166873 2017-01-09 18:03:19 -0800 REGRESSION (r210522): ASSERTION FAILED: divot.offset >= divotStart.offset seen with stress/import-basic.js and stress/import-from-eval.js 2017-01-09 20:20:49 -0800 1 1 1 Unclassified WebKit JavaScriptCore Other Unspecified Unspecified RESOLVED FIXED P2 Normal --- 1 ryanhaddad ysuzuki commit-queue keith_miller mark.lam msaboff saam ysuzuki oldest_to_newest 1265239 0 ryanhaddad 2017-01-09 18:03:19 -0800 stress/import-basic.js.default: ASSERTION FAILED: divot.offset >= divotStart.offset stress/import-basic.js.default: /Volumes/Data/slave/elcapitan-debug/build/Source/JavaScriptCore/bytecompiler/BytecodeGenerator.h(518) : void JSC::BytecodeGenerator::emitExpressionInfo(const JSC::JSTextPosition &, const JSC::JSTextPosition &, const JSC::JSTextPosition &) stress/import-basic.js.default: 1 0x104e48a20 WTFCrash stress/import-basic.js.default: 2 0x103f7c478 JSC::BytecodeGenerator::emitExpressionInfo(JSC::JSTextPosition const&, JSC::JSTextPosition const&, JSC::JSTextPosition const&) stress/import-basic.js.default: 3 0x103f69605 JSC::BytecodeGenerator::emitCall(JSC::OpcodeID, JSC::RegisterID*, JSC::RegisterID*, JSC::ExpectedFunction, JSC::CallArguments&, JSC::JSTextPosition const&, JSC::JSTextPosition const&, JSC::JSTextPosition const&, JSC::DebuggableCall) stress/import-basic.js.default: 4 0x103f5c031 JSC::BytecodeGenerator::emitCall(JSC::RegisterID*, JSC::RegisterID*, JSC::ExpectedFunction, JSC::CallArguments&, JSC::JSTextPosition const&, JSC::JSTextPosition const&, JSC::JSTextPosition const&, JSC::DebuggableCall) stress/import-basic.js.default: 5 0x104a56408 JSC::ImportNode::emitBytecode(JSC::BytecodeGenerator&, JSC::RegisterID*) stress/import-basic.js.default: 6 0x103f8a6b2 JSC::BytecodeGenerator::emitNodeInTailPosition(JSC::RegisterID*, JSC::ExpressionNode*) stress/import-basic.js.default: 7 0x103f775ae JSC::BytecodeGenerator::emitNode(JSC::RegisterID*, JSC::ExpressionNode*) stress/import-basic.js.default: 8 0x104a71135 JSC::AwaitExprNode::emitBytecode(JSC::BytecodeGenerator&, JSC::RegisterID*) stress/import-basic.js.default: 9 0x103f8a6b2 JSC::BytecodeGenerator::emitNodeInTailPosition(JSC::RegisterID*, JSC::ExpressionNode*) stress/import-basic.js.default: 10 0x103f775ae JSC::BytecodeGenerator::emitNode(JSC::RegisterID*, JSC::ExpressionNode*) stress/import-basic.js.default: 11 0x104a72739 JSC::DestructuringAssignmentNode::emitBytecode(JSC::BytecodeGenerator&, JSC::RegisterID*) stress/import-basic.js.default: 12 0x103f8a6b2 JSC::BytecodeGenerator::emitNodeInTailPosition(JSC::RegisterID*, JSC::ExpressionNode*) stress/import-basic.js.default: 