Bug 191513

Summary: Flaky Test: workers/wasm-long-compile.html
Product: WebKit Reporter: WebKit Commit Bot <commit-queue>
Component: Tools / TestsAssignee: WebKit Commit Bot <commit-queue>
Status: NEW    
Severity: Normal CC: fpizlo, jlewis3, keith_miller, lforschler, mark.lam, msaboff, ryanhaddad, saam, tsavell, tzagallo
Priority: P2    
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Bug Depends on:    
Bug Blocks: 50856    
Attachments:
Description Flags
Archive of layout-test-results from webkit-cq-01
none
Crash log none

WebKit Commit Bot
Reported 2018-11-11 00:26:39 PST
This is an automatically generated bug from the commit-queue. workers/wasm-long-compile.html has been flaky on the commit-queue. workers/wasm-long-compile.html was authored by sbarati@apple.com. https://trac.webkit.org/browser/trunk/LayoutTests/workers/wasm-long-compile.html The commit-queue just saw workers/wasm-long-compile.html flake (DumpRenderTree crashed) while processing attachment 354498 [details] on bug 191492. Bot: webkit-cq-01 Port: <class 'webkitpy.common.config.ports.MacPort'> Platform: Mac OS X 10.12.6 The bots will update this with information from each new failure. If you believe this bug to be fixed or invalid, feel free to close. The bots will re-open if the flake re-occurs. If you would like to track this test fix with another bug, please close this bug as a duplicate. The bots will follow the duplicate chain when making future comments.
Attachments
Archive of layout-test-results from webkit-cq-01 (2.39 MB, application/zip)
2018-11-11 00:26 PST, WebKit Commit Bot 		no flags
Details
Crash log (148.91 KB, text/plain)
2018-11-12 13:29 PST, Ryan Haddad 		no flags
Details
View All Add attachment proposed patch, testcase, etc.
WebKit Commit Bot
Comment 1 2018-11-11 00:26:40 PST
Created attachment 354499 [details] Archive of layout-test-results from webkit-cq-01
Ryan Haddad
Comment 2 2018-11-12 13:29:07 PST
Created attachment 354583 [details] Crash log Thread 70 Crashed:: WebCore: Worker 0 com.apple.JavaScriptCore 0x0000000100d77825 JSC::speculationFromValue(JSC::JSValue) + 213 (SpeculatedType.cpp:477) 1 com.apple.JavaScriptCore 0x0000000100d4a2c6 JSC::CodeBlock::updateAllPredictionsAndCountLiveness(unsigned int&, unsigned int&) + 5174 (SpeculatedType.h:473) 2 com.apple.JavaScriptCore 0x0000000100d441e6 JSC::CodeBlock::updateAllPredictions() + 22 (CodeBlock.cpp:2619) 3 com.apple.JavaScriptCore 0x0000000101141dcc operationOptimize + 348 (JITOperations.cpp:1422) 4 ??? 0x00000543f3f901d6 0 + 5789414130134 5 ??? 0x00000543f3f92a37 0 + 5789414140471 6 ??? 0x00000543f3f45b06 0 + 5789413825286 7 com.apple.JavaScriptCore 0x0000000100b55a44 llint_entry + 61809 (LowLevelInterpreter.asm:898) 8 ??? 0x00000543f3f987b4 0 + 5789414164404 9 com.apple.JavaScriptCore 0x0000000100b46719 vmEntryToJavaScript + 200 (LowLevelInterpreter64.asm:298) 10 com.apple.JavaScriptCore 0x00000001010d3e04 JSC::Interpreter::executeProgram(JSC::SourceCode const&, JSC::ExecState*, JSC::JSObject*) + 11172 (JITCodeInlines.h:39) 11 com.apple.JavaScriptCore 0x00000001013091b3 JSC::evaluate(JSC::ExecState*, JSC::SourceCode const&, JSC::JSValue, WTF::NakedPtr<JSC::Exception>&) + 307 (Completion.cpp:106) 12 com.apple.WebCore 0x000000010443d2f4 WebCore::JSExecState::profiledEvaluate(JSC::ExecState*, JSC::ProfilingReason, JSC::SourceCode const&, JSC::JSValue, WTF::NakedPtr<JSC::Exception>&) + 84 (JSExecState.h:80) 13 com.apple.WebCore 0x0000000104483f6c WebCore::WorkerScriptController::evaluate(WebCore::ScriptSourceCode const&, WTF::NakedPtr<JSC::Exception>&, WTF::String*) + 156 (WorkerScriptController.cpp:148) 14 com.apple.WebCore 0x0000000104483e6c WebCore::WorkerScriptController::evaluate(WebCore::ScriptSourceCode const&, WTF::String*) + 44 (WorkerScriptController.cpp:131) 15 com.apple.WebCore 0x0000000105051efc WebCore::WorkerThread::workerThread() + 556 (utility:753) 16 com.apple.JavaScriptCore 0x00000001009888c4 WTF::Thread::entryPoint(WTF::Thread::NewThreadContext*) + 212 (memory:2735) 17 com.apple.JavaScriptCore 0x000000010098a469 WTF::wtfThreadEntryPoint(void*) + 9 (ThreadingPthreads.cpp:203) 18 libsystem_pthread.dylib 0x00007fffb8a3293b _pthread_body + 180 19 libsystem_pthread.dylib 0x00007fffb8a32887 _pthread_start + 286 20 libsystem_pthread.dylib 0x00007fffb8a3208d thread_start + 13
Saam Barati
Comment 3 2018-11-12 13:57:27 PST
This looks like the same crash we're seeing intermittently on JetStream 1.
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