<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<!DOCTYPE bugzilla SYSTEM "https://bugs.webkit.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.4.1"
          urlbase="https://bugs.webkit.org/"
          
          maintainer="admin@webkit.org"
>

    <bug>
          <bug_id>143109</bug_id>
          
          <creation_ts>2015-03-26 12:01:39 -0700</creation_ts>
          <short_desc>REGRESSION(r181993): inspector-protocol/debugger/setBreakpoint-dfg-and-modify-local.html crashes on Windows</short_desc>
          <delta_ts>2015-03-26 13:44:21 -0700</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>JavaScriptCore</component>
          <version>528+ (Nightly build)</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>DUPLICATE</resolution>
          <dup_id>143105</dup_id>
          
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords></keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Mark Lam">mark.lam</reporter>
          <assigned_to name="Nobody">webkit-unassigned</assigned_to>
          
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1080367</commentid>
    <comment_count>0</comment_count>
    <who name="Mark Lam">mark.lam</who>
    <bug_when>2015-03-26 12:01:39 -0700</bug_when>
    <thetext>MSVC says that the crash trace (with r182015) is:

 	WTF.dll!WTFCrashWithSecurityImplication() Line 335
 	JavaScriptCore.dll!JSC::jsCast&lt;JSC::JSScope *&gt;(JSC::JSValue from) Line 250 JSCell.h
 	JavaScriptCore.dll!JSC::Register::scope() Line 239 JSScope.h
	JavaScriptCore.dll!JSC::ExecState::scope(int scopeRegisterOffset) Line 50 CallFrame.h
 	JavaScriptCore.dll!JSC::DebuggerCallFrame::scope() Line 149 DebuggerCallFrame.h
 	JavaScriptCore.dll!Inspector::ScriptDebugServer::exceptionOrCaughtValue(JSC::ExecState * state) Line 340 ScriptDebugServer.cpp
 	JavaScriptCore.dll!Inspector::ScriptDebugServer::dispatchDidPause(Inspector::ScriptDebugListener * listener) Line 138 ScriptDebugServer.cpp
 	JavaScriptCore.dll!Inspector::ScriptDebugServer::dispatchFunctionToListeners(const WTF::HashSet&lt;Inspector::ScriptDebugListener *,WTF::PtrHash&lt;Inspector::ScriptDebugListener *&gt;,WTF::HashTraits&lt;Inspector::ScriptDebugListener *&gt; &gt; &amp; listeners, void (Inspector::ScriptDebugListener *) * callback) Line 279 ScriptDebugServer.cpp
 	JavaScriptCore.dll!Inspector::ScriptDebugServer::dispatchFunctionToListeners(void (Inspector::ScriptDebugListener *) * callback) Line 272 ScriptDebugServer.cpp
 	JavaScriptCore.dll!Inspector::ScriptDebugServer::handlePause(JSC::JSGlobalObject * vmEntryGlobalObject, JSC::Debugger::ReasonForPause __formal) Line 313 ScriptDebugServer.cpp
 	JavaScriptCore.dll!JSC::Debugger::pauseIfNeeded(JSC::ExecState * callFrame) Line 679 Debugger.cpp
 	JavaScriptCore.dll!JSC::Debugger::updateCallFrameAndPauseIfNeeded(JSC::ExecState * callFrame) Line 635 Debugger.cpp
 	JavaScriptCore.dll!JSC::Debugger::atStatement(JSC::ExecState * callFrame) Line 715 Debugger.cpp
 	JavaScriptCore.dll!JSC::Interpreter::debug(JSC::ExecState * callFrame, JSC::DebugHookID debugHookID) Line 1167 Interpreter.cpp
 	JavaScriptCore.dll!llint_slow_path_debug(JSC::ExecState * exec, JSC::Instruction * pc) Line 1303 LLIntSlowPaths.cpp
 	JavaScriptCore.dll!llint_entry() Line 7646 LowLevelInterpreterWin.asm
 	[External Code]	
 	[Frames below may be incorrect and/or missing]	
 	JavaScriptCore.dll!llint_entry() Line 7279
 	JavaScriptCore.dll!llint_entry() Line 7279
 	JavaScriptCore.dll!vmEntryToJavaScript() Line 110
 	JavaScriptCore.dll!JSC::JITCode::execute(JSC::VM * vm, JSC::ProtoCallFrame * protoCallFrame) Line 77
 	JavaScriptCore.dll!JSC::Interpreter::execute(JSC::EvalExecutable * eval, JSC::ExecState * callFrame, JSC::JSValue thisValue, JSC::JSScope * scope) Line 1140
 	JavaScriptCore.dll!JSC::globalFuncEval(JSC::ExecState * exec) Line 578	C++
 	[External Code]	
 	JavaScriptCore.dll!llint_entry() Line 7246	Unknown
 	JavaScriptCore.dll!llint_entry() Line 7246	Unknown
 	JavaScriptCore.dll!llint_entry() Line 7246	Unknown
 	JavaScriptCore.dll!vmEntryToJavaScript() Line 110	Unknown
 	JavaScriptCore.dll!JSC::JITCode::execute(JSC::VM * vm, JSC::ProtoCallFrame * protoCallFrame) Line 77	C++
 	JavaScriptCore.dll!JSC::Interpreter::executeCall(JSC::ExecState * callFrame, JSC::JSObject * function, JSC::CallType callType, const JSC::CallData &amp; callData, JSC::JSValue thisValue, const JSC::ArgList &amp; args) Line 917
