(lldb) bt * thread #1, name = 'tst_qwebengineu' frame #0: 0x00007fffd4398900 libQt5WebEngineCore.so.5`std::_Rb_tree_const_iterator >::operator++(int) at stl_tree.h:372 frame #1: 0x00007fffd43980db libQt5WebEngineCore.so.5`std::_Rb_tree, std::_Select1st >, std::less, std::allocator > >::_M_erase_aux(std::_Rb_tree_const_iterator >, std::_Rb_tree_const_iterator >) at stl_tree.h:2525:17 frame #2: 0x00007fffd43976a8 libQt5WebEngineCore.so.5`std::_Rb_tree, std::_Select1st >, std::less, std::allocator > >::erase(void* const&) at stl_tree.h:2536:7 frame #3: 0x00007fffd439476d libQt5WebEngineCore.so.5`std::map, std::allocator > >::erase(void* const&) at stl_map.h:1068:21 frame #4: 0x00007fffd4393624 libQt5WebEngineCore.so.5`base::SharedMemoryTracker::DecrementMemoryUsage(base::SharedMemoryMapping const&) at shared_memory_tracker.cc:83:11 frame #5: 0x00007fffd4390a8a libQt5WebEngineCore.so.5`base::SharedMemoryMapping::Unmap() at shared_memory_mapping.cc:71:39 frame #6: 0x00007fffd4390d15 libQt5WebEngineCore.so.5`base::SharedMemoryMapping::~SharedMemoryMapping() at shared_memory_mapping.cc:56:3 frame #7: 0x00007fffc554e328 libQt5WebEngineCore.so.5`base::WritableSharedMemoryMapping::~WritableSharedMemoryMapping() at shared_memory_mapping.h:169:19 frame #8: 0x00007fffc554cbde libQt5WebEngineCore.so.5`gpu::SharedMemoryBufferBacking::~SharedMemoryBufferBacking() at buffer.cc:58:55 frame #9: 0x00007fffc554cc2c libQt5WebEngineCore.so.5`gpu::SharedMemoryBufferBacking::~SharedMemoryBufferBacking() at buffer.cc:58:55 frame #10: 0x00007fffc554f610 libQt5WebEngineCore.so.5`std::default_delete::operator()(gpu::BufferBacking*) const at unique_ptr.h:81:2 frame #11: 0x00007fffc554e48a libQt5WebEngineCore.so.5`std::unique_ptr >::~unique_ptr() at unique_ptr.h:292:4 frame #12: 0x00007fffc554d3d6 libQt5WebEngineCore.so.5`gpu::Buffer::~Buffer() at buffer.cc:84:17 frame #13: 0x00007fffc555c747 libQt5WebEngineCore.so.5`void base::RefCountedThreadSafe >::DeleteInternal(gpu::Buffer const*) at ref_counted.h:418:5 frame #14: 0x00007fffc555c715 libQt5WebEngineCore.so.5`base::DefaultRefCountedThreadSafeTraits::Destruct(gpu::Buffer const*) at ref_counted.h:373:5 frame #15: 0x00007fffc555c6f8 libQt5WebEngineCore.so.5`base::RefCountedThreadSafe >::Release() const at ref_counted.h:407:7 frame #16: 0x00007fffc555c6b8 libQt5WebEngineCore.so.5`scoped_refptr::Release(gpu::Buffer*) at scoped_refptr.h:309:8 frame #17: 0x00007fffc555bea9 libQt5WebEngineCore.so.5`scoped_refptr::~scoped_refptr() at scoped_refptr.h:216:7 frame #18: 0x00007fffc5e04d2a libQt5WebEngineCore.so.5`scoped_refptr::operator=(gpu::Buffer*) at scoped_refptr.h:231:36 frame #19: 0x00007fffc5dff7d2 libQt5WebEngineCore.so.5`gpu::TransferBuffer::Free() at transfer_buffer.cc:65:13 frame #20: 0x00007fffd9f2a672 libQt5WebEngineCore.so.5`gpu::ImplementationBase::FreeEverything() at implementation_base.cc:48:21 frame #21: 0x00007fffd9d4eed2 