[Webkit-unassigned] [Bug 164597] New: ASSERTION FAILED: length > offset encountered with wasm.yaml/wasm/js-api/test_Module.js.default-wasm

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=164597

            Bug ID: 164597
           Summary: ASSERTION FAILED: length > offset encountered with
                    wasm.yaml/wasm/js-api/test_Module.js.default-wasm
    Classification: Unclassified
           Product: WebKit
           Version: Other
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: New Bugs
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: ryanhaddad at apple.com

https://build.webkit.org/builders/Apple%20El%20Capitan%20Debug%20JSC%20%28Tests%29/builds/4461/steps/jscore-test/logs/stdio

wasm.yaml/wasm/js-api/test_Module.js.default-wasm: ASSERTION FAILED: length > offset
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: /Volumes/Data/slave/elcapitan-debug/build/WebKitBuild/Debug/usr/local/include/wtf/LEBDecoder.h(40) : bool WTF::LEBDecoder::decodeUInt(const uint8_t *, size_t, size_t &, T &) [maxByteLength = 5, T = unsigned int]
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 1   0x10380d060 WTFCrash
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 2   0x103604230 bool WTF::LEBDecoder::decodeUInt<5ul, unsigned int>(unsigned char const*, unsigned long, unsigned long&, unsigned int&)
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 3   0x1036041cd WTF::LEBDecoder::decodeUInt32(unsigned char const*, unsigned long, unsigned long&, unsigned int&)
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 4   0x103604000 JSC::Wasm::Parser::parseVarUInt32(unsigned int&)
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 5   0x1037b9142 JSC::Wasm::ModuleParser::parse()
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 6   0x10303a07f JSC::Wasm::Plan::Plan(JSC::VM&, unsigned char const*, unsigned long)
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 7   0x10303aa7d JSC::Wasm::Plan::Plan(JSC::VM&, unsigned char const*, unsigned long)
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 8   0x1031e9628 JSC::constructJSWebAssemblyModule(JSC::ExecState*)
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 9   0x1033a293a JSC::LLInt::handleHostCall(JSC::ExecState*, JSC::Instruction*, JSC::JSValue, JSC::CodeSpecializationKind)
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 10  0x1033a37fc JSC::LLInt::setUpCall(JSC::ExecState*, JSC::Instruction*, JSC::CodeSpecializationKind, JSC::JSValue, JSC::LLIntCallLinkInfo*)
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 11  0x1033a33f6 JSC::LLInt::genericCall(JSC::ExecState*, JSC::Instruction*, JSC::CodeSpecializationKind)
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 12  0x10339fcdc llint_slow_path_construct
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 13  0x1033adfff llint_entry
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 14  0x1033adca0 llint_entry
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 15  0x1033a660e vmEntryToJavaScript
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 16  0x10317644c JSC::JITCode::execute(JSC::VM*, JSC::ProtoCallFrame*)
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 17  0x1030f2e52 JSC::Interpreter::execute(JSC::ModuleProgramExecutable*, JSC::ExecState*, JSC::JSModuleEnvironment*)
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 18  0x103295d2f JSC::JSModuleRecord::evaluate(JSC::ExecState*)
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 19  0x10380c2f8 JSC::JSModuleLoader::evaluate(JSC::ExecState*, JSC::JSValue, JSC::JSValue, JSC::JSValue)
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 20  0x1033e1058 JSC::moduleLoaderPrototypeEvaluate(JSC::ExecState*)
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 21  0x4674dae01028
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 22  0x1033adc26 llint_entry
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 23  0x1033adca0 llint_entry
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 24  0x4674dae099b9
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 25  0x1033a660e vmEntryToJavaScript
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 26  0x10317644c JSC::JITCode::execute(JSC::VM*, JSC::ProtoCallFrame*)
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 27  0x1030f1daf JSC::Interpreter::executeCall(JSC::ExecState*, JSC::JSObject*, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&)
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 28  0x1028fa75e JSC::call(JSC::ExecState*, JSC::JSValue, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&)
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 29  0x1028fa9ab JSC::profiledCall(JSC::ExecState*, JSC::ProfilingReason, JSC::JSValue, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&)
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 30  0x10327c056 JSC::JSJobMicrotask::run(JSC::ExecState*)
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: 31  0x1036abc55 JSC::QueuedTask::run()
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: test_script_31118: line 2: 51572 Segmentation fault: 11  ( "$@" ../../../../.vm/JavaScriptCore.framework/Resources/jsc --useFTLJIT\=false --useFunctionDotArguments\=true --maxPerThreadStackUsage\=1572864 -m --useWebAssembly\=1 test_Module.js )
wasm.yaml/wasm/js-api/test_Module.js.default-wasm: ERROR: Unexpected exit code: 139
FAIL: wasm.yaml/wasm/js-api/test_Module.js.default-wasm

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