[Webkit-unassigned] [Bug 111471] New: [chromium] Layout Test transitions/transitions-parsing.html is flaky (crashes)

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=111471

           Summary: [chromium] Layout Test
                    transitions/transitions-parsing.html is flaky
                    (crashes)
           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: rafaelw at chromium.org
                CC: jamesr at chromium.org, tonyg at chromium.org


The following layout test is flaky on Win7, Mac 10.7, Mac 10.6 and Linux (all debug)

transitions/transitions-parsing.html

Probable cause not apparent. Earliest crash revision is 144653

Crashs all look like this (hit assertion failure in WTFString.h).

crash log for DumpRenderTree (pid 3946):
STDOUT: <empty>
STDERR: ASSERTION FAILED: is8Bit()
STDERR: ../../third_party/WebKit/Source/WTF/wtf/text/WTFString.h(552) : const LChar *WTF::String::getCharacters() const
STDERR: 1   0x6394afa2 unsigned char const* WTF::String::getCharacters<unsigned char>() const
STDERR: 2   0x6384b421 unsigned char* WTF::StringBuilder::appendUninitializedSlow<unsigned char>(unsigned int)
STDERR: 3   0x6384adb6 unsigned char* WTF::StringBuilder::appendUninitialized<unsigned char>(unsigned int)
STDERR: 4   0x63849f58 WTF::StringBuilder::append(unsigned char const*, unsigned int)
STDERR: 5   0x62bd4d37 WTF::StringBuilder::append(char const*, unsigned int)
STDERR: 6   0x62ca99a9 void WTF::StringBuilder::appendLiteral<3u>(char const (&) [3u])
STDERR: 7   0x656c7ab3 WebCore::StylePropertySet::getLayeredShorthandValue(WebCore::StylePropertyShorthand const&) const
STDERR: 8   0x656c688e WebCore::StylePropertySet::getPropertyValue(WebCore::CSSPropertyID) const
STDERR: 9   0x6560cae4 WebCore::PropertySetCSSStyleDeclaration::getPropertyValueInternal(WebCore::CSSPropertyID)
STDERR: 10  0x653c4562 WebCore::V8CSSStyleDeclaration::namedPropertyGetter(v8::Local<v8::String>, v8::AccessorInfo const&)
STDERR: 11  0x5f99f623 v8::internal::LoadWithInterceptor(v8::internal::Arguments*, PropertyAttributes*)
STDERR: 12  0x5f99f33d v8::internal::LoadPropertyWithInterceptorForLoad(v8::internal::Arguments, v8::internal::Isolate*)
STDERR: 13  0x3ed0a216
STDERR: 14  0x3a19d2c4
STDERR: Received signal 11 SEGV_MAPERR 0000bbadbeef
STDERR:  [0x00005eee562f]
STDERR:  [0x00005eee55cb]
STDERR:  [0x00005eee525b]
STDERR:  [0x00009508d05b]
STDERR:  [0x0000ffffffff]
STDERR:  [0x00006384b421]
STDERR:  [0x00006384adb6]
STDERR:  [0x000063849f58]
STDERR:  [0x000062bd4d37]
STDERR:  [0x000062ca99a9]
STDERR:  [0x0000656c7ab3]
STDERR:  [0x0000656c688e]
STDERR:  [0x00006560cae4]
STDERR:  [0x0000653c4562]
STDERR:  [0x00005f99f623]
STDERR:  [0x00005f99f33d]
STDERR:  [0x00003ed0a216]
STDERR:  [0x00003a19d2c4]
STDERR: ax: bbadbeef, bx: 5f99f300, cx: b82119dd, dx: b82119dd
STDERR: di: 65eeea3e, si: 65f8f184, bp: bfffbf78, sp: bfffbf40, ss: 23, flags: 210282
STDERR: ip: 6394afac, cs: 1b, ds: 23, es: 23, fs: 0, gs: f

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