315593 2026-05-26 13:29:24 -0700 [macOS Release] imported/w3c/web-platform-tests/fetch/api/crashtests/huge-fetch.any.sharedworker.html is a flaky crash 2026-05-26 14:48:10 -0700 1 1 1 Unclassified WebKit New Bugs WebKit Nightly Build Unspecified Unspecified NEW InRadar P2 Normal --- 1 darbinyan webkit-unassigned webkit-bot-watchers-bugzilla webkit-bug-importer oldest_to_newest 2214220 0 darbinyan 2026-05-26 13:29:24 -0700 imported/w3c/web-platform-tests/fetch/api/crashtests/huge-fetch.any.sharedworker.html is a flaky crash on EWS requests. Error: 0 com.apple.WebCore 0x34422ff9c WTFCrashWithInfo(int, char const*, char const*) 1 com.apple.WebCore 0x344104650 WebCore::Page::~Page() 2 com.apple.WebCore 0x3441044b0 WebCore::Page::~Page() 3 com.apple.WebKit 0x1312f2e80 WTF::RefCounted<WebCore::Page>::deref() const 4 com.apple.WebKit 0x1312f2e30 WTF::RefCountedAndCanMakeWeakPtr<WebCore::Page>::deref() const 5 com.apple.WebKit 0x1312f2dd4 WTF::DefaultRefDerefTraits<WebCore::Page>::derefIfNotNull(WebCore::Page*) 6 com.apple.WebKit 0x13518e31c WTF::RefPtr<WebCore::Page, WTF::RawPtrTraits<WebCore::Page>, WTF::DefaultRefDerefTraits<WebCore::Page>>::operator=(std::nullptr_t) 7 com.apple.WebKit 0x13518d930 WebKit::WebPage::close(WTF::CompletionHandler<void ()>&&) 8 com.apple.WebKit 0x13286fbac auto void IPC::callMemberFunction<WebKit::WebPage, WebKit::WebPage, void (WTF::CompletionHandler<void ()>&&), std::__1::tuple<>, void ()>(WebKit::WebPage*, void (WebKit::WebPage::*)(WTF::CompletionHandler<void ()>&&), std::__1::tuple<>&&, WTF::CompletionHandler<void ()>&&)::'lambda'(auto&&...)::operator()<>(auto&&...) const 9 com.apple.WebKit 0x13286fac8 std::__1::__invoke_result_impl<void, auto...>::type std::__1::__invoke[abi:sqn210106]<void IPC::callMemberFunction<WebKit::WebPage, WebKit::WebPage, void (WTF::CompletionHandler<void ()>&&), std::__1::tuple<>, void ()>(WebKit::WebPage*, void (WebKit::WebPage::*)(WTF::CompletionHandler<void ()>&&), std::__1::tuple<>&&, WTF::CompletionHandler<void ()>&&)::'lambda'(auto&&...)>(auto&&...) 10 com.apple.WebKit 0x13286faa0 decltype(auto) std::__1::__apply_tuple_impl[abi:sqn210106]<void IPC::callMemberFunction<WebKit::WebPage, WebKit::WebPage, void (WTF::CompletionHandler<void ()>&&), std::__1::tuple<>, void ()>(WebKit::WebPage*, void (WebKit::WebPage::*)(WTF::CompletionHandler<void ()>&&), std::__1::tuple<>&&, WTF::CompletionHandler<void ()>&&)::'lambda'(auto&&...), std::__1::tuple<>>(WebKit::WebPage&&, WebKit::WebPage&&, std::__1::__tuple_indices<>) 11 com.apple.WebKit 0x13286fa74 decltype(auto) std::__1::apply[abi:sqn210106]<void IPC::callMemberFunction<WebKit::WebPage, WebKit::WebPage, void (WTF::CompletionHandler<void ()>&&), std::__1::tuple<>, void ()>(WebKit::WebPage*, void (WebKit::WebPage::*)(WTF::CompletionHandler<void ()>&&), std::__1::tuple<>&&, WTF::CompletionHandler<void ()>&&)::'lambda'(auto&&...), std::__1::tuple<>>(WebKit::WebPage&&, WebKit::WebPage&&) 12 com.apple.WebKit 0x13286f328 void IPC::callMemberFunction<WebKit::WebPage, WebKit::WebPage, void (WTF::CompletionHandler<void ()>&&), std::__1::tuple<>, void ()>(WebKit::WebPage*, void (WebKit::WebPage::*)(WTF::CompletionHandler<void ()>&&), std::__1::tuple<>&&, WTF::CompletionHandler<void ()>&&) 13 com.apple.WebKit 0x13276b0f0 void IPC::handleMessageAsync<Messages::WebPage::Close, IPC::Connection, WebKit::WebPage, WebKit::WebPage, void (WTF::CompletionHandler<void ()>&&)>(IPC::Connection&, IPC::Decoder&, WebKit::WebPage*, void (WebKit::WebPage::*)(WTF::CompletionHandler<void ()>&&)) 14 com.apple.WebKit 0x1306f6300 WebKit::WebPage::didReceiveMessage(IPC::Connection&, IPC::Decoder&) 15 com.apple.WebKit 0x1306ca2c8 IPC::MessageReceiverMap::dispatchMessage(IPC::Connection&, IPC::Decoder&) 16 com.apple.WebKit 0x133a12888 WebKit::AuxiliaryProcess::dispatchMessage(IPC::Connection&, IPC::Decoder&) 17 com.apple.WebKit 0x130711250 WebKit::AuxiliaryProcess::didReceiveMessage(IPC::Connection&, IPC::Decoder&) 18 com.apple.WebKit 0x1306eaa20 WebKit::WebProcess::didReceiveMessage(IPC::Connection&, IPC::Decoder&) 19 com.apple.WebKit 0x13559f854 IPC::Connection::dispatchMessage(IPC::Decoder&) Reproduction step of the crash: run-webkit-tests --root imported/w3c/web-platform-tests/fetch/api/crashtests/huge-fetch.any.serviceworker.html imported/w3c/web-platform-tests/fetch/api/crashtests/huge-fetch.any.sharedworker.html --release --iterations=5 --child-processes=1 Test results: https://ews-build.webkit.org/#/builders/169/builds/27212 2214222 1 webkit-bug-importer 2026-05-26 13:29:45 -0700 <rdar://problem/177977771> 2214412 2 ews-feeder 2026-05-26 14:48:10 -0700 Test gardening commit 313917@main (c815f903fcd7): <https://commits.webkit.org/313917@main> Reviewed commits have been landed. Closing PR #65714 and removing active labels.