[Webkit-unassigned] [Bug 206191] New: Web Inspector: crash in DumpRenderTree at com.apple.JavaScriptCore: WTF::RefCountedBase::hasOneRef const

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=206191

            Bug ID: 206191
           Summary: Web Inspector: crash in DumpRenderTree at
                    com.apple.JavaScriptCore:
                    WTF::RefCountedBase::hasOneRef const
           Product: WebKit
           Version: WebKit Local Build
          Hardware: All
                OS: All
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Web Inspector
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: drousso at apple.com
                CC: inspector-bugzilla-changes at group.apple.com

ASSERTION FAILED: !m_deletionHasBegun
/Volumes/Data/worker/macOS-High-Sierra-Debug-Build-EWS/build/WebKitBuild/Debug/usr/local/include/wtf/RefCounted.h(55) : bool WTF::RefCountedBase::hasOneRef() const
1   0x10a8e0639 WTFCrash
2   0x10bf6a73b WTFCrashWithInfo(int, char const*, char const*, int)
3   0x10be2d688 WTF::RefCountedBase::hasOneRef() const
4   0x10b019099 WTF::RefCountedBase::applyRefDerefThreadingCheck() const
5   0x10bfa06d9 WTF::RefCountedBase::ref() const
6   0x10b2521f5 void WTF::refIfNotNull<JSC::SourceProvider>(JSC::SourceProvider*)
7   0x10b2521b4 WTF::RefPtr<JSC::SourceProvider, WTF::DumbPtrTraits<JSC::SourceProvider> >::RefPtr(JSC::SourceProvider*)
8   0x10b25217d WTF::RefPtr<JSC::SourceProvider, WTF::DumbPtrTraits<JSC::SourceProvider> >::RefPtr(JSC::SourceProvider*)
9   0x10bb17713 WTF::RefPtr<JSC::SourceProvider, WTF::DumbPtrTraits<JSC::SourceProvider> >::operator=(JSC::SourceProvider*)
10  0x10bb1735e Inspector::ScriptDebugServer::sourceParsed(JSC::JSGlobalObject*, JSC::SourceProvider*, int, WTF::String const&)
11  0x10b4b3de8 JSC::Debugger::attach(JSC::JSGlobalObject*)
12  0x1197766c0 WebCore::JSWindowProxy::attachDebugger(JSC::Debugger*)
13  0x11979d519 WebCore::WindowProxy::attachDebugger(JSC::Debugger*)
14  0x11a95199a WebCore::Page::setDebugger(JSC::Debugger*)
15  0x11a4c2cb7 WebCore::PageScriptDebugServer::attachDebugger()
16  0x10bb17f40 Inspector::ScriptDebugServer::addListener(Inspector::ScriptDebugListener*)
17  0x10bb2ca32 Inspector::InspectorDebuggerAgent::enable()
18  0x11a5b7f53 WebCore::WebDebuggerAgent::enable()
19  0x11a5ea6a3 WebCore::PageDebuggerAgent::enable()
20  0x10bb2d4d9 Inspector::InspectorDebuggerAgent::enable(WTF::String&)
21  0x10ba8dc9a Inspector::DebuggerBackendDispatcher::enable(long, WTF::RefPtr<WTF::JSONImpl::Object, WTF::DumbPtrTraits<WTF::JSONImpl::Object> >&&)
22  0x10ba8db31 Inspector::DebuggerBackendDispatcher::dispatch(long, WTF::String const&, WTF::Ref<WTF::JSONImpl::Object, WTF::DumbPtrTraits<WTF::JSONImpl::Object> >&&)
23  0x10ba72b29 Inspector::BackendDispatcher::dispatch(WTF::String const&)
24  0x11a48edfc WebCore::InspectorController::dispatchMessageFromFrontend(WTF::String const&)
25  0x11a49c48d WebCore::InspectorBackendDispatchTask::dispatchOneMessage()
26  0x11a49c3ac WebCore::InspectorBackendDispatchTask::scheduleOneShot()::'lambda'()::operator()() const
27  0x11a49c159 WTF::Detail::CallableWrapper<WebCore::InspectorBackendDispatchTask::scheduleOneShot()::'lambda'(), void>::call()
28  0x10a906c9d WTF::Function<void ()>::operator()() const
29  0x10a9703ed WTF::RunLoop::performWork()
30  0x10a970d64 WTF::RunLoop::performWork(void*)
31  0x7fff4bcf9581 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__

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