Hi, I have Integrated the patch given in https://bugs.webkit.org/show_bug.cgi?id=14730 on webkit r36766 with additions on SQLITE db calls
The patch does not work on www.facebook.com and results an inconsistent crashes / memory corruptions. Here is the snapshot of what valgrind has: 833 ==30082== by 0x4898C94: JSC::JSActivation::argumentsGetter(JSC::ExecState*, JSC::Identifier const&, JSC::PropertySl ot const&) (in /usr/local/lib/libwebkit-1.0.so.1.0.0) 834 ==30082== by 0x487BA26: JSC::resolve(JSC::ExecState*, JSC::Instruction*, JSC::Register*, JSC::ScopeChainNode*, JSC: :CodeBlock*, JSC::JSValue*&) (in /usr/local/lib/libwebkit-1.0.so.1.0.0) 835 ==30082== by 0x487FF2C: JSC::Machine::privateExecute(JSC::Machine::ExecutionFlag, JSC::ExecState*, JSC::RegisterFil e*, JSC::Register*, JSC::ScopeChainNode*, JSC::CodeBlock*, JSC::JSValue**) (in /usr/local/lib/libwebkit-1.0.so.1.0.0) 836 ==30082== by 0x4889889: JSC::Machine::execute(JSC::FunctionBodyNode*, JSC::ExecState*, JSC::JSFunction*, JSC::JSObj ect*, JSC::ArgList const&, JSC::ScopeChainNode*, JSC::JSValue**) (in /usr/local/lib/libwebkit-1.0.so.1.0.0) 837 ==30082== by 0x47EFB10: JSC::functionProtoFuncApply(JSC::ExecState*, JSC::JSObject*, JSC::JSValue*, JSC::ArgList co nst&) (in /usr/local/lib/libwebkit-1.0.so.1.0.0) 838 ==30082== by 0x4881C4A: JSC::Machine::privateExecute(JSC::Machine::ExecutionFlag, JSC::ExecState*, JSC::RegisterFil e*, JSC::Register*, JSC::ScopeChainNode*, JSC::CodeBlock*, JSC::JSValue**) (in /usr/local/lib/libwebkit-1.0.so.1.0.0) 839 ==30082== by 0x4889889: JSC::Machine::execute(JSC::FunctionBodyNode*, JSC::ExecState*, JSC::JSFunction*, JSC::JSObj ect*, JSC::ArgList const&, JSC::ScopeChainNode*, JSC::JSValue**) (in /usr/local/lib/libwebkit-1.0.so.1.0.0) 840 ==30082== by 0x47EFB10: JSC::functionProtoFuncApply(JSC::ExecState*, JSC::JSObject*, JSC::JSValue*, JSC::ArgList co nst&) (in /usr/local/lib/libwebkit-1.0.so.1.0.0) 841 ==30082== 842 ==30082== Invalid read of size 4 845 ==30082== by 0x44CCEF2: WebCore::CookieManager::removeCookieFromDatabase(WebCore::Cookie const*) (in /usr/local/lib /libwebkit-1.0.so.1.0.0) 846 ==30082== by 0x44CDECA: WebCore::CookieManager::getCookies(WebCore::KURL const&) (in /usr/local/lib/ libwebkit-1.0.so .1.0.0) 847 ==30082== by 0x44CA5C5: WebCore::cookies(WebCore::Document const*, WebCore::KURL const&) (in /usr/local/lib/libwebk it-1.0.so.1.0.0) 848 ==30082== by 0x41EBDB2: WebCore::Document::cookie() const (in /usr/local/lib/libwebkit-1.0.so.1.0.0) 849 ==30082== by 0x4655903: WebCore::JSDocument::getValueProperty(JSC::ExecState*, int) const (in /usr/local/lib/libweb kit-1.0.so.1.0.0) 850 ==30082== by 0x48806F0: JSC::Machine::privateExecute(JSC::Machine::ExecutionFlag, JSC::ExecState*, JSC::RegisterFil e*, JSC::Register*, JSC::ScopeChainNode*, JSC::CodeBlock*, JSC::JSValue**) (in /usr/local/lib/libwebkit-1.0.so.1.0.0) 851 ==30082== by 0x4889889: JSC::Machine::execute(JSC::FunctionBodyNode*, JSC::ExecState*, JSC::JSFunction*, JSC::JSObj ect*, JSC::ArgList const&, JSC::ScopeChainNode*, JSC::JSValue**) (in /usr/local/lib/libwebkit-1.0.so.1.0.0) 852 ==30082== by 0x47EFB10: JSC::functionProtoFuncApply(JSC::ExecState*, JSC::JSObject*, JSC::JSValue*, JSC::ArgList co nst&) (in /usr/local/lib/libwebkit-1.0.so.1.0.0) 853 ==30082== by 0x4881C4A: JSC::Machine::privateExecute(JSC::Machine::ExecutionFlag, JSC::ExecState*, JSC::RegisterFil e*, JSC::Register*, JSC::ScopeChainNode*, JSC::CodeBlock*, JSC::JSValue**) (in /usr/local/lib/libwebkit-1.0.so.1.0.0) 854 ==30082== by 0x4889889: JSC::Machine::execute(JSC::FunctionBodyNode*, JSC::ExecState*, JSC::JSFunction*, JSC::JSObj ect*, JSC::ArgList const&, JSC::ScopeChainNode*, JSC::JSValue**) (in /usr/local/lib/libwebkit-1.0.so.1.0.0) 855 ==30082== Address 0xe is not stack'd, malloc'd or (recently) free'd demangling stack gives the following WebCore::String::append(WebCore::String const&) free+332 WebCore::operator+(WebCore::String const&, WebCore::String const&) WebCore::CookieManager::getCookie(WebCore::KURL const&) Pls. suggest any way out. Thanks mwas
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