13 0x103f775ae JSC::BytecodeGenerator::emitNode(JSC::RegisterID*, JSC::ExpressionNode*) stress/import-basic.js.default: 14 0x104a79fc4 JSC::BytecodeGenerator::emitNode(JSC::ExpressionNode*) stress/import-basic.js.default: 15 0x104a69c28 JSC::DeclarationStatement::emitBytecode(JSC::BytecodeGenerator&, JSC::RegisterID*) stress/import-basic.js.default: 16 0x104a7b452 JSC::BytecodeGenerator::emitNodeInTailPosition(JSC::RegisterID*, JSC::StatementNode*) stress/import-basic.js.default: 17 0x104a7b31e JSC::SourceElements::emitBytecode(JSC::BytecodeGenerator&, JSC::RegisterID*) stress/import-basic.js.default: 18 0x104a69a7c JSC::BlockNode::emitBytecode(JSC::BytecodeGenerator&, JSC::RegisterID*) stress/import-basic.js.default: 19 0x104a7b452 JSC::BytecodeGenerator::emitNodeInTailPosition(JSC::RegisterID*, JSC::StatementNode*) stress/import-basic.js.default: 20 0x104a7b31e JSC::SourceElements::emitBytecode(JSC::BytecodeGenerator&, JSC::RegisterID*) stress/import-basic.js.default: 21 0x104a7b9ba JSC::ScopeNode::emitStatementsBytecode(JSC::BytecodeGenerator&, JSC::RegisterID*) stress/import-basic.js.default: 22 0x104a70853 JSC::FunctionNode::emitBytecode(JSC::BytecodeGenerator&, JSC::RegisterID*) stress/import-basic.js.default: 23 0x103f54a55 JSC::BytecodeGenerator::generate() stress/import-basic.js.default: 24 0x104d0f948 JSC::ParserError JSC::BytecodeGenerator::generate<JSC::FunctionNode*, JSC::UnlinkedFunctionCodeBlock*&, JSC::DebuggerMode&, JSC::VariableEnvironment const*>(JSC::VM&, JSC::FunctionNode*&&, JSC::UnlinkedFunctionCodeBlock*&&&, JSC::DebuggerMode&&&, JSC::VariableEnvironment const*&&) stress/import-basic.js.default: 25 0x104d0e29c JSC::generateUnlinkedFunctionCodeBlock(JSC::VM&, JSC::UnlinkedFunctionExecutable*, JSC::SourceCode const&, JSC::CodeSpecializationKind, JSC::DebuggerMode, JSC::UnlinkedFunctionKind, JSC::ParserError&, JSC::SourceParseMode) stress/import-basic.js.default: 26 0x104d0dbaa JSC::UnlinkedFunctionExecutable::unlinkedCodeBlockFor(JSC::VM&, JSC::SourceCode const&, JSC::CodeSpecializationKind, JSC::DebuggerMode, JSC::ParserError&, JSC::SourceParseMode) stress/import-basic.js.default: 27 0x104c780c4 JSC::ScriptExecutable::newCodeBlockFor(JSC::CodeSpecializationKind, JSC::JSFunction*, JSC::JSScope*, JSC::JSObject*&) stress/import-basic.js.default: 28 0x104c787fb JSC::ScriptExecutable::prepareForExecutionImpl(JSC::VM&, JSC::JSFunction*, JSC::JSScope*, JSC::CodeSpecializationKind, JSC::CodeBlock*&) stress/import-basic.js.default: 29 