Bug 437287

Summary: Discover crashes in Attica::KdePlatformDependent::getAccessToken when no id token is available
Product: [Frameworks and Libraries] frameworks-attica Reporter: Nate Graham <nate>
Component: generalAssignee: Frederik Gladhorn <gladhorn>
Status: REPORTED ---    
Severity: crash CC: admin
Priority: NOR    
Version First Reported In: unspecified   
Target Milestone: ---   
Platform: Other   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Nate Graham 2021-05-18 04:43:31 UTC 
See Bug 437282 for the background conditions.

I opened Discover, navigated to an app page (Can't remember which one) and left the computer for a while. When I returned, Discover had crashed. Here is the terrifying backtrace:


#0  0x00007f7a42faa664 in std::__atomic_base<int>::load (__m=std::memory_order_relaxed, 
    this=<optimized out>) at /usr/include/c++/10/bits/atomic_base.h:426
426             return __atomic_load_n(&_M_i, int(__m));
[Current thread is 1 (Thread 0x7f7a79324340 (LWP 16890))]
(gdb) bt
#0  0x00007f7a42faa664 in std::__atomic_base<int>::load(std::memory_order) const
    (__m=std::memory_order_relaxed, this=<optimized out>)
    at /usr/include/c++/10/bits/atomic_base.h:426
#1  QAtomicOps<int>::loadRelaxed<int>(std::atomic<int> const&) (_q_value=<optimized out>)
    at /usr/include/qt5/QtCore/qatomic_cxx11.h:239
#2  QBasicAtomicInteger<int>::loadRelaxed() const (this=<optimized out>)
    at /usr/include/qt5/QtCore/qbasicatomic.h:107
#3  QtPrivate::RefCount::isShared() const (this=<optimized out>)
    at /usr/include/qt5/QtCore/qrefcount.h:101
#4  QHash<QString, QSharedPointer<KNSCore::Provider> >::detach() (this=0x1e2c0a0)
    at /usr/include/qt5/QtCore/qhash.h:291
#5  QHash<QString, QSharedPointer<KNSCore::Provider> >::insert(QString const&, QSharedPointer<KNSCore::Provider> const&) (this=this@entry=0x1e2c0a0, akey=..., avalue=...)
    at /usr/include/qt5/QtCore/qhash.h:770
#6  0x00007f7a42fa2d90 in KNSCore::Engine::addProvider(QSharedPointer<KNSCore::Provider>)
    (this=this@entry=0x1e2c060, provider=...)
    at /home/nate/kde/src/knewstuff/src/core/engine.cpp:402
#7  0x00007f7a42fa346b in KNSCore::Engine::slotProviderFileLoaded(QDomDocument const&)
    (this=0x1e2c060, doc=<optimized out>) at /home/nate/kde/src/knewstuff/src/core/engine.cpp:375
#8  0x00007f7a7c088c17 in QtPrivate::QSlotObjectBase::call(QObject*, void**)
    (a=0x7ffdbb91d450, r=0x1e2c060, this=0x1e31d30)
    at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#9  doActivate<false>(QObject*, int, void**)
    (sender=0x25664d0, signal_index=3, argv=argv@entry=0x7ffdbb91d450) at kernel/qobject.cpp:3886
#10 0x00007f7a7c081f60 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**)
    (sender=sender@entry=0x25664d0, m=m@entry=0x7f7a42ffb0a0 <KNSCore::XmlLoader::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffdbb91d450)
    at kernel/qobject.cpp:3946
#11 0x00007f7a42f90102 in KNSCore::XmlLoader::signalLoaded(QDomDocument const&)
    (this=this@entry=0x25664d0, _t1=...)
    at /home/nate/kde/build/knewstuff/src/core/KF5NewStuffCore_autogen/EWIEGA46WW/moc_xmlloader.cpp:169
#12 0x00007f7a42fc736d in KNSCore::XmlLoader::slotJobResult(KJob*)
    (this=0x25664d0, job=<optimized out>) at /home/nate/kde/src/knewstuff/src/core/xmlloader.cpp:62
#13 0x00007f7a7c088c17 in QtPrivate::QSlotObjectBase::call(QObject*, void**)
    (a=0x7ffdbb91d5e0, r=0x25664d0, this=0x16d7e30)
    at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#14 doActivate<false>(QObject*, int, void**)
    (sender=0x1855a00, signal_index=6, argv=argv@entry=0x7ffdbb91d5e0) at kernel/qobject.cpp:3886
#15 0x00007f7a7c081f60 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**)
    (sender=sender@entry=0x1855a00, m=m@entry=0x7f7a7d167540 <KJob::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffdbb91d5e0) at kernel/qobject.cpp:3946
#16 0x00007f7a7d10a94c in KJob::result(KJob*, KJob::QPrivateSignal)
    (this=this@entry=0x1855a00, _t1=<optimized out>, _t1@entry=0x1855a00, _t2=...)
