<html>
    <head>
      <base href="https://bugs.webkit.org/">
    </head>
    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - REGRESSION: LayoutTest workers/wasm-hashset.html is a flaky crash"
   href="https://bugs.webkit.org/show_bug.cgi?id=177901">177901</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>REGRESSION: LayoutTest workers/wasm-hashset.html is a flaky crash
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>WebKit
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>WebKit Nightly Build
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>Unspecified
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Unspecified
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>Normal
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>P2
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>JavaScriptCore
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>webkit-unassigned@lists.webkit.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>ryanhaddad@apple.com
          </td>
        </tr></table>
      <p>
        <div>
        <pre>LayoutTest workers/wasm-hashset.html is a flaky crash

SHOULD NEVER BE REACHED
./interpreter/CallFrame.cpp(77) : bool JSC::ExecState::callSiteBitsAreCodeOriginIndex() const
1   0x11e5c7980 WTFCrash
2   0x11e2c6b92 JSC::ExecState::callSiteBitsAreCodeOriginIndex() const
3   0x11e2c6e6a JSC::ExecState::bytecodeOffset()
4   0x11e2d05e6 JSC::StackVisitor::readNonInlinedFrame(JSC::ExecState*, JSC::CodeOrigin*)
5   0x11e2cffe3 JSC::StackVisitor::readFrame(JSC::ExecState*)
6   0x11e2d01d3 JSC::StackVisitor::gotoNextFrame()
7   0x11e2cb1f3 void JSC::StackVisitor::visit<JSC::Interpreter::getStackTrace(JSC::JSCell*, WTF::Vector<JSC::StackFrame, 0ul, WTF::CrashOnOverflow, 16ul, WTF::FastMalloc>&, unsigned long, unsigned long)::$_3>(JSC::ExecState*, JSC::VM*, JSC::Interpreter::getStackTrace(JSC::JSCell*, WTF::Vector<JSC::StackFrame, 0ul, WTF::CrashOnOverflow, 16ul, WTF::FastMalloc>&, unsigned long, unsigned long)::$_3 const&)
8   0x11e2cb022 JSC::Interpreter::getStackTrace(JSC::JSCell*, WTF::Vector<JSC::StackFrame, 0ul, WTF::CrashOnOverflow, 16ul, WTF::FastMalloc>&, unsigned long, unsigned long)
9   0x11e5b212f JSC::Exception::finishCreation(JSC::VM&, JSC::JSValue, JSC::Exception::StackCaptureAction)
10  0x11e5b2045 JSC::Exception::create(JSC::VM&, JSC::JSValue, JSC::Exception::StackCaptureAction)
11  0x11d605c8e JSC::VM::throwException(JSC::ExecState*, JSC::JSValue)
12  0x11d5e01c5 JSC::ThrowScope::throwException(JSC::ExecState*, JSC::JSValue)
13  0x11d222cad JSC::throwException(JSC::ExecState*, JSC::ThrowScope&, JSC::JSValue)
14  0x11e39f645 llint_slow_path_throw
15  0x11d206c70 llint_entry
16  0x11d2061c1 llint_entry
17  0x11d2061c1 llint_entry
18  0x11d2061c1 llint_entry
19  0x11d1fe587 vmEntryToJavaScript
20  0x11e32dee1 JSC::JITCode::execute(JSC::VM*, JSC::ProtoCallFrame*)
21  0x11e2cd445 JSC::Interpreter::executeCall(JSC::ExecState*, JSC::JSObject*, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&)
22  0x11e536390 JSC::call(JSC::ExecState*, JSC::JSValue, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&)
23  0x11e536469 JSC::call(JSC::ExecState*, JSC::JSValue, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&, WTF::NakedPtr<JSC::Exception>&)
24  0x11e5366cd JSC::profiledCall(JSC::ExecState*, JSC::ProfilingReason, JSC::JSValue, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&, WTF::NakedPtr<JSC::Exception>&)
25  0x110fda27b WebCore::JSMainThreadExecState::profiledCall(JSC::ExecState*, JSC::ProfilingReason, JSC::JSValue, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&, WTF::NakedPtr<JSC::Exception>&)
26  0x112512564 WebCore::ScheduledAction::executeFunctionInContext(JSC::JSGlobalObject*, JSC::JSValue, WebCore::ScriptExecutionContext&)
27  0x112512148 WebCore::ScheduledAction::execute(WebCore::Document&)
28  0x112512003 WebCore::ScheduledAction::execute(WebCore::ScriptExecutionContext&)
29  0x11065434f WebCore::DOMTimer::fired()
30  0x112a64722 WebCore::ThreadTimers::sharedTimerFiredInternal()
31  0x112a64da1 WebCore::ThreadTimers::setSharedTimer(WebCore::SharedTimer*)::$_0::operator()() const

<a href="https://build.webkit.org/results/Apple%20El%20Capitan%20Debug%20WK2%20(Tests)/r222860%20(3432)/results.html">https://build.webkit.org/results/Apple%20El%20Capitan%20Debug%20WK2%20(Tests)/r222860%20(3432)/results.html</a></pre>
        </div>
      </p>


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