[Webkit-unassigned] [Bug 83133] New: [Qt] REGRESSION(r113138 ): It made fast/workers/worker-multi-startup.html crash on 32 bit

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=83133

           Summary: [Qt] REGRESSION(r113138 ): It made
                    fast/workers/worker-multi-startup.html crash on 32 bit
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: All
        OS/Version: All
            Status: NEW
          Keywords: Qt, QtTriaged
          Severity: Critical
          Priority: P1
         Component: Tools / Tests
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: ossy at webkit.org
                CC: levin at chromium.org, yutak at chromium.org
            Blocks: 79668


http://trac.webkit.org/changeset/113138 made fast/workers/worker-multi-startup.html 
crash on 32 bit QtWebKit (Qt4, Qt5 WK1 and WK2 too)

crash log:


crash log for DumpRenderTree (pid 4158):
STDOUT: <empty>
STDERR: 1   0xf7070f59 /ramdisk/qt-linux-release/build/WebKitBuild/Release/lib/libQtWebKit.so.4(WTF::OSAllocator::reserveAndCommit(unsigned int, WTF::OSAllocator::Usage, bool, bool, bool)+0x107) [0xf7070f59]
STDERR: 2   0xf7070fb0 /ramdisk/qt-linux-release/build/WebKitBuild/Release/lib/libQtWebKit.so.4(WTF::OSAllocator::reserveUncommitted(unsigned int, WTF::OSAllocator::Usage, bool, bool, bool)+0x3e) [0xf7070fb0]
STDERR: 3   0xf6e88e55 /ramdisk/qt-linux-release/build/WebKitBuild/Release/lib/libQtWebKit.so.4(JSC::Interpreter::Interpreter()+0x81) [0xf6e88e55]
STDERR: 4   0xf6fb1393 /ramdisk/qt-linux-release/build/WebKitBuild/Release/lib/libQtWebKit.so.4(JSC::JSGlobalData::JSGlobalData(JSC::JSGlobalData::GlobalDataType, JSC::ThreadStackType, JSC::HeapSize)+0xddd) [0xf6fb1393]
STDERR: 5   0xf6fb3471 /ramdisk/qt-linux-release/build/WebKitBuild/Release/lib/libQtWebKit.so.4(JSC::JSGlobalData::create(JSC::ThreadStackType, JSC::HeapSize)+0x43) [0xf6fb3471]
STDERR: 6   0xf6754812 /ramdisk/qt-linux-release/build/WebKitBuild/Release/lib/libQtWebKit.so.4(WebCore::WorkerScriptController::WorkerScriptController(WebCore::WorkerContext*)+0x32) [0xf6754812]
STDERR: 7   0xf675e7a5 /ramdisk/qt-linux-release/build/WebKitBuild/Release/lib/libQtWebKit.so.4(WebCore::WorkerContext::WorkerContext(WebCore::KURL const&, WTF::String const&, WebCore::WorkerThread*, WTF::String const&, WebCore::ContentSecurityPolicy::HeaderType)+0x115) [0xf675e7a5]
STDERR: 8   0xf6759d31 /ramdisk/qt-linux-release/build/WebKitBuild/Release/lib/libQtWebKit.so.4(WebCore::DedicatedWorkerContext::DedicatedWorkerContext(WebCore::KURL const&, WTF::String const&, WebCore::DedicatedWorkerThread*, WTF::String const&, WebCore::ContentSecurityPolicy::HeaderType)+0x41) [0xf6759d31]
STDERR: 9   0xf675a376 /ramdisk/qt-linux-release/build/WebKitBuild/Release/lib/libQtWebKit.so.4(WebCore::DedicatedWorkerThread::createWorkerContext(WebCore::KURL const&, WTF::String const&, WTF::String const&, WebCore::ContentSecurityPolicy::HeaderType)+0x50) [0xf675a376]
STDERR: 10  0xf6765266 /ramdisk/qt-linux-release/build/WebKitBuild/Release/lib/libQtWebKit.so.4(WebCore::WorkerThread::workerThread()+0x56) [0xf6765266]
STDERR: 11  0xf676573f /ramdisk/qt-linux-release/build/WebKitBuild/Release/lib/libQtWebKit.so.4(WebCore::WorkerThread::workerThreadStart(void*)+0x1d) [0xf676573f]
STDERR: 12  0xf705bdc2 /ramdisk/qt-linux-release/build/WebKitBuild/Release/lib/libQtWebKit.so.4(+0x1b3edc2) [0xf705bdc2]
STDERR: 13  0xf70716b6 /ramdisk/qt-linux-release/build/WebKitBuild/Release/lib/libQtWebKit.so.4(+0x1b546b6) [0xf70716b6]
STDERR: 14  0xf39d67b0 /lib/libpthread.so.0(+0x57b0) [0xf39d67b0]
STDERR: 15  0xf36f20be /lib/libc.so.6(clone+0x5e) [0xf36f20be]

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