[Webkit-unassigned] [Bug 110937] New: Threaded HTML parser hits ASSERTION FAILED: this == frameLoader()->activeDocumentLoader()

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=110937

           Summary: Threaded HTML parser hits ASSERTION FAILED: this ==
                    frameLoader()->activeDocumentLoader()
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebCore Misc.
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: abarth at webkit.org
            Blocks: 106127


This happens on a bunch of tests.  For example, fast/text/reset-drag-on-mouse-down.html

crash log for DumpRenderTree (pid 26853):
STDOUT: <empty>
STDERR: ASSERTION FAILED: this == frameLoader()->activeDocumentLoader()
STDERR: ../../third_party/WebKit/Source/WebCore/loader/DocumentLoader.cpp(434) : void WebCore::DocumentLoader::checkLoadComplete()
STDERR: 1   0x7fd34ab53045
STDERR: 2   0x7fd349dc837b
STDERR: 3   0x7fd34aec3a9c
STDERR: 4   0x7fd34aeb1150
STDERR: 5   0x7fd34aeb0910
STDERR: 6   0x7fd34aea4048
STDERR: 7   0x7fd34aea3f81
STDERR: 8   0x7fd349a17708
STDERR: 9   0x7fd349a174b8
STDERR: 10  0x7fd34eae6f62
STDERR: 11  0x7fd34eae6e8b
STDERR: 12  0x7fd34eae6cc5
STDERR: 13  0x7fd34e720521
STDERR: 14  0x7fd34e768e47 MessageLoop::RunTask(base::PendingTask const&)
STDERR: 15  0x7fd34e768f5e MessageLoop::DeferOrRunPendingTask(base::PendingTask const&)
STDERR: 16  0x7fd34e7697ef MessageLoop::DoWork()
STDERR: 17  0x7fd34e704c9e base::MessagePumpGlib::RunWithDispatcher(base::MessagePump::Delegate*, base::MessagePumpDispatcher*)
STDERR: 18  0x7fd34e705120 base::MessagePumpGlib::Run(base::MessagePump::Delegate*)
STDERR: 19  0x7fd34e768a3b MessageLoop::RunInternal()
STDERR: 20  0x7fd34e7688f6 MessageLoop::RunHandler()
STDERR: 21  0x7fd34e7a0fe6 base::RunLoop::Run()
STDERR: 22  0x7fd34e768228 MessageLoop::Run()
STDERR: 23  0x4ace8d
STDERR: 24  0x472c26
STDERR: 25  0x46cd20
STDERR: 26  0x46593c
STDERR: 27  0x4664ec
STDERR: 28  0x7fd343232c4d __libc_start_main
STDERR: 29  0x463c99
STDERR: Received signal 11 SEGV_MAPERR 0000bbadbeef
STDERR:  [0x7fd34e72add0] base::debug::StackTrace::StackTrace()
STDERR:  [0x7fd34e72a67a] base::debug::(anonymous namespace)::StackDumpSignalHandler()
STDERR:  [0x7fd3435a68f0] <unknown>
STDERR:  [0x7fd34ab5304f] WebCore::DocumentLoader::checkLoadComplete()
STDERR:  [0x7fd349dc837b] WebCore::Document::decrementActiveParserCount()
STDERR:  [0x7fd34aec3a9c] WebCore::ActiveParserSession::~ActiveParserSession()
STDERR:  [0x7fd34aeb1150] WebCore::HTMLDocumentParser::processParsedChunkFromBackgroundParser()
STDERR:  [0x7fd34aeb0910] WebCore::HTMLDocumentParser::didReceiveParsedChunkFromBackgroundParser()
STDERR:  [0x7fd34aea4048] WTF::FunctionWrapper<>::operator()()
STDERR:  [0x7fd34aea3f81] WTF::BoundFunctionImpl<>::operator()()
STDERR:  [0x7fd349a17708] WTF::Function<>::operator()()
STDERR:  [0x7fd349a174b8] WTF::callFunctionObject()
STDERR:  [0x7fd34eae6f62] base::internal::RunnableAdapter<>::Run()
STDERR:  [0x7fd34eae6e8b] base::internal::InvokeHelper<>::MakeItSo()
STDERR:  [0x7fd34eae6cc5] base::internal::Invoker<>::Run()
STDERR:  [0x7fd34e720521] base::Callback<>::Run()
STDERR:  [0x7fd34e768e47] MessageLoop::RunTask()
STDERR:  [0x7fd34e768f5e] MessageLoop::DeferOrRunPendingTask()
STDERR:  [0x7fd34e7697ef] MessageLoop::DoWork()
STDERR:  [0x7fd34e704c9e] base::MessagePumpGlib::RunWithDispatcher()
STDERR:  [0x7fd34e705120] base::MessagePumpGlib::Run()
STDERR:  [0x7fd34e768a3b] MessageLoop::RunInternal()
STDERR:  [0x7fd34e7688f6] MessageLoop::RunHandler()
STDERR:  [0x7fd34e7a0fe6] base::RunLoop::Run()
STDERR:  [0x7fd34e768228] MessageLoop::Run()
STDERR:  [0x0000004ace8d] webkit_support::RunMessageLoop()
STDERR:  [0x000000472c26] TestShell::waitTestFinished()
STDERR:  [0x00000046cd20] TestShell::runFileTest()
STDERR:  [0x00000046593c] runTest()
STDERR:  [0x0000004664ec] main
STDERR:  [0x7fd343232c4d] __libc_start_main
STDERR:  [0x000000463c99] <unknown>
STDERR:   r8: 00007fd33d1e47e0  r9: 00007fd34b6689fe r10: 00000000004002d0 r11: 0000000000000000
STDERR:  r12: 0000000000000050 r13: 00007fffdebeb5a0 r14: 0000000000000000 r15: 0000000000000000
STDERR:   di: 0000000000000000  si: 00000000efcdab90  bp: 00007fffdebe9c60  bx: 00000f40972cd458
STDERR:   dx: 00007fd343592e00  ax: 00000000bbadbeef  cx: 00007fd3432ecacd  sp: 00007fffdebe9c50
STDERR:   ip: 00007fd34ab5304f efl: 0000000000010246 cgf: 0000000000000033 erf: 0000000000000006
STDERR:  trp: 000000000000000e msk: 0000000000000000 cr2: 00000000bbadbeef

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