libQt5WebEngineCore.so.5`gpu::gles2::GLES2Implementation::FlushHelper() at gles2_implementation.cc:1447:5 frame #22: 0x00007fffd9d4ed59 libQt5WebEngineCore.so.5`gpu::gles2::GLES2Implementation::Flush() at gles2_implementation.cc:1411:3 frame #23: 0x00007fffd9d3f289 libQt5WebEngineCore.so.5`gpu::gles2::GLES2Implementation::SetAggressivelyFreeResources(bool) at gles2_implementation.cc:512:5 frame #24: 0x00007fffd9cdbd93 libQt5WebEngineCore.so.5`viz::ContextCacheController::ClientBecameNotVisible(std::unique_ptr >) at context_cache_controller.cc:89:23 frame #25: 0x00007fffda8554ed libQt5WebEngineCore.so.5`cc::LayerTreeHostImpl::SetContextVisibility(bool) at layer_tree_host_impl.cc:6093:46 frame #26: 0x00007fffda871c75 libQt5WebEngineCore.so.5`cc::LayerTreeHostImpl::ReleaseLayerTreeFrameSink() at layer_tree_host_impl.cc:3396:3 frame #27: 0x00007fffdad2ad46 libQt5WebEngineCore.so.5`cc::SingleThreadProxy::Stop() at single_thread_proxy.cc:334:17 frame #28: 0x00007fffda771ae3 libQt5WebEngineCore.so.5`cc::LayerTreeHost::~LayerTreeHost() at layer_tree_host.cc:219:13 frame #29: 0x00007fffda771e0c libQt5WebEngineCore.so.5`cc::LayerTreeHost::~LayerTreeHost() at layer_tree_host.cc:195:33 frame #30: 0x00007fffda2e43e0 libQt5WebEngineCore.so.5`std::default_delete::operator()(cc::LayerTreeHost*) const at unique_ptr.h:81:2 frame #31: 0x00007fffda2daeb8 libQt5WebEngineCore.so.5`std::unique_ptr >::reset(cc::LayerTreeHost*) at unique_ptr.h:402:4 frame #32: 0x00007fffda2cebcd libQt5WebEngineCore.so.5`ui::Compositor::~Compositor() at compositor.cc:259:9 frame #33: 0x00007fffda2cf68c libQt5WebEngineCore.so.5`ui::Compositor::~Compositor() at compositor.cc:242:27 frame #34: 0x00007fffc1887c60 libQt5WebEngineCore.so.5`std::default_delete::operator(this=0x000061d00015a9b8, __ptr=0x000061700001f180)(ui::Compositor*) const at unique_ptr.h:81:2 frame #35: 0x00007fffc187600a libQt5WebEngineCore.so.5`std::unique_ptr >::~unique_ptr(this=0x000061d00015a9b8) at unique_ptr.h:292:4 frame #36: 0x00007fffc185d873 libQt5WebEngineCore.so.5`QtWebEngineCore::RenderWidgetHostViewQt::~RenderWidgetHostViewQt(this=0x000061d00015a480) at render_widget_host_view_qt.cpp:359:1 frame #37: 0x00007fffc185d9fc libQt5WebEngineCore.so.5`QtWebEngineCore::RenderWidgetHostViewQt::~RenderWidgetHostViewQt(this=0x000061d00015a480) at render_widget_host_view_qt.cpp:346:1 frame #38: 0x00007fffc186224c libQt5WebEngineCore.so.5`QtWebEngineCore::RenderWidgetHostViewQt::Destroy(this=0x000061d00015a480) at render_widget_host_view_qt.cpp:721:5 frame #39: 0x00007ffff1257317 libQt5WebEngineCore.so.5`content::RenderWidgetHostImpl::Destroy(bool) at render_widget_host_impl.cc:2050:12 frame #40: 0x00007ffff125b7d6 libQt5WebEngineCore.so.5`content::RenderWidgetHostImpl::ShutdownAndDestroyWidget(bool) at render_widget_host_impl.cc:615:3 frame #41: 0x00007ffff120bc5c libQt5WebEngineCore.so.5`content::RenderViewHostImpl::~RenderViewHostImpl() at