, double, unsigned int, unsigned int>, void>::impl(int, QtPrivate::QSlotObjectBase*, QObject*, void**, bool*) (which=1, this_=0x13ed610, r=0x13e97d0, a=0x7ffd7cc9d8d0, ret=0x0) at /opt/qt5/include/QtCore/qobject_impl.h:192
#30 0x00007f133126782d in QtPrivate::QSlotObjectBase::call (this=0x13ed610, r=0x13e97d0, a=0x7ffd7cc9d8d0) at ../../include/QtCore/../../../../qt5/qtbase/src/corelib/kernel/qobject_impl.h:124
#31 0x00007f133126482e in QMetaObject::activate (sender=0x13dd970, signalOffset=3, local_signal_index=3, argv=0x7ffd7cc9d8d0) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qobject.cpp:3698
#32 0x00007f1331264144 in QMetaObject::activate (sender=0x13dd970, m=0x7f127edba6c0 <OrgKdeActivityManagerResourcesScoringInterface::staticMetaObject>, local_signal_index=3, argv=0x7ffd7cc9d8d0) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qobject.cpp:3578
#33 0x00007f127eba489a in OrgKdeActivityManagerResourcesScoringInterface::ResourceScoreUpdated (this=0x13dd970, _t1=..., _t2=..., _t3=..., _t4=0, _t5=1440017230, _t6=1440017230) at lib/kactivities-stats/src/lib/stats/resourcesscoring_interface.moc:211
#34 0x00007f127eba4384 in OrgKdeActivityManagerResourcesScoringInterface::qt_static_metacall (_o=0x13dd970, _c=QMetaObject::InvokeMetaMethod, _id=3, _a=0x7ffd7cc9da60) at lib/kactivities-stats/src/lib/stats/resourcesscoring_interface.moc:111
#35 0x00007f127eba46a8 in OrgKdeActivityManagerResourcesScoringInterface::qt_metacall (this=0x13dd970, _c=QMetaObject::InvokeMetaMethod, _id=3, _a=0x7ffd7cc9da60) at lib/kactivities-stats/src/lib/stats/resourcesscoring_interface.moc:176
#36 0x00007f1338061dca in QDBusConnectionPrivate::deliverCall (this=0x7d2c40, object=0x13dd970, msg=..., metaTypes=..., slotIdx=9) at /home/david/projects/qt5/qtbase/src/dbus/qdbusintegrator.cpp:978
#37 0x00007f133806c61d in QDBusCallDeliveryEvent::placeMetaCall (this=0x1494900, object=0x13dd970) at /home/david/projects/qt5/qtbase/src/dbus/qdbusintegrator_p.h:95
#38 0x00007f133125df0a in QObject::event (this=0x13dd970, e=0x1494900) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qobject.cpp:1239
#39 0x00007f1331fb65a6 in QApplicationPrivate::notify_helper (this=0x772170, receiver=0x13dd970, e=0x1494900) at /home/david/projects/qt5/qtbase/src/widgets/kernel/qapplication.cpp:3717
#40 0x00007f1331fb3d05 in QApplication::notify (this=0x7ffd7cc9eab0, receiver=0x13dd970, e=0x1494900) at /home/david/projects/qt5/qtbase/src/widgets/kernel/qapplication.cpp:3161
#41 0x00007f1331225fc2 in QCoreApplication::notifyInternal (this=0x7ffd7cc9eab0, receiver=0x13dd970, event=0x1494900) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qcoreapplication.cpp:965
#42 0x00007f1331229ce1 in QCoreApplication::sendEvent (receiver=0x13dd970, event=0x1494900) at ../../include/QtCore/../../../../qt5/qtbase/src/corelib/kernel/qcoreapplication.h:224
#43 0x00007f133122733e in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x768430) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qcoreapplication.cpp:1593
#44 0x00007f1331226cbe in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qcoreapplication.cpp:1451
#45 0x00007f133129b956 in postEventSourceDispatch (s=0x7b9e10) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:271
#46 0x00007f132bd6a9fd in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#47 0x00007f132bd6ace0 in ?? () from /usr/lib/libglib-2.0.so.0
#48 0x00007f132bd6ad8c in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#49 0x00007f133129c113 in QEventDispatcherGlib::processEvents (this=0x767f60, flags=...) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:418
#50 0x00007f13236406b0 in QPAEventDispatcherGlib::processEvents (this=0x767f60, flags=...) at /home/david/projects/qt5/qtbase/src/platformsupport/eventdispatchers/qeventdispatcher_glib.cpp:115
#51 0x00007f1331222b80 in QEventLoop::processEvents (this=0x7ffd7cc9e920, flags=...) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qeventloop.cpp:128
#52 0x00007f1331222e74 in QEventLoop::exec (this=0x7ffd7cc9e920, flags=...) at /home/david/projects/qt5/qtbase/src/corelib/kernel/qeventloop.cpp:204
#53 0x00007f13312266a0 in QCoreApplication::exec () at /home/david/projects/qt5/qtbase/src/corelib/kernel/qcoreapplication.cpp:1229
#54 0x00007f133162f4c4 in QGuiApplication::exec () at /home/david/projects/qt5/qtbase/src/gui/kernel/qguiapplication.cpp:1528
#55 0x00007f1331fb36df in QApplication::exec () at /home/david/projects/qt5/qtbase/src/widgets/kernel/qapplication.cpp:2977
#56 0x000000000046e2cf in main (argc=1, argv=0x7ffd7cc9f0c8) at /home/david/projects/kde5/src/kde/workspace/plasma-workspace/shell/main.cpp:176

Possible duplicates by query: bug 349696, bug 348367, bug 347355, bug 346106, bug 345371.

Reported using DrKonqi