[Webkit-unassigned] [Bug 156924] New: Crash if you type "debugger" in the console and continue

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Fri Apr 22 13:22:19 PDT 2016 

https://bugs.webkit.org/show_bug.cgi?id=156924

            Bug ID: 156924
           Summary: Crash if you type "debugger" in the console and
                    continue
    Classification: Unclassified
           Product: WebKit
           Version: WebKit Local Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: timothy at apple.com
                CC: fpizlo at apple.com, ggaren at apple.com,
                    joepeck at webkit.org, sbarati at apple.com,
                    timothy at apple.com

Created attachment 277090
  --> https://bugs.webkit.org/attachment.cgi?id=277090&action=review
Crash Log

Crashed Thread:        0  Dispatch queue: com.apple.main-thread

Exception Type:        EXC_BAD_ACCESS (SIGSEGV)
Exception Codes:       KERN_INVALID_ADDRESS at 0x0000000000000005
Exception Note:        EXC_CORPSE_NOTIFY

VM Regions Near 0x5:
--> 
    __TEXT                 000000010cd34000-000000010cd36000 [    8K] r-x/rwx SM=COW  /Users/USER/*/WebKit.framework/Versions/A/XPCServices/com.apple.WebKit.WebContent.Development.xpc/Contents/MacOS/com.apple.WebKit.WebContent.Development

Application Specific Information:
Bundle controller class:
BrowserBundleController

Process Model:
Multiple Web Processes


Global Trace Buffer (reverse chronological seconds):
95.358494    libsystem_trace.dylib         0x00007fff913cd0fa dyld_image_header_containing_address(0x7f863945edc0) failed
111.941891   libsystem_trace.dylib         0x00007fff913cd0fa dyld_image_header_containing_address(0x7f863b90cf40) failed
117.671978   CFNetwork                     0x00007fff9e63dddf Explicitly setting CF cookie storage singleton
117.672232   CFNetwork                     0x00007fff9e67478d Explicitly setting cookie storage singleton

Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0   com.apple.JavaScriptCore          0x000000010e384799 llint_slow_path_jtrue + 201 (JSCellInlines.h:251)
1   com.apple.JavaScriptCore          0x000000010e3922b2 llint_entry + 20657
2   com.apple.JavaScriptCore          0x000000010e38d01e vmEntryToJavaScript + 299
3   com.apple.JavaScriptCore          0x000000010e202fbe JSC::JITCode::execute(JSC::VM*, JSC::ProtoCallFrame*) + 158 (JITCode.cpp:81)
4   com.apple.JavaScriptCore          0x000000010e162162 JSC::Interpreter::executeCall(JSC::ExecState*, JSC::JSObject*, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&) + 450 (Interpreter.cpp:1020)
5   com.apple.JavaScriptCore          0x000000010dd6f467 JSC::call(JSC::ExecState*, JSC::JSValue, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&, WTF::NakedPtr<JSC::Exception>&) + 71 (MarkedBlock.h:235)
6   com.apple.WebCore                 0x000000010f4f5b50 WebCore::JSMainThreadExecState::call(JSC::ExecState*, JSC::JSValue, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&, WTF::NakedPtr<JSC::Exception>&) + 96 (JSMainThreadExecState.h:57)
7   com.apple.JavaScriptCore          0x000000010e4c13dc Deprecated::ScriptFunctionCall::call(bool&) + 412 (ScriptFunctionCall.cpp:124)
8   com.apple.JavaScriptCore          0x000000010e0f5062 Inspector::InjectedScriptBase::callFunctionWithEvalEnabled(Deprecated::ScriptFunctionCall&, bool&) const + 98 (InjectedScriptBase.cpp:80)
9   com.apple.JavaScriptCore          0x000000010e0f519f Inspector::InjectedScriptBase::makeCall(Deprecated::ScriptFunctionCall&, WTF::RefPtr<Inspector::InspectorValue>*) + 79 (InjectedScriptBase.cpp:99)
10  com.apple.JavaScriptCore          0x000000010e0f5407 Inspector::InjectedScriptBase::makeEvalCall(WTF::String&, Deprecated::ScriptFunctionCall&, WTF::RefPtr<Inspector::Protocol::Runtime::RemoteObject>*, Inspector::Protocol::OptOutput<bool>*, Inspector::Protocol::OptOutput<int>*) + 55 (RefPtr.h:71)
11  com.apple.JavaScriptCore          0x000000010e0f1b6f Inspector::InjectedScript::evaluateOnCallFrame(WTF::String&, JSC::JSValue, WTF::String const&, WTF::String const&, WTF::String const&, bool, bool, bool, bool, WTF::RefPtr<Inspector::Protocol::Runtime::RemoteObject>*, Inspector::Protocol::OptOutput<bool>*, Inspector::Protocol::OptOutput<int>*) + 287 (StdLibExtras.h:355)
12  com.apple.JavaScriptCore          0x000000010e130620 Inspector::InspectorDebuggerAgent::evaluateOnCallFrame(WTF::String&, WTF::String const&, WTF::String const&, WTF::String const*, bool const*, bool const*, bool const*, bool const*, bool const*, WTF::RefPtr<Inspector::Protocol::Runtime::RemoteObject>&, Inspector::Protocol::OptOutput<bool>*, Inspector::Protocol::OptOutput<int>*) + 464 (StdLibExtras.h:355)
13  com.apple.JavaScriptCore          0x000000010e1100b0 Inspector::DebuggerBackendDispatcher::evaluateOnCallFrame(long, WTF::RefPtr<Inspector::InspectorObject>&&) + 1360 (RefPtr.h:71)
14  com.apple.JavaScriptCore          0x000000010e10d36c Inspector::DebuggerBackendDispatcher::dispatch(long, WTF::String const&, WTF::Ref<Inspector::InspectorObject>&&) + 588 (InspectorBackendDispatchers.cpp:2506)
15  com.apple.JavaScriptCore          0x000000010e0fb613 Inspector::BackendDispatcher::dispatch(WTF::String const&) + 2467 (Ref.h:55)
16  com.apple.WebKit                  0x000000010ced3f74 void IPC::handleMessage<Messages::WebInspector::SendMessageToBackend, WebKit::WebInspector, void (WebKit::WebInspector::*)(WTF::String const&)>(IPC::MessageDecoder&, WebKit::WebInspector*, void (WebKit::WebInspector::*)(WTF::String const&)) + 67 (StdLibExtras.h:355)
17  com.apple.WebKit                  0x000000010cd79849 IPC::Connection::dispatchMessage(std::__1::unique_ptr<IPC::MessageDecoder, std::__1::default_delete<IPC::MessageDecoder> >) + 127 (memory:2636)
18  com.apple.WebKit                  0x000000010cd7c1b2 IPC::Connection::dispatchOneMessage() + 126 (memory:2656)
19  com.apple.JavaScriptCore          0x000000010e64abc5 WTF::RunLoop::performWork() + 437 (functional:1742)
20  com.apple.JavaScriptCore          0x000000010e64af72 WTF::RunLoop::performWork(void*) + 34 (RunLoopCF.cpp:39)
21  com.apple.CoreFoundation          0x00007fff9cfb7881 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 17

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