    at /home/nate/kde/build/kcoreaddons/src/lib/KF5CoreAddons_autogen/include/moc_kjob.cpp:636
#17 0x00007f7a7d10b4d3 in KJob::finishJob(bool) (this=0x1855a00, emitResult=<optimized out>)
    at /home/nate/kde/src/kcoreaddons/src/lib/jobs/kjob.cpp:97
#18 0x00007f7a7c088c17 in QtPrivate::QSlotObjectBase::call(QObject*, void**)
    (a=0x7ffdbb91d6c0, r=0x1855a00, this=0x4216260)
    at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#19 doActivate<false>(QObject*, int, void**)
    (sender=0x3d42630, signal_index=5, argv=0x7ffdbb91d6c0, argv@entry=0x0)
    at kernel/qobject.cpp:3886
#20 0x00007f7a7c081f60 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**)
    (sender=sender@entry=0x3d42630, m=m@entry=0x7f7a42ffb260 <KNSCore::HTTPWorker::staticMetaObject>, local_signal_index=local_signal_index@entry=2, argv=argv@entry=0x0) at kernel/qobject.cpp:3946
#21 0x00007f7a42f8f5c3 in KNSCore::HTTPWorker::completed() (this=this@entry=0x3d42630)
    at /home/nate/kde/build/knewstuff/src/core/KF5NewStuffCore_autogen/AJN4HOEG3V/moc_httpworker.cpp:198
#22 0x00007f7a42fca0b4 in KNSCore::HTTPWorker::handleFinished() (this=0x3d42630)
    at /home/nate/kde/src/knewstuff/src/core/jobs/httpworker.cpp:159
#23 0x00007f7a7c088c17 in QtPrivate::QSlotObjectBase::call(QObject*, void**)
    (a=0x7ffdbb91d860, r=0x3d42630, this=0x1682270)
    at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#24 doActivate<false>(QObject*, int, void**)
    (sender=0x3d36490, signal_index=10, argv=0x7ffdbb91d860, argv@entry=0x0)
    at kernel/qobject.cpp:3886
#25 0x00007f7a7c081f60 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**)
    (sender=sender@entry=0x3d36490, m=m@entry=0x7f7a7cc1e760 <QNetworkReply::staticMetaObject>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x0) at kernel/qobject.cpp:3946
#26 0x00007f7a7cbbd693 in QNetworkReply::finished() (this=this@entry=0x3d36490)
    at .moc/moc_qnetworkreply.cpp:404
#27 0x00007f7a7cb30858 in QNetworkReplyHttpImplPrivate::finished() (this=0x28579a0)
    at access/qnetworkreplyhttpimpl.cpp:2270
#28 0x00007f7a7c07ea2c in QObject::event(QEvent*) (this=0x3d36490, e=0x7f79cc071d70)
    at kernel/qobject.cpp:1314
#29 0x00007f7a7d31faff in QApplicationPrivate::notify_helper(QObject*, QEvent*)
    (this=<optimized out>, receiver=0x3d36490, e=0x7f79cc071d70) at kernel/qapplication.cpp:3632
#30 0x00007f7a7c05213a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
    (receiver=0x3d36490, event=0x7f79cc071d70) at kernel/qcoreapplication.cpp:1063
#31 0x00007f7a7c0550b1 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*)
    (receiver=0x0, event_type=0, data=0xca4ec0) at kernel/qcoreapplication.cpp:1817
#32 0x00007f7a7c0aa6b3 in postEventSourceDispatch(GSource*, GSourceFunc, gpointer)
    (s=s@entry=0xdbebc0) at kernel/qeventdispatcher_glib.cpp:277
#33 0x00007f7a7a5d48b7 in g_main_dispatch (context=0x7f7a70005000) at ../glib/gmain.c:3337
#34 g_main_context_dispatch (context=0x7f7a70005000) at ../glib/gmain.c:4055
#35 0x00007f7a7a5d4c38 in g_main_context_iterate
    (context=context@entry=0x7f7a70005000, block=block@entry=0, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/gmain.c:4131
#36 0x00007f7a7a5d4cef in g_main_context_iteration (context=0x7f7a70005000, may_block=0)
    at ../glib/gmain.c:4196
#37 0x00007f7a7c0a9da1 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0xdb1e60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#38 0x00007f7a48096e97 in Attica::KdePlatformDependent::getAccessToken(QUrl const&) const
    (this=this@entry=0x16fed40) at /usr/include/qt5/QtCore/qflags.h:121
#39 0x00007f7a48097651 in Attica::KdePlatformDependent::addOAuthToRequest(QNetworkRequest const&)
    (this=this@entry=0x16fed40, request=...)