0x1047c9800 JSC::JSObject* JSC::ScriptExecutable::prepareForExecution<JSC::FunctionExecutable>(JSC::VM&, JSC::JSFunction*, JSC::JSScope*, JSC::CodeSpecializationKind, JSC::CodeBlock*&) stress/import-basic.js.default: 30 0x104a01589 JSC::LLInt::setUpCall(JSC::ExecState*, JSC::Instruction*, JSC::CodeSpecializationKind, JSC::JSValue, JSC::LLIntCallLinkInfo*) stress/import-basic.js.default: 31 0x104a00fb6 JSC::LLInt::genericCall(JSC::ExecState*, JSC::Instruction*, JSC::CodeSpecializationKind) stress/import-basic.js.default: test_script_8938: line 2: 39680 Segmentation fault: 11 ( "$@" ../../.vm/JavaScriptCore.framework/Resources/jsc --useFTLJIT\=false --useFunctionDotArguments\=true --maxPerThreadStackUsage\=1572864 --useFTLJIT\=true import-basic.js ) stress/import-basic.js.default: ERROR: Unexpected exit code: 139 ** The following JSC stress test failures have been introduced: stress/import-basic.js.default stress/import-basic.js.dfg-eager stress/import-basic.js.dfg-eager-no-cjit-validate stress/import-basic.js.dfg-maximal-flush-validate-no-cjit stress/import-basic.js.ftl-eager stress/import-basic.js.ftl-eager-no-cjit stress/import-basic.js.ftl-no-cjit-no-inline-validate stress/import-basic.js.ftl-no-cjit-no-put-stack-validate stress/import-basic.js.ftl-no-cjit-small-pool stress/import-basic.js.ftl-no-cjit-validate-sampling-profiler stress/import-basic.js.no-cjit-validate-phases stress/import-basic.js.no-ftl stress/import-basic.js.no-llint stress/import-from-eval.js.default stress/import-from-eval.js.dfg-eager stress/import-from-eval.js.dfg-eager-no-cjit-validate stress/import-from-eval.js.dfg-maximal-flush-validate-no-cjit stress/import-from-eval.js.ftl-eager stress/import-from-eval.js.ftl-eager-no-cjit stress/import-from-eval.js.ftl-no-cjit-no-inline-validate stress/import-from-eval.js.ftl-no-cjit-no-put-stack-validate stress/import-from-eval.js.ftl-no-cjit-small-pool stress/import-from-eval.js.ftl-no-cjit-validate-sampling-profiler stress/import-from-eval.js.no-cjit-validate-phases stress/import-from-eval.js.no-ftl stress/import-from-eval.js.no-llint 1265240 1 ryanhaddad 2017-01-09 18:03:33 -0800 https://build.webkit.org/builders/Apple%20El%20Capitan%20Debug%20JSC%20%28Tests%29/builds/4832 1265241 2 ryanhaddad 2017-01-09 18:06:09 -0800 The failing tests were added with https://trac.webkit.org/changeset/210522 1265249 3 298429 ysuzuki 2017-01-09 18:24:10 -0800 Created attachment 298429 Patch 1265269 4 298429 ysuzuki 2017-01-09 19:56:52 -0800 Comment on attachment 298429 Patch Thanks! 