Having bindings for reading a QVariantList in QML inside Qt 3D components crashes

1  QV4::PersistentValueStorage::allocate                                                                                                                                    qv4persistent.cpp            208  0x7ffff73c0f5e 
2  QJSValuePrivate::setValue                                                                                                                                                qjsvalue_p.h                 88   0x7ffff73b74a7 
3  QJSValue::QJSValue                                                                                                                                                       qjsvalue.cpp                 280  0x7ffff73b74a7 
4  QtMetaTypePrivate::QMetaTypeFunctionHelper<QJSValue, true>::Construct                                                                                                    qmetatype.h                  804  0x7ffff7313139 
5  QMetaType::construct                                                                                                                                                     qmetatype.h                  2240 0x7ffff6f52ffa 
6  (anonymous namespace)::customConstruct                                                                                                                                   qvariant.cpp                 1474 0x7ffff6f52ffa 
7  QVariant::create                                                                                                                                                         qvariant.cpp                 1806 0x7ffff6f530d7 
8  QVariant::QVariant                                                                                                                                                       qvariant.cpp                 2139 0x7ffff6f532ea 
9  qVariantFromValue<QJSValue>                                                                                                                                              qvariant.h                   520  0x7ffff7504132 
10 QVariant::fromValue<QJSValue>                                                                                                                                            qvariant.h                   366  0x7ffff7504132 
11 toVariant                                                                                                                                                                qv4engine.cpp                1376 0x7ffff7504132 
12 QV4::ExecutionEngine::toVariant                                                                                                                                          qv4engine.cpp                1271 0x7ffff75041d3 
13 QQmlVMEMetaObject::readPropertyAsVariant                                                                                                                                 qqmlvmemetaobject.cpp        1021 0x7ffff75371dc 
14 QQmlVMEMetaObject::metaCall                                                                                                                                              qqmlvmemetaobject.cpp        649  0x7ffff7539b09 
15 QMetaObject::metacall                                                                                                                                                    qmetaobject.cpp              301  0x7ffff6f1a215 
16 QMetaProperty::read                                                                                                                                                      qmetaobject.cpp              3150 0x7ffff6f20e65 
17 Qt3DCore::QNodePrivate::propertyChanged                                                                                                                                  qnode.cpp                    418  0x7fffe8472538 
18 Qt3DCore::PropertyChangeHandler<Qt3DCore::QNodePrivate>::qt_metacall                                                                                                     propertychangehandler_p.h    121  0x7fffe847564f 
19 QMetaObject::metacall                                                                                                                                                    qmetaobject.cpp              303  0x7ffff6f1a21d 
20 QMetaObject::activate                                                                                                                                                    qobject.cpp                  3812 0x7ffff6f40cbb 
21 QQmlVMEMetaObject::activate                                                                                                                                              qqmlvmemetaobject.cpp        1246 0x7ffff7537a69 
22 QQmlVMEMetaObject::writeVarProperty                                                                                                                                      qqmlvmemetaobject.cpp        1063 0x7ffff7539537 
23 QQmlVMEMetaObject::setVMEProperty                                                                                                                                        qqmlvmemetaobject.cpp        1166 0x7ffff75395e5 
24 QQmlBinding::slowWrite                                                                                                                                                   qqmlbinding.cpp              431  0x7ffff75d0f80 
25 GenericBinding<0>::write                                                                                                                                                 qqmlbinding.cpp              325  0x7ffff75d43f5 
26 QQmlNonbindingBinding::doUpdate                                                                                                                                          qqmlbinding.cpp              249  0x7ffff75d5a20 
27 QQmlBinding::update                                                                                                                                                      qqmlbinding.cpp              185  0x7ffff75d2794 
28 QQmlBinding::expressionChanged                                                                                                                                           qqmlbinding.cpp              530  0x7ffff75d2916 
29 QQmlJavaScriptExpressionGuard_callback                                                                                                                                   qqmljavascriptexpression.cpp 414  0x7ffff75c7561 
30 QQmlNotifier::emitNotify                                                                                                                                                 qqmlnotifier.cpp             104  0x7ffff75a4424 
31 QQmlData::signalEmitted                                                                                                                                                  qqmlengine.cpp               883  0x7ffff753f3ee 
