OSV-2020-2221 UNKNOWN READ in std::__1::pair<unsigned int, void*> uWS::HttpParser::fenceAndConsumePostPadded<0

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28216 Crash type: UNKNOWN READ Crash state: std::1::pair uWS::HttpParser::fenceAndConsumePostPadded0 uWS::HttpParser::consumePostPadded std::1::function::funcLLVMFuzzerTestOneInput::$0, std::1::allocatorLL...