    at /home/nate/kde/src/plasma-desktop/attica-kde/kdeplugin/kdeplatformdependent.cpp:136
#40 0x00007f7a48098146 in Attica::KdePlatformDependent::get(QNetworkRequest const&)
    (this=0x16fed40, request=<optimized out>)
    at /home/nate/kde/src/plasma-desktop/attica-kde/kdeplugin/kdeplatformdependent.cpp:157
#41 0x00007f7a7b706615 in Attica::BaseJob::doWork() (this=0x46c8df0)
    at /home/nate/kde/src/attica/src/atticabasejob.cpp:130
#42 0x00007f7a7c07ea2c in QObject::event(QEvent*) (this=0x46c8df0, e=0x46f5c30)
    at kernel/qobject.cpp:1314
#43 0x00007f7a7d31faff in QApplicationPrivate::notify_helper(QObject*, QEvent*)
    (this=<optimized out>, receiver=0x46c8df0, e=0x46f5c30) at kernel/qapplication.cpp:3632
#44 0x00007f7a7c05213a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
    (receiver=0x46c8df0, event=0x46f5c30) at kernel/qcoreapplication.cpp:1063
#45 0x00007f7a7c0550b1 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*)
    (receiver=0x0, event_type=0, data=0xca4ec0) at kernel/qcoreapplication.cpp:1817
#46 0x00007f7a7c0aa6b3 in postEventSourceDispatch(GSource*, GSourceFunc, gpointer)
    (s=s@entry=0xdbebc0) at kernel/qeventdispatcher_glib.cpp:277
#47 0x00007f7a7a5d48b7 in g_main_dispatch (context=0x7f7a70005000) at ../glib/gmain.c:3337
#48 g_main_context_dispatch (context=0x7f7a70005000) at ../glib/gmain.c:4055
#49 0x00007f7a7a5d4c38 in g_main_context_iterate
    (context=context@entry=0x7f7a70005000, block=block@entry=0, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/gmain.c:4131
#50 0x00007f7a7a5d4cef in g_main_context_iteration (context=0x7f7a70005000, may_block=0)
    at ../glib/gmain.c:4196
#51 0x00007f7a7c0a9da1 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0xdb1e60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#52 0x00007f7a48096e97 in Attica::KdePlatformDependent::getAccessToken(QUrl const&) const
    (this=this@entry=0x16fed40) at /usr/include/qt5/QtCore/qflags.h:121
#53 0x00007f7a48097651 in Attica::KdePlatformDependent::addOAuthToRequest(QNetworkRequest const&)
    (this=this@entry=0x16fed40, request=...)
    at /home/nate/kde/src/plasma-desktop/attica-kde/kdeplugin/kdeplatformdependent.cpp:136
#54 0x00007f7a48098146 in Attica::KdePlatformDependent::get(QNetworkRequest const&)
    (this=0x16fed40, request=<optimized out>)
    at /home/nate/kde/src/plasma-desktop/attica-kde/kdeplugin/kdeplatformdependent.cpp:157
#55 0x00007f7a7b706615 in Attica::BaseJob::doWork() (this=0x43d2800)
    at /home/nate/kde/src/attica/src/atticabasejob.cpp:130
#56 0x00007f7a7c07ea2c in QObject::event(QEvent*) (this=0x43d2800, e=0x46f5db0)
    at kernel/qobject.cpp:1314
#57 0x00007f7a7d31faff in QApplicationPrivate::notify_helper(QObject*, QEvent*)
    (this=<optimized out>, receiver=0x43d2800, e=0x46f5db0) at kernel/qapplication.cpp:3632
#58 0x00007f7a7c05213a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
    (receiver=0x43d2800, event=0x46f5db0) at kernel/qcoreapplication.cpp:1063
#59 0x00007f7a7c0550b1 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*)
    (receiver=0x0, event_type=0, data=0xca4ec0) at kernel/qcoreapplication.cpp:1817
#60 0x00007f7a7c0aa6b3 in postEventSourceDispatch(GSource*, GSourceFunc, gpointer)
    (s=s@entry=0xdbebc0) at kernel/qeventdispatcher_glib.cpp:277
#61 0x00007f7a7a5d48b7 in g_main_dispatch (context=0x7f7a70005000) at ../glib/gmain.c:3337
#62 g_main_context_dispatch (context=0x7f7a70005000) at ../glib/gmain.c:4055
#63 0x00007f7a7a5d4c38 in g_main_context_iterate
    (context=context@entry=0x7f7a70005000, block=block@entry=0, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/gmain.c:4131
#64 0x00007f7a7a5d4cef in g_main_context_iteration (context=0x7f7a70005000, may_block=0)
    at ../glib/gmain.c:4196
#65 0x00007f7a7c0a9da1 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0xdb1e60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#66 0x00007f7a48096e97 in Attica::KdePlatformDependent::getAccessToken(QUrl const&) const
    (this=this@entry=0x16fed40) at /usr/include/qt5/QtCore/qflags.h:121
#67 0x00007f7a48097651 in Attica::KdePlatformDependent::addOAuthToRequest(QNetworkRequest const&)
    (this=this@entry=0x16fed40, request=...)
