#0  QHashData::firstNode (this=0x7fffdc007540) at /home/agocs/Data/qtbase/include/QtCore/../../src/corelib/tools/qhash.h:130
#1  QHash<unsigned int, QOpenGLShaderProgram*>::begin (this=0x7fffdc007a40) at /home/agocs/Data/qtbase/include/QtCore/../../src/corelib/tools/qhash.h:457
#2  qDeleteAll<QHash<unsigned int, QOpenGLShaderProgram*> > (c=...) at /home/agocs/Data/qtbase/include/QtCore/../../src/corelib/tools/qalgorithms.h:328
#3  Qt3DRender::Render::ShaderCache::clear (this=0x7fffdc007a40) at materialsystem/shadercache.cpp:155
#4  0x00007ffff5e02d3b in Qt3DRender::Render::SubmissionContext::releaseOpenGL (this=this@entry=0x7fffac003190) at renderers/opengl/graphicshelpers/submissioncontext.cpp:758
#5  0x00007ffff5e0598a in Qt3DRender::Render::SubmissionContext::~SubmissionContext (this=0x7fffac003190, __in_chrg=<optimized out>) at renderers/opengl/graphicshelpers/submissioncontext.cpp:367
#6  0x00007ffff5db1679 in QScopedPointerDeleter<Qt3DRender::Render::SubmissionContext>::cleanup (pointer=0x7fffac003190) at /home/agocs/Data/qtbase/include/QtCore/../../src/corelib/tools/qscopedpointer.h:60
#7  QScopedPointer<Qt3DRender::Render::SubmissionContext, QScopedPointerDeleter<Qt3DRender::Render::SubmissionContext> >::~QScopedPointer (this=0x7fffdc0072b8, __in_chrg=<optimized out>)
    at /home/agocs/Data/qtbase/include/QtCore/../../src/corelib/tools/qscopedpointer.h:107
#8  Qt3DRender::Render::Renderer::~Renderer (this=0x7fffdc007260, __in_chrg=<optimized out>) at renderers/opengl/renderer/renderer.cpp:237
#9  0x00007ffff5db16ab in Qt3DRender::Render::Renderer::~Renderer (this=0x7fffdc007260, __in_chrg=<optimized out>) at renderers/opengl/renderer/renderer.cpp:251
#10 0x00007ffff5ce4240 in Qt3DRender::QRenderAspect::onUnregistered (this=<optimized out>) at frontend/qrenderaspect.cpp:600
#11 0x00007ffff5b1484a in Qt3DCore::QAspectManager::unregisterAspect (this=0x7fffdc002f90, aspect=0x6b8430) at aspects/qaspectmanager.cpp:237
#12 0x00007ffff5b3b9df in Qt3DCore::QAspectManager::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at .moc/moc_qaspectmanager_p.cpp:105
#13 0x00007ffff6b139a0 in QMetaCallEvent::placeMetaCall (this=0x654ae0, object=0x7fffdc002f90) at kernel/qobject.cpp:506
#14 0x00007ffff6b181ba in QObject::event (this=0x7fffdc002f90, e=<optimized out>) at kernel/qobject.cpp:1251
#15 0x00007ffff7568848 in QApplicationPrivate::notify_helper (this=this@entry=0x425e10, receiver=receiver@entry=0x7fffdc002f90, e=e@entry=0x654ae0) at kernel/qapplication.cpp:3713
#16 0x00007ffff7570232 in QApplication::notify (this=0x7fffffffdcd0, receiver=0x7fffdc002f90, e=0x654ae0) at kernel/qapplication.cpp:3085
#17 0x00007ffff6ae6a44 in QCoreApplication::notifyInternal2 (receiver=receiver@entry=0x7fffdc002f90, event=event@entry=0x654ae0) at kernel/qcoreapplication.cpp:1048
#18 0x00007ffff6aed211 in QCoreApplication::sendEvent (event=0x654ae0, receiver=0x7fffdc002f90) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#19 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x6b7d00) at kernel/qcoreapplication.cpp:1745
#20 0x00007ffff6aed5fa in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1599
#21 0x00007ffff6b43d56 in postEventSourceDispatch (s=0x7fffdc0012d0) at kernel/qeventdispatcher_glib.cpp:276
#22 0x00007ffff3894197 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007ffff38943f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007ffff389449c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007ffff6b43663 in QEventDispatcherGlib::processEvents (this=0x7fffdc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#26 0x00007ffff6ae497b in QEventLoop::processEvents (this=this@entry=0x7fffe9227d80, flags=..., flags@entry=...) at kernel/qeventloop.cpp:136
#27 0x00007ffff6ae49e1 in QEventLoop::processEvents (this=this@entry=0x7fffe9227d80, flags=flags@entry=..., maxTime=maxTime@entry=16) at kernel/qeventloop.cpp:244
#28 0x00007ffff5b15517 in Qt3DCore::QAspectManager::exec (this=0x7fffdc002f90) at aspects/qaspectmanager.cpp:255
#29 0x00007ffff5b16d56 in Qt3DCore::QAspectThread::run (this=0x6b8400) at aspects/qaspectthread.cpp:86
#30 0x00007ffff691faaa in QThreadPrivate::start (arg=0x6b8400) at thread/qthread_unix.cpp:367
#31 0x00007ffff4c0f6ba in start_thread (arg=0x7fffe9228700) at pthread_create.c:333
#32 0x00007ffff600e41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109