230410 2021-09-17 09:16:37 -0700 Crash under RemoteMediaPlayerManager::getSupportedTypes() 2021-09-20 09:49:30 -0700 1 1 1 Unclassified WebKit Media WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED https://bugs.webkit.org/show_bug.cgi?id=230011 https://bugs.webkit.org/show_bug.cgi?id=230434 InRadar P2 Normal --- 1 cdumez cdumez eric.carlson ews-watchlist glenn jer.noble peng.liu6 philipj sergio webkit-bug-importer oldest_to_newest 1794465 0 cdumez 2021-09-17 09:16:37 -0700 We see the following flaky crash on the iOS bots: Thread 0 Crashed:: Dispatch queue: com.apple.main-thread 0 WebKit 0x6db68e811 WTF::HashTable<WTF::String, WTF::String, WTF::IdentityExtractor, WTF::ASCIICaseInsensitiveHash, WTF::HashTraits<WTF::String>, WTF::HashTraits<WTF::String> >::keyCount() const + 33 (HashTable.h:586) 1 WebKit 0x6dbad1275 WTF::HashTable<WTF::String, WTF::String, WTF::IdentityExtractor, WTF::ASCIICaseInsensitiveHash, WTF::HashTraits<WTF::String>, WTF::HashTraits<WTF::String> >::size() const + 21 (HashTable.h:450) 2 WebKit 0x6dcbb310c WTF::HashTable<WTF::String, WTF::String, WTF::IdentityExtractor, WTF::ASCIICaseInsensitiveHash, WTF::HashTraits<WTF::String>, WTF::HashTraits<WTF::String> >::HashTable(WTF::HashTable<WTF::String, WTF::String, WTF::IdentityExtractor, WTF::ASCIICaseInsensitiveHash, WTF::HashTraits<WTF::String>, WTF::HashTraits<WTF::String> > const&) + 60 (HashTable.h:1388) 3 WebKit 0x6dcbb30bd WTF::HashTable<WTF::String, WTF::String, WTF::IdentityExtractor, WTF::ASCIICaseInsensitiveHash, WTF::HashTraits<WTF::String>, WTF::HashTraits<WTF::String> >::HashTable(WTF::HashTable<WTF::String, WTF::String, WTF::IdentityExtractor, WTF::ASCIICaseInsensitiveHash, WTF::HashTraits<WTF::String>, WTF::HashTraits<WTF::String> > const&) + 29 (HashTable.h:1387) 4 WebKit 0x6dcbb3075 WTF::HashTable<WTF::String, WTF::String, WTF::IdentityExtractor, WTF::ASCIICaseInsensitiveHash, WTF::HashTraits<WTF::String>, WTF::HashTraits<WTF::String> >::operator=(WTF::HashTable<WTF::String, WTF::String, WTF::IdentityExtractor, WTF::ASCIICaseInsensitiveHash, WTF::HashTraits<WTF::String>, WTF::HashTraits<WTF::String> > const&) + 37 (HashTable.h:1419) 5 WebKit 0x6dcbaaaf1 WTF::HashSet<WTF::String, WTF::ASCIICaseInsensitiveHash, WTF::HashTraits<WTF::String>, WTF::HashTableTraits>::operator=(WTF::HashSet<WTF::String, WTF::ASCIICaseInsensitiveHash, WTF::HashTraits<WTF::String>, WTF::HashTableTraits> const&) + 33 (HashSet.h:31) 6 WebKit 0x6dcbaaac7 WebKit::RemoteMediaPlayerManager::getSupportedTypes(WebCore::MediaPlayerEnums::MediaEngineIdentifier, WTF::HashSet<WTF::String, WTF::ASCIICaseInsensitiveHash, WTF::HashTraits<WTF::String>, WTF::HashTableTraits>&) + 55 (RemoteMediaPlayerManager.cpp:195) 7 WebKit 0x6dcbd79e7 WebKit::MediaPlayerRemoteFactory::getSupportedTypes(WTF::HashSet<WTF::String, WTF::ASCIICaseInsensitiveHash, WTF::HashTraits<WTF::String>, WTF::HashTableTraits>&) const + 39 (RemoteMediaPlayerManager.cpp:66) 8 WebCore 0x7198e6c27 WebCore::MediaPlayer::getSupportedTypes(WTF::HashSet<WTF::String, WTF::ASCIICaseInsensitiveHash, WTF::HashTraits<WTF::String>, WTF::HashTableTraits>&) + 135 (MediaPlayer.cpp:1087) 9 WebCore 0x7196f6f20 WebCore::MIMETypeRegistry::supportedMediaMIMETypes()::$_1::operator()() const + 48 (MIMETypeRegistry.cpp:231) 10 WebCore 0x7196f6eb2 WebCore::MIMETypeRegistry::supportedMediaMIMETypes() + 34 (MIMETypeRegistry.cpp:228) 11 WebCore 0x7196f8290 WebCore::MIMETypeRegistry::isSupportedMediaMIMEType(WTF::String const&) + 48 (MIMETypeRegistry.cpp:561) 12 WebCore 0x7196f8cd7 WebCore::MIMETypeRegistry::canShowMIMEType(WTF::String const&) + 55 (MIMETypeRegistry.cpp:650) 13 WebKit 0x6dd046b55 WebKit::WebPage::canShowMIMEType(WTF::String const&, WTF::Function<bool (WTF::String const&, WebCore::PluginData::AllowedPluginTypes)> const&) const + 37 (WebPage.cpp:6274) 14 WebKit 0x6dd046b16 WebKit::WebPage::canShowResponse(WebCore::ResourceResponse const&) const + 86 (WebPage.cpp:6260) 15 WebKit 0x6dcdb4037 WebKit::WebFrameLoaderClient::dispatchDecidePolicyForResponse(WebCore::ResourceResponse const&, WebCore::ResourceRequest const&, WebCore::PolicyCheckIdentifier, WTF::String const&, WebCore::BrowsingContextGroupSwitchDecision, WTF::Function<void (WebCore::PolicyAction, WebCore::PolicyCheckIdentifier)>&&) + 1671 (WebFrameLoaderClient.cpp:847) 16 WebCore 0x7192ca192 WebCore::FrameLoader::checkContentPolicy(WebCore::ResourceResponse const&, WebCore::PolicyCheckIdentifier, WebCore::BrowsingContextGroupSwitchDecision, WTF::Function<void (WebCore::PolicyAction, WebCore::PolicyCheckIdentifier)>&&) + 258 (FrameLoader.cpp:425) 1794466 1 438482 cdumez 2021-09-17 09:18:14 -0700 Created attachment 438482 Patch 1794468 2 438483 cdumez 2021-09-17 09:33:53 -0700 Created attachment 438483 Patch 1794473 3 ap 2021-09-17 09:44:53 -0700 Do we have existing radars for this? 1794474 4 cdumez 2021-09-17 09:45:57 -0700 (In reply to Alexey Proskuryakov from comment #3) > Do we have existing radars for this? There is this one: rdar://82829778 ([ iOS EWS ] imported/w3c/web-platform-tests/html/cross-origin-opener-policy/resource-popup.https.html is flaky (230011)) But sadly it tracks both a flaky timeout and this flaky crash. This patch addresses the flaky crash but not the flaky timeout (which I am still investigating). 1794486 5 ews-feeder 2021-09-17 10:15:21 -0700 Committed r282666 (241807@trunk): <https://commits.webkit.org/241807@trunk> All reviewed patches have been landed. Closing bug and clearing flags on attachment 438483. 1794487 6 webkit-bug-importer 2021-09-17 10:16:19 -0700 <rdar://problem/83245908> 438482 2021-09-17 09:18:14 -0700 2021-09-17 09:33:52 -0700 Patch bug-230410-20210917091813.patch text/plain 4553 cdumez U3VidmVyc2lvbiBSZXZpc2lvbjogMjgyNjE2CmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViS2l0L0No YW5nZUxvZyBiL1NvdXJjZS9XZWJLaXQvQ2hhbmdlTG9nCmluZGV4IDFkZGZmYzU4ZWQ2OTY1MjZi NjE2NWRiYjQyYzI2MWI5ZjI2MTEzODAuLmQzZTI0NTk5Y2UxY2MyMmE1MjQyYzBmMjMxOWRlODFm NWQ0NmMyMjcgMTAwNjQ0Ci0tLSBhL1NvdXJjZS9XZWJLaXQvQ2hhbmdlTG9nCisrKyBiL1NvdXJj ZS9XZWJLaXQvQ2hhbmdlTG9nCkBAIC0xLDMgKzEsMTkgQEAKKzIwMjEtMDktMTcgIENocmlzIER1 bWV6ICA8Y2R1bWV6QGFwcGxlLmNvbT4KKworICAgICAgICBDcmFzaCB1bmRlciBSZW1vdGVNZWRp YVBsYXllck1hbmFnZXI6OmdldFN1cHBvcnRlZFR5cGVzKCkKKyAgICAgICAgaHR0cHM6Ly9idWdz LndlYmtpdC5vcmcvc2hvd19idWcuY2dpP2lkPTIzMDQxMAorCisgICAgICAgIFJldmlld2VkIGJ5 IE5PQk9EWSAoT09QUyEpLgorCisgICAgICAgIFRoZSBjb2RlIHdvdWxkIGRvIGEgbnVsbCBkZXJl 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