Bug 276333 – REGRESSION(280734@main): ASSERTION FAILED: isInt32() in JSC::JSValue::asInt32() for js/basic-map.html

• Status: RESOLVED
• Resolution: FIXED
• Component: JavaScriptCore

[Fujii Hironori]

js/basic-map.html is crashing due to an assertion failure.
280734@main introduced OrderedHashTableHelper class.

https://build.webkit.org/results/Apple-iPadOS-17-Simulator-Debug-WK2-Tests/280741@main%20(1903)/js/basic-map-crash-log.txt

stderr:
ASSERTION FAILED: isInt32()
./runtime/JSCJSValueInlines.h(515) : int32_t JSC::JSValue::asInt32() const
1   0x1091fdc84 JSC::JSValue::asInt32() const
2   0x108ac8c1c JSC::OrderedHashTableHelper<JSC::MapTraits>::toNumber(JSC::JSValue)
3   0x1091fdc1c JSC::OrderedHashTableHelper<JSC::MapTraits>::asNumber(JSC::JSImmutableButterfly&, unsigned int)
4   0x108ba1ac8 JSC::OrderedHashTableHelper<JSC::MapTraits>::iterationEntry(JSC::JSImmutableButterfly&)
5   0x10969f1c0 JSC::OrderedHashTableHelper<JSC::MapTraits>::getIterationEntry(JSC::JSImmutableButterfly&)
6   0x10969f190 JSC::mapPrivateFuncMapIterationEntry(JSC::JSGlobalObject*, JSC::CallFrame*)
7   0x30001003c 6   ???                                 0x000000030001003c 0x0 + 12884967484
8   0x109fcc58c llint_entry
9   0x109fcc700 llint_entry
10  0x109fa5cb4 vmEntryToJavaScript
11  0x108fbbcb8 JSC::Interpreter::executeProgram(JSC::SourceCode const&, JSC::JSGlobalObject*, JSC::JSObject*)
12  0x1093072d4 JSC::evaluate(JSC::JSGlobalObject*, JSC::SourceCode const&, JSC::JSValue, WTF::NakedPtr<JSC::Exception>&)
13  0x10930743c JSC::profiledEvaluate(JSC::JSGlobalObject*, JSC::ProfilingReason, JSC::SourceCode const&, JSC::JSValue, WTF::NakedPtr<JSC::Exception>&)
14  0x356255da8 WebCore::JSExecState::profiledEvaluate(JSC::JSGlobalObject*, JSC::ProfilingReason, JSC::SourceCode const&, JSC::JSValue, WTF::NakedPtr<JSC::Exception>&)
15  0x356255824 WebCore::ScriptController::evaluateInWorld(WebCore::ScriptSourceCode const&, WebCore::DOMWrapperWorld&)
16  0x356255658 WebCore::ScriptController::evaluateInWorldIgnoringException(WebCore::ScriptSourceCode const&, WebCore::DOMWrapperWorld&)
17  0x356256084 WebCore::ScriptController::evaluateIgnoringException(WebCore::ScriptSourceCode const&)
18  0x356e819d8 WebCore::ScriptElement::executeClassicScript(WebCore::ScriptSourceCode const&)
19  0x356dcbdb4 WebCore::LoadableClassicScript::execute(WebCore::ScriptElement&)
20  0x356e82e44 WebCore::ScriptElement::executeScriptAndDispatchEvent(WebCore::LoadableScript&)
21  0x356e831bc WebCore::ScriptElement::executePendingScript(WebCore::PendingScript&)
22  0x3574f1a20 WebCore::HTMLScriptRunner::executePendingScriptAndDispatchEvent(WebCore::PendingScript&)
23  0x3574f2210 WebCore::HTMLScriptRunner::executeParsingBlockingScripts()
24  0x3574f247c WebCore::HTMLScriptRunner::executeScriptsWaitingForLoad(WebCore::PendingScript&)
25  0x3574b2840 WebCore::HTMLDocumentParser::notifyFinished(WebCore::PendingScript&)
26  0x356e40230 WebCore::PendingScript::notifyClientFinished()
27  0x356e402ec WebCore::PendingScript::notifyFinished(WebCore::LoadableScript&)
28  0x356ddcca0 WebCore::LoadableScript::notifyClientFinished()
29  0x356dcb6fc WebCore::LoadableNonModuleScriptBase::notifyFinished(WebCore::CachedResource&, WebCore::NetworkLoadMetrics const&, WebCore::LoadWillContinueInAnotherProcess)
30  0x357b7cf60 WebCore::CachedResource::checkNotify(WebCore::NetworkLoadMetrics const&, WebCore::LoadWillContinueInAnotherProcess)
31  0x357b7873c WebCore::CachedResource::finishLoading(WebCore::FragmentedSharedBuffer const*, WebCore::NetworkLoadMetrics const&)
com.apple.WebKit.WebContent.Development terminated (pid 45017) for reason: crash
LEAK: 14 WebPageProxy

History:
  https://results.webkit.org/?suite=layout-tests&test=js%2Fbasic-map.html&style=debug

[Radar WebKit Bug Importer]

<rdar://problem/131336271>

[Yijia Huang]

Pull request: https://github.com/WebKit/WebKit/pull/30591

[EWS]

Committed 280776@main (6f5b850ee206): <https://commits.webkit.org/280776@main>

Reviewed commits have been landed. Closing PR #30591 and removing active labels.