Bug 191513 – Flaky Test: workers/wasm-long-compile.html

• Component: Tools / Tests
• Status: NEW

[WebKit Commit Bot]

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 [e-mail].
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.

[WebKit Commit Bot]

Created attachment 354499 [details]
Archive of layout-test-results from webkit-cq-01

[Ryan Haddad]

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]

This looks like the same crash we're seeing intermittently on JetStream 1.