render_view_host_impl.cc:270:16 frame #42: 0x00007ffff120c7cc libQt5WebEngineCore.so.5`content::RenderViewHostImpl::~RenderViewHostImpl() at render_view_host_impl.cc:260:43 frame #43: 0x00007fffef57870c libQt5WebEngineCore.so.5`void base::RefCounted >::DeleteInternal(content::RenderViewHostImpl const*) at ref_counted.h:356:5 frame #44: 0x00007fffef578685 libQt5WebEngineCore.so.5`base::DefaultRefCountedTraits::Destruct(content::RenderViewHostImpl const*) at ref_counted.h:322:5 frame #45: 0x00007fffef57865e libQt5WebEngineCore.so.5`base::RefCounted >::Release() const at ref_counted.h:345:7 frame #46: 0x00007fffef57860e libQt5WebEngineCore.so.5`scoped_refptr::Release(content::RenderViewHostImpl*) at scoped_refptr.h:309:8 frame #47: 0x00007fffef5728f9 libQt5WebEngineCore.so.5`scoped_refptr::~scoped_refptr() at scoped_refptr.h:216:7 frame #48: 0x00007fffef998e05 libQt5WebEngineCore.so.5`scoped_refptr::reset() at scoped_refptr.h:241:18 * frame #49: 0x00007fffef90d425 libQt5WebEngineCore.so.5`content::RenderFrameHostImpl::~RenderFrameHostImpl() at render_frame_host_impl.cc:1122:21 frame #50: 0x00007fffef91079c libQt5WebEngineCore.so.5`content::RenderFrameHostImpl::~RenderFrameHostImpl() at render_frame_host_impl.cc:1002:45 frame #51: 0x00007fffef563660 libQt5WebEngineCore.so.5`std::default_delete::operator()(content::RenderFrameHostImpl*) const at unique_ptr.h:81:2 frame #52: 0x00007fffef55b77a libQt5WebEngineCore.so.5`std::unique_ptr >::~unique_ptr() at unique_ptr.h:292:4 frame #53: 0x00007ffff004b937 libQt5WebEngineCore.so.5`content::RenderFrameHostManager::~RenderFrameHostManager() at render_frame_host_manager.cc:174:3 frame #54: 0x00007fffef57e911 libQt5WebEngineCore.so.5`content::FrameTreeNode::~FrameTreeNode() at frame_tree_node.cc:208:1 frame #55: 0x00007fffef56c5ed libQt5WebEngineCore.so.5`content::FrameTree::~FrameTree() at frame_tree.cc:117:3 frame #56: 0x00007ffff1d52c10 libQt5WebEngineCore.so.5`content::WebContentsImpl::~WebContentsImpl() at web_contents_impl.cc:744:1 frame #57: 0x00007ffff1d537dc libQt5WebEngineCore.so.5`content::WebContentsImpl::~WebContentsImpl() at web_contents_impl.cc:626:37 frame #58: 0x00007fffc1971c10 libQt5WebEngineCore.so.5`std::default_delete::operator(this=0x0000610000042668, __ptr=0x000061e00001ec80)(content::WebContents*) const at unique_ptr.h:81:2 frame #59: 0x00007fffc195e5ca libQt5WebEngineCore.so.5`std::unique_ptr >::~unique_ptr(this=0x0000610000042668) at unique_ptr.h:292:4 frame #60: 0x00007fffc194045d libQt5WebEngineCore.so.5`QtWebEngineCore::WebContentsAdapter::~WebContentsAdapter(this=0x0000610000042650) at web_contents_adapter.cpp:479:1 frame #61: 0x00007ffff7f83f26 libQt5WebEngineWidgets.so.5`QtSharedPointer::ExternalRefCountWithContiguousData::deleter(self=0x0000610000042640) at qsharedpointer_impl.h:247:25 frame #62: 0x00007ffff7f361c9 libQt5WebEngineWidgets.so.5`QtSharedPointer::ExternalRefCountData::destroy(this=0x0000610000042640) at