    at /home/nate/kde/src/plasma-desktop/attica-kde/kdeplugin/kdeplatformdependent.cpp:136
#68 0x00007f7a48098146 in Attica::KdePlatformDependent::get(QNetworkRequest const&)
    (this=0x16fed40, request=<optimized out>)
    at /home/nate/kde/src/plasma-desktop/attica-kde/kdeplugin/kdeplatformdependent.cpp:157
#69 0x00007f7a7b706615 in Attica::BaseJob::doWork() (this=0x1e33b50)
    at /home/nate/kde/src/attica/src/atticabasejob.cpp:130
#70 0x00007f7a7c07ea2c in QObject::event(QEvent*) (this=0x1e33b50, e=0x46f5920)
    at kernel/qobject.cpp:1314
#71 0x00007f7a7d31faff in QApplicationPrivate::notify_helper(QObject*, QEvent*)
    (this=<optimized out>, receiver=0x1e33b50, e=0x46f5920) at kernel/qapplication.cpp:3632
#72 0x00007f7a7c05213a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
    (receiver=0x1e33b50, event=0x46f5920) at kernel/qcoreapplication.cpp:1063
#73 0x00007f7a7c0550b1 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*)
    (receiver=0x0, event_type=0, data=0xca4ec0) at kernel/qcoreapplication.cpp:1817
#74 0x00007f7a7c0aa6b3 in postEventSourceDispatch(GSource*, GSourceFunc, gpointer)
    (s=s@entry=0xdbebc0) at kernel/qeventdispatcher_glib.cpp:277
#75 0x00007f7a7a5d48b7 in g_main_dispatch (context=0x7f7a70005000) at ../glib/gmain.c:3337
#76 g_main_context_dispatch (context=0x7f7a70005000) at ../glib/gmain.c:4055
#77 0x00007f7a7a5d4c38 in g_main_context_iterate
    (context=context@entry=0x7f7a70005000, block=block@entry=0, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/gmain.c:4131
#78 0x00007f7a7a5d4cef in g_main_context_iteration (context=0x7f7a70005000, may_block=0)
    at ../glib/gmain.c:4196
#79 0x00007f7a7c0a9da1 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0xdb1e60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#80 0x00007f7a48096e97 in Attica::KdePlatformDependent::getAccessToken(QUrl const&) const
    (this=this@entry=0x16fed40) at /usr/include/qt5/QtCore/qflags.h:121
#81 0x00007f7a48097651 in Attica::KdePlatformDependent::addOAuthToRequest(QNetworkRequest const&)
    (this=this@entry=0x16fed40, request=...)
