[Webkit-unassigned] [Bug 91047] New: Regression (r122359) Layout Test html5lib/runner.html is failing

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=91047

           Summary: Regression (r122359) Layout Test html5lib/runner.html
                    is failing
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Tools / Tests
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: hayato at chromium.org
                CC: tony at chromium.org, abarth at webkit.org


The following layout test is failing (CRASH) on WebKit Win (dbg), Linux (dbg) and Mac (dbg) on canary.

html5lib/runner.html

Dashboard:
http://test-results.appspot.com/dashboards/flakiness_dashboard.html#showExpectations=true&tests=html5lib%2Frunner.html

Build Log:
http://build.chromium.org/p/chromium.webkit/builders/Webkit%20Linux%20(dbg)/builds/8961

Stack Trace:
crash log for DumpRenderTree (pid 3913):
STDOUT: <empty>
STDERR: ASSERTION FAILED: m_viewportArguments.type == ViewportArguments::Implicit
STDERR: third_party/WebKit/Source/WebCore/dom/Document.cpp(807) : void WebCore::Document::setDocType(WTF::PassRefPtr<WebCore::DocumentType>)
STDERR: 1   0x7fa657c1be8b
STDERR: 2   0x7fa657c6d604
STDERR: 3   0x7fa657c0389b
STDERR: 4   0x7fa657c03a96
STDERR: 5   0x7fa657c0101a
STDERR: 6   0x7fa657fb6092
STDERR: 7   0x7fa657fb637d
STDERR: 8   0x7fa657fb6d53
STDERR: 9   0x7fa657fda300
STDERR: 10  0x7fa657fda1df
STDERR: 11  0x7fa657fda03e
STDERR: 12  0x7fa657fd9f65
STDERR: 13  0x7fa657fbbb9c
STDERR: 14  0x7fa657fbb5e4
STDERR: 15  0x7fa657fbbf4c
STDERR: 16  0x7fa657c2320e
STDERR: 17  0x7fa657c23271
STDERR: 18  0x7fa65847435e
STDERR: 19  0x23614543a1f3
STDERR: [3913:3913:9529023387827:ERROR:process_util_posix.cc(143)] Received signal 11
STDERR:     base::debug::StackTrace::StackTrace() [0x7fa653f68332]
STDERR:     base::(anonymous namespace)::StackDumpSignalHandler() [0x7fa653fca471]
STDERR:     0x7fa64dc15af0
STDERR:     WebCore::Document::setDocType() [0x7fa657c1be95]
STDERR:     WebCore::DocumentType::insertedInto() [0x7fa657c6d604]
STDERR:     WebCore::ChildNodeInsertionNotifier::notifyNodeInsertedIntoDocument() [0x7fa657c0389b]
STDERR:     WebCore::ChildNodeInsertionNotifier::notify() [0x7fa657c03a96]
STDERR:     WebCore::ContainerNode::parserAddChild() [0x7fa657c0101a]
STDERR:     WebCore::executeTask() [0x7fa657fb6092]
STDERR:     WebCore::HTMLConstructionSite::executeQueuedTasks() [0x7fa657fb637d]
STDERR:     WebCore::HTMLConstructionSite::insertDoctype() [0x7fa657fb6d53]
STDERR:     WebCore::HTMLTreeBuilder::processDoctypeToken() [0x7fa657fda300]
STDERR:     WebCore::HTMLTreeBuilder::processToken() [0x7fa657fda1df]
STDERR:     WebCore::HTMLTreeBuilder::constructTreeFromAtomicToken() [0x7fa657fda03e]
STDERR:     WebCore::HTMLTreeBuilder::constructTreeFromToken() [0x7fa657fd9f65]
STDERR:     WebCore::HTMLDocumentParser::pumpTokenizer() [0x7fa657fbbb9c]
STDERR:     WebCore::HTMLDocumentParser::pumpTokenizerIfPossible() [0x7fa657fbb5e4]
STDERR:     WebCore::HTMLDocumentParser::insert() [0x7fa657fbbf4c]
STDERR:     WebCore::Document::write() [0x7fa657c2320e]
STDERR:     WebCore::Document::write() [0x7fa657c23271]
STDERR:     WebCore::V8HTMLDocument::writeCallback() [0x7fa65847435e]
STDERR:     0x23614543a1f3

Probable cause:
Woud be r122359 since it touched VIEWPORT.

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