qsharedpointer_impl.h:148:26 frame #63: 0x00007ffff7f84c9f libQt5WebEngineWidgets.so.5`QSharedPointer::deref(dd=0x0000610000042640) at qsharedpointer_impl.h:456:17 frame #64: 0x00007ffff7f84ff3 libQt5WebEngineWidgets.so.5`QSharedPointer::deref(this=0x000061600003cc90) at qsharedpointer_impl.h:451:7 frame #65: 0x00007ffff7f759c5 libQt5WebEngineWidgets.so.5`QSharedPointer::~QSharedPointer(this=0x000061600003cc90) at qsharedpointer_impl.h:309:25 frame #66: 0x00007ffff7f48262 libQt5WebEngineWidgets.so.5`QWebEnginePagePrivate::~QWebEnginePagePrivate(this=0x000061600003cc80) at qwebenginepage.cpp:193:1 frame #67: 0x00007ffff7f4829c libQt5WebEngineWidgets.so.5`QWebEnginePagePrivate::~QWebEnginePagePrivate(this=0x000061600003cc80) at qwebenginepage.cpp:187:1 frame #68: 0x00007ffff7f8891c libQt5WebEngineWidgets.so.5`QScopedPointerDeleter::cleanup(pointer=0x000061600003cc80) at qscopedpointer.h:60:9 frame #69: 0x00007ffff7f78ca5 libQt5WebEngineWidgets.so.5`QScopedPointer >::~QScopedPointer(this=0x00007fffffffb1f0) at qscopedpointer.h:107:9 frame #70: 0x00007ffff7f52201 libQt5WebEngineWidgets.so.5`QWebEnginePage::~QWebEnginePage(this=0x00007fffffffb1e0) at qwebenginepage.cpp:997:1 frame #71: 0x00005555556ae2d9 tst_qwebengineurlrequestinterceptor`tst_QWebEngineUrlRequestInterceptor::ipv6HostEncoding(this=0x00007fffffffe370) at tst_qwebengineurlrequestinterceptor.cpp:265:1 frame #72: 0x00005555556cc8b1 tst_qwebengineurlrequestinterceptor`tst_QWebEngineUrlRequestInterceptor::qt_static_metacall(_o=0x00007fffffffe370, _c=InvokeMetaMethod, _id=5, _a=0x00007fffffffb920) at tst_qwebengineurlrequestinterceptor.moc:137:21 frame #73: 0x00007fffa5d3ade1 libQt5Core.so.5`QMetaMethod::invoke(this=0x0000602000110b50, object=0x00007fffffffe370, connectionType=DirectConnection, returnValue=QGenericReturnArgument @ 0x00007fffffffb860, val0=(_data = 0x0000000000000000, _name = 0x0000000000000000), val1=(_data = 0x0000000000000000, _name = 0x0000000000000000), val2=(_data = 0x0000000000000000, _name = 0x0000000000000000), val3=(_data = 0x0000000000000000, _name = 0x0000000000000000), val4=(_data = 0x0000000000000000, _name = 0x0000000000000000), val5=(_data = 0x0000000000000000, _name = 0x0000000000000000), val6=(_data = 0x0000000000000000, _name = 0x0000000000000000), val7=(_data = 0x0000000000000000, _name = 0x0000000000000000), val8=(_data = 0x0000000000000000, _name = 0x0000000000000000), val9=(_data = 0x0000000000000000, _name = 0x0000000000000000)) const at qmetaobject.cpp:2294:13 frame #74: 0x00007fffa8066a66 libQt5Test.so.5`QMetaMethod::invoke(this=0x0000602000110b50, object=0x00007fffffffe370, connectionType=DirectConnection, val0=(_data = 0x0000000000000000, _name = 0x0000000000000000), val1=(_data = 0x0000000000000000, _name = 0x0000000000000000), val2=(_data = 0x0000000000000000, _name = 0x0000000000000000), val3=(_data = 0x0000000000000000, _name = 