 	JavaScriptCore.dll!JSC::call(JSC::ExecState * exec, JSC::JSValue functionObject, JSC::CallType callType, const JSC::CallData &amp; callData, JSC::JSValue thisValue, const JSC::ArgList &amp; args) Line 39
 	JavaScriptCore.dll!JSC::call(JSC::ExecState * exec, JSC::JSValue functionObject, JSC::CallType callType, const JSC::CallData &amp; callData, JSC::JSValue thisValue, const JSC::ArgList &amp; args, JSC::JSValue * exception) Line 44
 	WebKit.dll!WebCore::JSMainThreadExecState::call(JSC::ExecState * exec, JSC::JSValue functionObject, JSC::CallType callType, const JSC::CallData &amp; callData, JSC::JSValue thisValue, const JSC::ArgList &amp; args, JSC::JSValue * exception) Line 56
 	WebKit.dll!WebCore::functionCallHandlerFromAnyThread(JSC::ExecState * exec, JSC::JSValue functionObject, JSC::CallType callType, const JSC::CallData &amp; callData, JSC::JSValue thisValue, const JSC::ArgList &amp; args, JSC::JSValue * exception) Line 52
 	JavaScriptCore.dll!Deprecated::ScriptFunctionCall::call(bool &amp; hadException) Line 138
 	JavaScriptCore.dll!Inspector::InjectedScriptBase::callFunctionWithEvalEnabled(Deprecated::ScriptFunctionCall &amp; function, bool &amp; hadException) Line 87
 	JavaScriptCore.dll!Inspector::InjectedScriptBase::makeCall(Deprecated::ScriptFunctionCall &amp; function, WTF::RefPtr&lt;Inspector::InspectorValue&gt; * result) Line 106
 	JavaScriptCore.dll!Inspector::InjectedScriptBase::makeEvalCall(WTF::String &amp; errorString, Deprecated::ScriptFunctionCall &amp; function, WTF::RefPtr&lt;Inspector::Protocol::Runtime::RemoteObject&gt; * objectResult, Inspector::Protocol::OptOutput&lt;bool&gt; * wasThrown, Inspector::Protocol::OptOutput&lt;int&gt; * savedResultIndex) Line 119
 	JavaScriptCore.dll!Inspector::InjectedScript::evaluate(WTF::String &amp; errorString, const WTF::String &amp; expression, const WTF::String &amp; objectGroup, bool includeCommandLineAPI, bool returnByValue, bool generatePreview, bool saveResult, WTF::RefPtr&lt;Inspector::Protocol::Runtime::RemoteObject&gt; * result, Inspector::Protocol::OptOutput&lt;bool&gt; * wasThrown, Inspector::Protocol::OptOutput&lt;int&gt; * savedResultIndex) Line 69
 	JavaScriptCore.dll!Inspector::InspectorRuntimeAgent::evaluate(WTF::String &amp; errorString, const WTF::String &amp; expression, const WTF::String * objectGroup, const bool * includeCommandLineAPI, const bool * doNotPauseOnExceptionsAndMuteConsole, const int * executionContextId, const bool * returnByValue, const bool * generatePreview, const bool * saveResult, WTF::RefPtr&lt;Inspector::Protocol::Runtime::RemoteObject&gt; &amp; result, Inspector::Protocol::OptOutput&lt;bool&gt; * wasThrown, Inspector::Protocol::OptOutput&lt;int&gt; * savedResultIndex) Line 129
 	JavaScriptCore.dll!Inspector::RuntimeBackendDispatcher::evaluate(long callId, const Inspector::InspectorObject &amp; message) Line 4185
 	JavaScriptCore.dll!Inspector::RuntimeBackendDispatcher::dispatch(long callId, const WTF::String &amp; method, WTF::Ref&lt;Inspector::InspectorObject&gt; &amp;&amp; message) Line 4108
 	JavaScriptCore.dll!Inspector::BackendDispatcher::dispatch(const WTF::String &amp; message) Line 129
 	WebKit.dll!WebCore::InspectorController::dispatchMessageFromFrontend(const WTF::String &amp; message) Line 357
 	WebKit.dll!WebCore::InspectorBackendDispatchTask::timerFired() Line 96
 	[External Code]	
 	WebKit.dll!WebCore::Timer::fired() Line 133
 	WebKit.dll!WebCore::ThreadTimers::sharedTimerFiredInternal() Line 135
 	WebKit.dll!WebCore::ThreadTimers::sharedTimerFired() Line 108
 	WebKit.dll!WebCore::TimerWindowWndProc(HWND__ * hWnd, unsigned int message, unsigned int wParam, long lParam) Line 93
 	[External Code]	
 	DumpRenderTree.dll!runTest(const std::basic_string&lt;char,std::char_traits&lt;char&gt;,std::allocator&lt;char&gt; &gt; &amp; inputLine) Line 1141
 	DumpRenderTree.dll!main(int argc, const char * * argv) Line 1492
 	DumpRenderTree.dll!dllLauncherEntryPoint(int argc, const char * * argv) Line 1522
 	DumpRenderTree.exe!main(int argc, const char * * argv) Line 248
 	[External Code]</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1080394</commentid>
    <comment_count>1</comment_count>
    <who name="Alexey Proskuryakov">ap</who>
    <bug_when>2015-03-26 13:44:21 -0700</bug_when>
    <thetext>

*** This bug has been marked as a duplicate of bug 143105 ***</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>