1265278 5 298429 commit-queue 2017-01-09 20:20:45 -0800 Comment on attachment 298429 Patch Clearing flags on attachment: 298429 Committed r210535: <http://trac.webkit.org/changeset/210535> 1265279 6 commit-queue 2017-01-09 20:20:49 -0800 All reviewed patches have been landed. Closing bug. 298429 2017-01-09 18:24:10 -0800 2017-01-09 20:20:45 -0800 Patch bug-166873-20170110112234.patch text/plain 1611 ysuzuki U3VidmVyc2lvbiBSZXZpc2lvbjogMjEwNTMyCmRpZmYgLS1naXQgYS9Tb3VyY2UvSmF2YVNjcmlw dENvcmUvQ2hhbmdlTG9nIGIvU291cmNlL0phdmFTY3JpcHRDb3JlL0NoYW5nZUxvZwppbmRleCA3 NGY4Yzk2YzJkMDRkY2E3NGNkM2UyMGY2MGJjMDIzYmYzZmVjMjM0Li42YjY0ZDExY2FjMGRiOGJk YzI1ODQxMjZkZmZmY2M2ZjgzOTk5MTQ4IDEwMDY0NAotLS0gYS9Tb3VyY2UvSmF2YVNjcmlwdENv cmUvQ2hhbmdlTG9nCisrKyBiL1NvdXJjZS9KYXZhU2NyaXB0Q29yZS9DaGFuZ2VMb2cKQEAgLTEs MyArMSwxNSBAQAorMjAxNy0wMS0wOSAgWXVzdWtlIFN1enVraSAgPHV0YXRhbmUudGVhQGdtYWls LmNvbT4KKworICAgICAgICBSRUdSRVNTSU9OIChyMjEwNTIyKTogQVNTRVJUSU9OIEZBSUxFRDog ZGl2b3Qub2Zmc2V0ID49IGRpdm90U3RhcnQub2Zmc2V0IHNlZW4gd2l0aCBzdHJlc3MvaW1wb3J0 LWJhc2ljLmpzIGFuZCBzdHJlc3MvaW1wb3J0LWZyb20tZXZhbC5qcworICAgICAgICBodHRwczov L2J1Z3Mud2Via2l0Lm9yZy9zaG93X2J1Zy5jZ2k/aWQ9MTY2ODczCisKKyAgICAgICAgUmV2aWV3 ZWQgYnkgTk9CT0RZIChPT1BTISkuCisKKyAgICAgICAgVGhlIGRpdm90IHNob3VsZCBiZSB0aGUg ZW5kIG9mIGBpbXBvcnRgIHRva2VuLgorCisgICAgICAgICogcGFyc2VyL1BhcnNlci5jcHA6Cisg ICAgICAgIChKU0M6OlBhcnNlcjxMZXhlclR5cGU+OjpwYXJzZU1lbWJlckV4cHJlc3Npb24pOgor CiAyMDE3LTAxLTA5ICBGaWxpcCBQaXpsbyAgPGZwaXpsb0BhcHBsZS5jb20+CiAKICAgICAgICAg VW5yZXZpZXdlZCwgZml4IGNsb29wLgpkaWZmIC0tZ2l0IGEvU291cmNlL0phdmFTY3JpcHRDb3Jl L3BhcnNlci9QYXJzZXIuY3BwIGIvU291cmNlL0phdmFTY3JpcHRDb3JlL3BhcnNlci9QYXJzZXIu Y3BwCmluZGV4IGQzYzVkMjFlNTAxNmY1MGViNTE4ODNkMGViNWM5YmViNTlkOTZhZDEuLmI4OWRl Y2IwYjQ1OWU3NWJjN2U3MGViOWM3OTcyZDcxZmUzYzhkNGEgMTAwNjQ0Ci0tLSBhL1NvdXJjZS9K YXZhU2NyaXB0Q29yZS9wYXJzZXIvUGFyc2VyLmNwcAorKysgYi9Tb3VyY2UvSmF2YVNjcmlwdENv cmUvcGFyc2VyL1BhcnNlci5jcHAKQEAgLTQzODUsOCArNDM4NSw4IEBAIHRlbXBsYXRlIDxjbGFz cyBUcmVlQnVpbGRlcj4gVHJlZUV4cHJlc3Npb24gUGFyc2VyPExleGVyVHlwZT46OnBhcnNlTWVt YmVyRXhwcmVzCiAgICAgICAgICAgICB9CiAgICAgICAgIH0KICAgICB9IGVsc2UgaWYgKGJhc2VJ c0ltcG9ydCkgewotICAgICAgICBKU1RleHRQb3NpdGlvbiBleHByZXNzaW9uRW5kID0gbGFzdFRv a2VuRW5kUG9zaXRpb24oKTsKICAgICAgICAgbmV4dCgpOworICAgICAgICBKU1RleHRQb3NpdGlv biBleHByZXNzaW9uRW5kID0gbGFzdFRva2VuRW5kUG9zaXRpb24oKTsKICAgICAgICAgY29uc3Vt ZU9yRmFpbChPUEVOUEFSRU4sICJpbXBvcnQgY2FsbCBleHBlY3RzIGV4YWN0bHkgb25lIGFyZ3Vt ZW50Iik7CiAgICAgICAgIFRyZWVFeHByZXNzaW9uIGV4cHIgPSBwYXJzZUFzc2lnbm1lbnRFeHBy ZXNzaW9uKGNvbnRleHQpOwogICAgICAgICBmYWlsSWZGYWxzZShleHByLCAiQ2Fubm90IHBhcnNl IGV4cHJlc3Npb24iKTsK