0x0000000000000000), val4=(_data = 0x0000000000000000, _name = 0x0000000000000000), val5=(_data = 0x0000000000000000, _name = 0x0000000000000000), val6=(_data = 0x0000000000000000, _name = 0x0000000000000000), val7=(_data = 0x0000000000000000, _name = 0x0000000000000000), val8=(_data = 0x0000000000000000, _name = 0x0000000000000000), val9=(_data = 0x0000000000000000, _name = 0x0000000000000000)) const at qmetaobject.h:122:16 frame #75: 0x00007fffa8050cca libQt5Test.so.5`QTest::TestMethods::invokeTestOnData(this=0x00007fffffffdfc0, index=0) const at qtestcase.cpp:938:41 frame #76: 0x00007fffa8052a0f libQt5Test.so.5`QTest::TestMethods::invokeTest(this=0x00007fffffffdfc0, index=0, data=0x0000000000000000, watchDog=0x0000000000000000) const at qtestcase.cpp:1166:17 frame #77: 0x00007fffa80578fd libQt5Test.so.5`QTest::TestMethods::invokeTests(this=0x00007fffffffdfc0, testObject=0x00007fffffffe370) const at qtestcase.cpp:1507:33 frame #78: 0x00007fffa8059070 libQt5Test.so.5`QTest::qRun() at qtestcase.cpp:1934:14 frame #79: 0x00007fffa8058288 libQt5Test.so.5`QTest::qExec(testObject=0x00007fffffffe370, argc=2, argv=0x00007fffffffe578) at qtestcase.cpp:1842:15 frame #80: 0x00005555556cc69b tst_qwebengineurlrequestinterceptor`main(argc=2, argv=0x00007fffffffe578) at tst_qwebengineurlrequestinterceptor.cpp:633:1 frame #81: 0x00007fffa48e5023 libc.so.6`__libc_start_main + 243 frame #82: 0x00005555555cf02e tst_qwebengineurlrequestinterceptor`_start + 46 (lldb) thread select 9 * thread #9, name = 'Chrome_IOThread', stop reason = signal SIGSEGV: invalid address (fault address: 0x0) frame #0: 0x00007fffc17840f0 libQt5WebEngineCore.so.5`QtWebEngineCore::ProxyingURLLoaderFactoryQt::CreateLoaderAndStart(this=0x0000611000135000, loader=network::mojom::URLLoaderRequest @ 0x00007fff7ecaa280, routing_id=1, request_id=766342, options=2, request=0x00007fff7eca99b0, client=network::mojom::URLLoaderClientPtr @ 0x00007fff7ecaa2c0, traffic_annotation=0x00007fff7eca9fc0) at proxying_url_loader_factory_qt.cpp:528:110 525 // Follows a similar path to the root as RenderFrameHostImpl::CalculateSiteForCookies() 526 GURL top_document_url; 527 if (m_renderFrameHost) -> 528 top_document_url = m_renderFrameHost->frame_tree_node()->frame_tree()->root()->current_frame_host()->GetLastCommittedURL(); 529 else 530 LOG(INFO) << "ProxyingURLLoaderFactoryQt::CreateLoaderAndStart() - null m_renderFrameHost, shouldn't happen"; 531 (lldb) bt * thread #9, name = 'Chrome_IOThread', stop reason = signal SIGSEGV: invalid address (fault address: 0x0) * frame #0: 0x00007fffc17840f0 libQt5WebEngineCore.so.5`QtWebEngineCore::ProxyingURLLoaderFactoryQt::CreateLoaderAndStart(this=0x0000611000135000, loader=network::mojom::URLLoaderRequest @ 0x00007fff7ecaa280, routing_id=1, request_id=766342, options=2, request=0x00007fff7eca99b0, client=network::mojom::URLLoaderClientPtr @ 0x00007fff7ecaa2c0, traffic_annotation=0x00007fff7eca9fc0) at