32 QMetaObject::activate                                                                                                                                                    qobject.cpp                  3665 0x7ffff6f40605 
33 QMetaObject::activate                                                                                                                                                    qobject.cpp                  3648 0x7ffff6f40f33 
34 Tracker::trackedMarkersChanged                                                                                                                                           moc_Tracker.cpp              180  0x404711       
35 Tracker::Tracker(QObject *)::{lambda()#1}::operator()() const                                                                                                            Tracker.cpp                  11   0x402301       
36 QtPrivate::FunctorCall<QtPrivate::IndexesList<>, QtPrivate::List<>, void, Tracker::Tracker(QObject *)::<lambda()>>::call(Tracker::<lambda()> &, void * *)                qobjectdefs_impl.h           146  0x402689       
37 QtPrivate::Functor<Tracker::Tracker(QObject *)::<lambda()>, 0>::call<QtPrivate::List<>, void>(Tracker::<lambda()> &, void *, void * *)                                   qobjectdefs_impl.h           256  0x40265b       
38 QtPrivate::QFunctorSlotObject<Tracker::Tracker(QObject *)::<lambda()>, 0, QtPrivate::List<>, void>::impl(int, QtPrivate::QSlotObjectBase *, QObject *, void * *, bool *) qobjectdefs_impl.h           439  0x402629       
39 QtPrivate::QSlotObjectBase::call                                                                                                                                         qobjectdefs_impl.h           394  0x7ffff6f40a6d 
40 QMetaObject::activate                                                                                                                                                    qobject.cpp                  3776 0x7ffff6f40a6d 
41 QMetaObject::activate                                                                                                                                                    qobject.cpp                  3648 0x7ffff6f40f33 
42 QTimer::timeout                                                                                                                                                          moc_qtimer.cpp               204  0x7ffff6f4dc6e 
43 QTimer::timerEvent                                                                                                                                                       qtimer.cpp                   255  0x7ffff6f4de93 
44 QObject::event                                                                                                                                                           qobject.cpp                  1241 0x7ffff6f4135b 
45 QCoreApplicationPrivate::notify_helper                                                                                                                                   qcoreapplication.cpp         1220 0x7ffff6f0ec4d 
46 doNotify                                                                                                                                                                 qcoreapplication.cpp         1150 0x7ffff6f0ecdb 
47 QCoreApplication::notify                                                                                                                                                 qcoreapplication.cpp         1136 0x7ffff6f0ee4f 
48 QGuiApplication::notify                                                                                                                                                  qguiapplication.cpp          1791 0x7ffff7908088 
49 QCoreApplication::notifyInternal2                                                                                                                                        qcoreapplication.cpp         1060 0x7ffff6f0eda4 
50 QCoreApplication::sendEvent                                                                                                                                              qcoreapplication.cpp         1450 0x7ffff6f0efe4 
51 QTimerInfoList::activateTimers                                                                                                                                           qtimerinfo_unix.cpp          643  0x7ffff6f6de6e 
52 timerSourceDispatch                                                                                                                                                      qeventdispatcher_glib.cpp    182  0x7ffff6f6e6a3 
53 g_main_context_dispatch                                                                                                                                                                                    0x7ffff47c0197 
54 ??                                                                                                                                                                                                         0x7ffff47c03f0 
55 g_main_context_iteration                                                                                                                                                                                   0x7ffff47c049c 
56 QEventDispatcherGlib::processEvents                                                                                                                                      qeventdispatcher_glib.cpp    422  0x7ffff6f6ea9d 
57 QXcbGlibEventDispatcher::processEvents                                                                                                                                   qxcbeventdispatcher.cpp      143  0x7ffff7ee3356 
58 QEventLoop::processEvents                                                                                                                                                qeventloop.cpp               138  0x7ffff6f0cc75 
59 QEventLoop::exec                                                                                                                                                         qeventloop.cpp               225  0x7ffff6f0d0ee 
60 QCoreApplication::exec                                                                                                                                                   qcoreapplication.cpp         1363 0x7ffff6f16c56 
61 QGuiApplication::exec                                                                                                                                                    qguiapplication.cpp          1779 0x7ffff7902194 
62 main                                                                                                                                                                     main.cpp                     18   0x402cee