207509 2020-02-10 14:20:19 -0800 [ Mac Debug wk2 ] ASSERTION FAILED: m_wasConstructedOnMainThread == isMainThread() 2020-02-20 14:11:50 -0800 1 1 1 Unclassified WebKit Platform WebKit Nightly Build Mac Unspecified RESOLVED FIXED InRadar P2 Normal --- 1 Lawrence.j youennf cdumez cgarcia commit-queue ews-watchlist koivisto mjs webkit-bot-watchers-bugzilla webkit-bug-importer youennf oldest_to_newest 1617109 0 Lawrence.j 2020-02-10 14:20:19 -0800 imported/w3c/web-platform-tests/fetch/api/request/destination/fetch-destination-worker.https.html Description: This test is flaky crashing on Mac Debug wk2. The first crash appears to be on r253839. History: https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Ffetch%2Fapi%2Frequest%2Fdestination%2Ffetch-destination-worker.https.html&limit=50000&platform=mac&style=debug Crash log: https://build.webkit.org/results/Apple-Catalina-Debug-WK2-Tests/r256199%20(2234)/imported/w3c/web-platform-tests/fetch/api/request/destination/fetch-destination-worker.https-crash-log.txt 1617111 1 webkit-bug-importer 2020-02-10 14:21:04 -0800 <rdar://problem/59325466> 1617114 2 Lawrence.j 2020-02-10 14:25:45 -0800 Marked this test as crashing while this issue is investigated here: https://trac.webkit.org/changeset/256213/webkit 1617200 3 ryanhaddad 2020-02-10 16:55:04 -0800 ASSERTION FAILED: m_wasConstructedOnMainThread == isMainThread() /Volumes/Data/slave/catalina-debug/build/WebKitBuild/Debug/usr/local/include/wtf/CompletionHandler.h(60) : Out WTF::CompletionHandler<void ()>::operator()(In...) 1 0x12f6fd2d9 WTFCrash 2 0x10c5f9c6b WTFCrashWithInfo(int, char const*, char const*, int) 3 0x10c6e777f WTF::CompletionHandler<void ()>::operator()() 4 0x10ccc611f WTF::CompletionHandlerCallingScope::~CompletionHandlerCallingScope() 5 0x10ccbb0b5 WTF::CompletionHandlerCallingScope::~CompletionHandlerCallingScope() 6 0x10cde0093 WebKit::CacheStorage::Engine::writeSizeFile(WTF::String const&, unsigned long long, WTF::CompletionHandler<void ()>&&)::$_26::~$_26() 7 0x10cdca9b5 WebKit::CacheStorage::Engine::writeSizeFile(WTF::String const&, unsigned long long, WTF::CompletionHandler<void ()>&&)::$_26::~$_26() 8 0x10ce083c1 WTF::Detail::CallableWrapper<WebKit::CacheStorage::Engine::writeSizeFile(WTF::String const&, unsigned long long, WTF::CompletionHandler<void ()>&&)::$_26, void>::~CallableWrapper() 9 0x10ce082d5 WTF::Detail::CallableWrapper<WebKit::CacheStorage::Engine::writeSizeFile(WTF::String const&, unsigned long long, WTF::CompletionHandler<void ()>&&)::$_26, void>::~CallableWrapper() 10 0x10ce082f9 WTF::Detail::CallableWrapper<WebKit::CacheStorage::Engine::writeSizeFile(WTF::String const&, unsigned long long, WTF::CompletionHandler<void ()>&&)::$_26, void>::~CallableWrapper() 11 0x12f711a3f std::__1::default_delete<WTF::Detail::CallableWrapperBase<void> >::operator()(WTF::Detail::CallableWrapperBase<void>*) const 12 0x12f7119bf std::__1::unique_ptr<WTF::Detail::CallableWrapperBase<void>, std::__1::default_delete<WTF::Detail::CallableWrapperBase<void> > >::reset(WTF::Detail::CallableWrapperBase<void>*) 