proxying_url_loader_factory_qt.cpp:528:110 frame #1: 0x00007fffc24c739c libQt5WebEngineCore.so.5`network::mojom::URLLoaderFactoryStubDispatch::Accept(network::mojom::URLLoaderFactory*, mojo::Message*) at url_loader_factory.mojom.cc:220:13 frame #2: 0x00007fffc1747723 libQt5WebEngineCore.so.5`network::mojom::URLLoaderFactoryStub >::Accept(this=0x0000607000171c90, message=0x00007fff7ecac660) at url_loader_factory.mojom.h:132:12 frame #3: 0x00007fffd62638bd libQt5WebEngineCore.so.5`mojo::InterfaceEndpointClient::HandleValidatedMessage(mojo::Message*) at interface_endpoint_client.cc:553:54 frame #4: 0x00007fffd62627ab libQt5WebEngineCore.so.5`mojo::InterfaceEndpointClient::HandleIncomingMessageThunk::Accept(mojo::Message*) at interface_endpoint_client.cc:140:18 frame #5: 0x00007fffd629b405 libQt5WebEngineCore.so.5`mojo::MessageDispatcher::Accept(mojo::Message*) at message_dispatcher.cc:46:24 frame #6: 0x00007fffd6268e22 libQt5WebEngineCore.so.5`mojo::InterfaceEndpointClient::HandleIncomingMessage(mojo::Message*) at interface_endpoint_client.cc:356:22 frame #7: 0x00007fffd62a6364 libQt5WebEngineCore.so.5`mojo::internal::MultiplexRouter::ProcessIncomingMessage(mojo::internal::MultiplexRouter::MessageWrapper*, mojo::internal::MultiplexRouter::ClientCallBehavior, base::SequencedTaskRunner*) at multiplex_router.cc:877:42 frame #8: 0x00007fffd62a4a6c libQt5WebEngineCore.so.5`mojo::internal::MultiplexRouter::Accept(mojo::Message*) at multiplex_router.cc:598:38 frame #9: 0x00007fffd629b280 libQt5WebEngineCore.so.5`mojo::MessageDispatcher::Accept(mojo::Message*) at message_dispatcher.cc:41:19 frame #10: 0x00007fffd6242101 libQt5WebEngineCore.so.5`mojo::Connector::DispatchMessage(mojo::Message) at connector.cc:605:49 frame #11: 0x00007fffd624558c libQt5WebEngineCore.so.5`mojo::Connector::ReadAllAvailableMessages() at connector.cc:680:12 frame #12: 0x00007fffd62449ef libQt5WebEngineCore.so.5`mojo::Connector::OnHandleReadyInternal(unsigned int) at connector.cc:513:3 frame #13: 0x00007fffd624466b libQt5WebEngineCore.so.5`mojo::Connector::OnWatcherHandleReady(unsigned int) at connector.cc:474:3 frame #14: 0x00007fffd62552af libQt5WebEngineCore.so.5`void base::internal::FunctorTraits::Invoke(void (mojo::Connector::*)(unsigned int), mojo::Connector*&&, unsigned int&&) at bind_internal.h:498:12 frame #15: 0x00007fffd6254ee6 libQt5WebEngineCore.so.5`void base::internal::InvokeHelper::MakeItSo(void (mojo::Connector::* const&)(unsigned int), mojo::Connector*&&, unsigned int&&) at bind_internal.h:598:12 frame #16: 0x00007fffd6254c73 libQt5WebEngineCore.so.5`void base::internal::Invoker >, void (unsigned int)>::RunImpl > const&, 0ul>(void (mojo::Connector::* const&)(unsigned int), std::tuple > const&, std::integer_sequence, unsigned int&&) at bind_internal.h:672:12 frame #17: 0x00007fffd6254a07 libQt5WebEngineCore.so.5`base::internal::Invoker >, void (unsigned