RESOLVED FIXED 237541
[ iOS Debug ] ASSERTION FAILED: Attempt to access post layout data before receiving it on editing/editable-region/fixed-and-absolute-contenteditable-scrolled.html 
https://bugs.webkit.org/show_bug.cgi?id=237541
Summary [ iOS Debug ] ASSERTION FAILED: Attempt to access post layout data before rec...
Dawn Morningstar
Reported 2022-03-07 11:10:55 PST
editing/editable-region/fixed-and-absolute-contenteditable-scrolled.html Is a flaky Assertion Failure on iOS Debug queues. HISTORY: https://results.webkit.org/?suite=layout-tests&test=editing%2Feditable-region%2Ffixed-and-absolute-contenteditable-scrolled.html CRASH-LOG: No crash log found for WebKitTestRunnerApp:55783. stderr: ASSERTION FAILED: Attempt to access post layout data before receiving it !isMissingPostLayoutData /Volumes/Data/worker/ios-simulator-15-debug/build/Source/WebKit/Shared/EditorState.h(170) : const WebKit::EditorState::PostLayoutData &WebKit::EditorState::postLayoutData() const 1 0x11a0d8749 WTFCrash 2 0x138a01b9f WebKit::EditorState::postLayoutData() const 3 0x13a52c18e -[WKContentView(WKInteraction) _characterInRelationToCaretSelection:] 4 0x1306a28b6 -[UIKeyboardImpl nextCharacterIsWordCharacter] 5 0x1306a0dd6 -[UIKeyboardImpl didAcceptAutocorrection:wordTerminator:] 6 0x1306a09ba __99-[UIKeyboardImpl acceptAutocorrectionForWordTerminator:executionContextPassingTIKeyboardCandidate:]_block_invoke 7 0x1306ca085 -[UIKeyboardTaskExecutionContext returnExecutionToParentWithInfo:] 8 0x1306a1971 -[UIKeyboardImpl acceptAutocorrection:executionContextPassingTIKeyboardCandidate:] 9 0x1306a08f1 -[UIKeyboardImpl acceptAutocorrectionForWordTerminator:executionContextPassingTIKeyboardCandidate:] 10 0x1306a0789 __56-[UIKeyboardImpl acceptAutocorrectionForWordTerminator:]_block_invoke 11 0x1306cb8bb -[UIKeyboardTaskEntry execute:] 12 0x1306ca55d -[UIKeyboardTaskQueue continueExecutionOnMainThread] 13 0x1306ca841 -[UIKeyboardTaskQueue performTaskOnMainThread:waitUntilDone:] 14 0x1306a06d0 -[UIKeyboardImpl acceptAutocorrectionForWordTerminator:] 15 0x1306a3a1e -[UIKeyboardImpl acceptAutocorrection] 16 0x1306a3c5d __38-[UIKeyboardImpl acceptAutocorrection]_block_invoke 17 0x1306cb8bb -[UIKeyboardTaskEntry execute:] 18 0x1306ca55d -[UIKeyboardTaskQueue continueExecutionOnMainThread] 19 0x1306a3c0e -[UIKeyboardImpl acceptAutocorrection] 20 0x1306870d7 -[UIKeyboardImpl setDelegate:force:] 21 0x13028dcce -[UIKeyboardSceneDelegate _reloadInputViewsForKeyWindowSceneResponder:] 22 0x13028d44d -[UIKeyboardSceneDelegate _reloadInputViewsForResponder:] 23 0x130916d0d -[UIResponder(UIResponderInputViewAdditions) reloadInputViews] 24 0x13a534783 -[WKContentView(WKInteraction) _hideKeyboard] 25 0x13a5364d8 -[WKContentView(WKInteraction) _elementDidBlur] 26 0x139054919 WebKit::PageClientImpl::elementDidBlur() 27 0x1390ca3c5 WebKit::WebPageProxy::elementDidBlur() 28 0x13a1c7b2b void IPC::callMemberFunctionImpl<WebKit::WebPageProxy, void (WebKit::WebPageProxy::*)(), std::__1::tuple<> >(WebKit::WebPageProxy*, void (WebKit::WebPageProxy::*)(), std::__1::tuple<>&&, std::__1::integer_sequence<unsigned long>) 29 0x13a1c7a1d void IPC::callMemberFunction<WebKit::WebPageProxy, void (WebKit::WebPageProxy::*)(), std::__1::tuple<>, std::__1::integer_sequence<unsigned long> >(std::__1::tuple<>&&, WebKit::WebPageProxy*, void (WebKit::WebPageProxy::*)()) 30 0x13a1972d0 void IPC::handleMessage<Messages::WebPageProxy::ElementDidBlur, WebKit::WebPageProxy, void (WebKit::WebPageProxy::*)()>(IPC::Connection&, IPC::Decoder&, WebKit::WebPageProxy*, void (WebKit::WebPageProxy::*)()) 31 0x13a18b56b WebKit::WebPageProxy::didReceiveMessage(IPC::Connection&, IPC::Decoder&) CRASH-URL: https://build.webkit.org/results/Apple-iPadOS-15-Simulator-Debug-WK2-Tests/r290882%20(1162)/editing/editable-region/fixed-and-absolute-contenteditable-scrolled-crash-log.txt
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Dawn Morningstar
Comment 1 2022-03-07 11:12:25 PST
Regression point appears to be around r289876 further investigation is required.
Radar WebKit Bug Importer
Comment 2 2022-03-07 11:12:47 PST
<rdar://problem/89918871>
Wenson Hsieh
Comment 3 2022-06-09 12:10:48 PDT
Pull request: https://github.com/WebKit/WebKit/pull/1425
EWS
Comment 4 2022-06-09 17:15:14 PDT
Committed r295441 (251447@main): <https://commits.webkit.org/251447@main> Reviewed commits have been landed. Closing PR #1425 and removing active labels.
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