13 0x12f711959 std::__1::unique_ptr<WTF::Detail::CallableWrapperBase<void>, std::__1::default_delete<WTF::Detail::CallableWrapperBase<void> > >::~unique_ptr() 14 0x12f711935 std::__1::unique_ptr<WTF::Detail::CallableWrapperBase<void>, std::__1::default_delete<WTF::Detail::CallableWrapperBase<void> > >::~unique_ptr() 15 0x12f711915 WTF::Function<void ()>::~Function() 16 0x12f710c15 WTF::Function<void ()>::~Function() 17 0x12f82f913 WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0::~$_0() 18 0x12f82ec55 WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0::~$_0() 19 0x12f82f320 WTF::BlockPtr<void ()> WTF::BlockPtr<void ()>::fromCallable<WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0>(WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0)::'lambda'(void const*)::operator()(void const*) const 20 0x12f82f2a5 WTF::BlockPtr<void ()> WTF::BlockPtr<void ()>::fromCallable<WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0>(WTF::WorkQueue::dispatch(WTF::Function<void ()>&&)::$_0)::'lambda'(void const*)::__invoke(void const*) 21 0x7fff6d6ecbed _Block_release 22 0x7fff6d64550e _dispatch_client_callout 23 0x7fff6d64aace _dispatch_lane_serial_drain 24 0x7fff6d64b452 _dispatch_lane_invoke 25 0x7fff6d654a9e _dispatch_workloop_worker_thread 26 0x7fff6d89f6fc _pthread_wqthread 27 0x7fff6d89e827 start_wqthread LEAK: 1 WebPageProxy 1617635 4 390425 youennf 2020-02-11 14:30:23 -0800 Created attachment 390425 Patch 1617654 5 390431 youennf 2020-02-11 14:47:42 -0800 Created attachment 390431 Patch 1617750 6 mjs 2020-02-11 16:20:58 -0800 Is this patch meant to be flagged for review? 1617752 7 youennf 2020-02-11 16:24:26 -0800 (In reply to Maciej Stachowiak from comment #6) > Is this patch meant to be flagged for review? It is. 1617873 8 390431 commit-queue 2020-02-11 22:15:29 -0800 Comment on attachment 390431 Patch Clearing flags on attachment: 390431 Committed r256426: <https://trac.webkit.org/changeset/256426> 1617874 9 commit-queue 2020-02-11 22:15:31 -0800 All reviewed patches have been landed. Closing bug. 1621415 10 Lawrence.j 2020-02-20 14:11:50 -0800 Removed test expectations that were showing this test as passing while crashing. https://trac.webkit.org/changeset/257086/webkit 390425 2020-02-11 14:30:23 -0800 2020-02-11 14:47:41 -0800 Patch bug-207509-20200211143023.patch text/plain 3321 youennf U3VidmVyc2lvbiBSZXZpc2lvbjogMjU2MjMxCmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViS2l0L0No YW5nZUxvZyBiL1NvdXJjZS9XZWJLaXQvQ2hhbmdlTG9nCmluZGV4IDU5ZDRmNTg1ZmY1MGM2MGY4 OTUyOTNkMmNkZTc3NTJkNzI0MjNmNjQuLjVlNjUwN2I4MzI1NWE5MDIyZDBlZjY4ZmU1OWFhODM3 MTdiZmFlZDcgMTAwNjQ0Ci0tLSBhL1NvdXJjZS9XZWJLaXQvQ2hhbmdlTG9nCisrKyBiL1NvdXJj ZS9XZWJLaXQvQ2hhbmdlTG9nCkBAIC0xLDMgKzEsMTYgQEAKKzIwMjAtMDItMTEgIFlvdWVubiBG YWJsZXQgIDx5b3Vlbm5AYXBwbGUuY29tPgorCisgICAgICAgIFsgTWFjIERlYnVnIHdrMiBdIEFT U0VSVElPTiBGQUlMRUQ6IG1fd2FzQ29uc3RydWN0ZWRPbk1haW5UaHJlYWQgPT0gaXNNYWluVGhy ZWFkKCkKKyAgICAgICAgaHR0cHM6Ly9idWdzLndlYmtpdC5vcmcvc2hvd19idWcuY2dpP2lkPTIw 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