int)>::Run(base::internal::BindStateBase*, unsigned int) at bind_internal.h:654:12 frame #18: 0x00007fffc16a321a libQt5WebEngineCore.so.5`base::RepeatingCallback::Run(this=0x000060400012c1b8, args=0) const & at callback.h:132:12 frame #19: 0x00007fffc80d57bf libQt5WebEngineCore.so.5`mojo::SimpleWatcher::DiscardReadyState(base::RepeatingCallback const&, unsigned int, mojo::HandleSignalsState const&) at simple_watcher.h:194:14 frame #20: 0x00007fffc80d5d76 libQt5WebEngineCore.so.5`void base::internal::FunctorTraits const&, unsigned int, mojo::HandleSignalsState const&), void>::Invoke const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback const&, unsigned int, mojo::HandleSignalsState const&>(void (* const&)(base::RepeatingCallback const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback const&, unsigned int&&, mojo::HandleSignalsState const&) at bind_internal.h:398:12 frame #21: 0x00007fffc80d5c2c libQt5WebEngineCore.so.5`void base::internal::InvokeHelper::MakeItSo const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback const&, unsigned int, mojo::HandleSignalsState const&>(void (* const&)(base::RepeatingCallback const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback const&, unsigned int&&, mojo::HandleSignalsState const&) at bind_internal.h:598:12 frame #22: 0x00007fffc80d5bbc libQt5WebEngineCore.so.5`void base::internal::Invoker const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback >, void (unsigned int, mojo::HandleSignalsState const&)>::RunImpl const&, unsigned int, mojo::HandleSignalsState const&), std::tuple > const&, 0ul>(void (* const&)(base::RepeatingCallback const&, unsigned int, mojo::HandleSignalsState const&), std::tuple > const&, std::integer_sequence, unsigned int&&, mojo::HandleSignalsState const&) at bind_internal.h:672:12 frame #23: 0x00007fffc80d5a6a libQt5WebEngineCore.so.5`base::internal::Invoker const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback >, void (unsigned int, mojo::HandleSignalsState const&)>::Run(base::internal::BindStateBase*, unsigned int, mojo::HandleSignalsState const&) at bind_internal.h:654:12 frame #24: 0x00007fffcf16b016 libQt5WebEngineCore.so.5`base::RepeatingCallback::Run(unsigned int, mojo::HandleSignalsState const&) const & at callback.h:132:12 frame #25: 0x00007fffd6372f87 libQt5WebEngineCore.so.5`mojo::SimpleWatcher::OnHandleReady(int, unsigned int, mojo::HandleSignalsState const&) at simple_watcher.cc:292:14 frame #26: 0x00007fffd6375c74 libQt5WebEngineCore.so.5`mojo::SimpleWatcher::Context::Notify(unsigned int, MojoHandleSignalsState, unsigned int) at simple_watcher.cc:118:22 frame #27: 0x00007fffd6373dfa libQt5WebEngineCore.so.5`mojo::SimpleWatcher::Context::CallNotify(MojoTrapEvent const*) at simple_watcher.cc:57:14 frame #28: 0x00007fffc878eecf libQt5WebEngineCore.so.5`mojo::core::WatcherDispatcher::InvokeWatchCallback(unsigned long, unsigned int, mojo::core::HandleSignalsState