    at /home/nate/kde/src/plasma-desktop/attica-kde/kdeplugin/kdeplatformdependent.cpp:136
#82 0x00007f7a48098146 in Attica::KdePlatformDependent::get(QNetworkRequest const&)
    (this=0x16fed40, request=<optimized out>)
    at /home/nate/kde/src/plasma-desktop/attica-kde/kdeplugin/kdeplatformdependent.cpp:157
#83 0x00007f7a7b706615 in Attica::BaseJob::doWork() (this=0x46cf1b0)
    at /home/nate/kde/src/attica/src/atticabasejob.cpp:130
#84 0x00007f7a7c07ea2c in QObject::event(QEvent*) (this=0x46cf1b0, e=0x46f5cb0)
    at kernel/qobject.cpp:1314
#85 0x00007f7a7d31faff in QApplicationPrivate::notify_helper(QObject*, QEvent*)
    (this=<optimized out>, receiver=0x46cf1b0, e=0x46f5cb0) at kernel/qapplication.cpp:3632
#86 0x00007f7a7c05213a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
    (receiver=0x46cf1b0, event=0x46f5cb0) at kernel/qcoreapplication.cpp:1063
#87 0x00007f7a7c0550b1 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*)
    (receiver=0x0, event_type=0, data=0xca4ec0) at kernel/qcoreapplication.cpp:1817
#88 0x00007f7a7c0aa6b3 in postEventSourceDispatch(GSource*, GSourceFunc, gpointer)
    (s=s@entry=0xdbebc0) at kernel/qeventdispatcher_glib.cpp:277
#89 0x00007f7a7a5d48b7 in g_main_dispatch (context=0x7f7a70005000) at ../glib/gmain.c:3337
#90 g_main_context_dispatch (context=0x7f7a70005000) at ../glib/gmain.c:4055
#91 0x00007f7a7a5d4c38 in g_main_context_iterate
    (context=context@entry=0x7f7a70005000, block=block@entry=0, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/gmain.c:4131
#92 0x00007f7a7a5d4cef in g_main_context_iteration (context=0x7f7a70005000, may_block=0)
    at ../glib/gmain.c:4196
#93 0x00007f7a7c0a9da1 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0xdb1e60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#94 0x00007f7a48096e97 in Attica::KdePlatformDependent::getAccessToken(QUrl const&) const
    (this=this@entry=0x16fed40) at /usr/include/qt5/QtCore/qflags.h:121
#95 0x00007f7a48097651 in Attica::KdePlatformDependent::addOAuthToRequest(QNetworkRequest const&)
    (this=this@entry=0x16fed40, request=...)
    at /home/nate/kde/src/plasma-desktop/attica-kde/kdeplugin/kdeplatformdependent.cpp:136
#96 0x00007f7a48098146 in Attica::KdePlatformDependent::get(QNetworkRequest const&)
    (this=0x16fed40, request=<optimized out>)
    at /home/nate/kde/src/plasma-desktop/attica-kde/kdeplugin/kdeplatformdependent.cpp:157
#97 0x00007f7a7b706615 in Attica::BaseJob::doWork() (this=0x16b4700)
    at /home/nate/kde/src/attica/src/atticabasejob.cpp:130
#98 0x00007f7a7c07ea2c in QObject::event(QEvent*) (this=0x16b4700, e=0x16930b0)
    at kernel/qobject.cpp:1314
#99 0x00007f7a7d31faff in QApplicationPrivate::notify_helper(QObject*, QEvent*)
    (this=<optimized out>, receiver=0x16b4700, e=0x16930b0) at kernel/qapplication.cpp:3632
#100 0x00007f7a7c05213a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
    (receiver=0x16b4700, event=0x16930b0) at kernel/qcoreapplication.cpp:1063
#101 0x00007f7a7c0550b1 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*)
    (receiver=0x0, event_type=0, data=0xca4ec0) at kernel/qcoreapplication.cpp:1817
#102 0x00007f7a7c0aa6b3 in postEventSourceDispatch(GSource*, GSourceFunc, gpointer)
    (s=s@entry=0xdbebc0) at kernel/qeventdispatcher_glib.cpp:277
#103 0x00007f7a7a5d48b7 in g_main_dispatch (context=0x7f7a70005000) at ../glib/gmain.c:3337
#104 g_main_context_dispatch (context=0x7f7a70005000) at ../glib/gmain.c:4055
#105 0x00007f7a7a5d4c38 in g_main_context_iterate
    (context=context@entry=0x7f7a70005000, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/gmain.c:4131
#106 0x00007f7a7a5d4cef in g_main_context_iteration
    (context=0x7f7a70005000, may_block=may_block@entry=1) at ../glib/gmain.c:4196
#107 0x00007f7a7c0a9d30 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0xdb1e60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#108 0x00007f7a7c050b7b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
    (this=this@entry=0x7ffdbb91f5e0, flags=..., flags@entry=...)
    at ../../include/QtCore/../../src/corelib/global/qflags.h:69
#109 0x00007f7a7c058db0 in QCoreApplication::exec() ()
    at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#110 0x00007f7a7c4b3a9c in QGuiApplication::exec() () at kernel/qguiapplication.cpp:1867
#111 0x00007f7a7d31fa75 in QApplication::exec() () at kernel/qapplication.cpp:2824
#112 0x0000000000415f37 in main(int, char**) (argc=<optimized out>, argv=0x7ffdbb91f6e0)
    at /home/nate/kde/src/discover/discover/main.cpp:196