const&, unsigned int) at watcher_dispatcher.cc:94:3 frame #29: 0x00007fffc878d2de libQt5WebEngineCore.so.5`mojo::core::Watch::InvokeCallback(unsigned int, mojo::core::HandleSignalsState const&, unsigned int) at watch.cc:78:13 frame #30: 0x00007fffc876c7dd libQt5WebEngineCore.so.5`mojo::core::RequestContext::~RequestContext() at request_context.cc:72:20 frame #31: 0x00007fffc870f2b3 libQt5WebEngineCore.so.5`mojo::core::NodeChannel::OnChannelMessage(void const*, unsigned long, std::vector >) at node_channel.cc:738:1 frame #32: 0x00007fffc868d57e libQt5WebEngineCore.so.5`mojo::core::Channel::TryDispatchMessage(base::span, unsigned long*) at channel.cc:713:16 frame #33: 0x00007fffc868b382 libQt5WebEngineCore.so.5`mojo::core::Channel::OnReadComplete(unsigned long, unsigned long*) at channel.cc:611:9 frame #34: 0x00007fffc87ca2ed libQt5WebEngineCore.so.5`mojo::core::(anonymous namespace)::ChannelPosix::OnFileCanReadWithoutBlocking(int) at channel_posix.cc:294:14 frame #35: 0x00007fffd4a6889e libQt5WebEngineCore.so.5`base::MessagePumpLibevent::FdWatchController::OnFileCanReadWithoutBlocking(int, base::MessagePumpLibevent*) at message_pump_libevent.cc:83:13 frame #36: 0x00007fffd4a6d658 libQt5WebEngineCore.so.5`base::MessagePumpLibevent::OnLibeventNotification(int, short, void*) at message_pump_libevent.cc:325:17 frame #37: 0x00007fffa26e9e2a libevent-2.1.so.7`___lldb_unnamed_symbol116$$libevent-2.1.so.7 + 1482 frame #38: 0x00007fffa26ea4cf libevent-2.1.so.7`event_base_loop + 895 frame #39: 0x00007fffd4a6e20c libQt5WebEngineCore.so.5`base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) at message_pump_libevent.cc:242:9 frame #40: 0x00007fffd469e98e libQt5WebEngineCore.so.5`base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool, base::TimeDelta) at thread_controller_with_message_pump_impl.cc:463:12 frame #41: 0x00007fffd469ee64 libQt5WebEngineCore.so.5`non-virtual thunk to base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool, base::TimeDelta) at thread_controller_with_message_pump_impl.cc:0 frame #42: 0x00007fffd44d2b3f libQt5WebEngineCore.so.5`base::RunLoop::Run() at run_loop.cc:156:14 frame #43: 0x00007fffd47df6a1 libQt5WebEngineCore.so.5`base::Thread::Run(base::RunLoop*) at thread.cc:304:13 frame #44: 0x00007fffee7823c2 libQt5WebEngineCore.so.5`content::BrowserProcessSubThread::IOThreadRun(base::RunLoop*) at browser_process_sub_thread.cc:158:11 frame #45: 0x00007fffee781f66 libQt5WebEngineCore.so.5`content::BrowserProcessSubThread::Run(base::RunLoop*) at browser_process_sub_thread.cc:110:7 frame #46: 0x00007fffd47e0be7 libQt5WebEngineCore.so.5`base::Thread::ThreadMain() at thread.cc:375:3 frame #47: 0x00007fffd4a1a29d libQt5WebEngineCore.so.5`base::(anonymous namespace)::ThreadFunc(void*) at platform_thread_posix.cc:81:13 frame #48: 0x00007fffa4de846f libpthread.so.0`start_thread + 223 frame #49: 0x00007fffa49bd3d3 libc.so.6`__GI___clone + 67