graphicsmagick:coder_JXL_fuzzer: Use-of-uninitialized-value in jxl::RenderPipeline::InputReady

Project: http://hg.code.sf.net/p/graphicsmagick/code Detailed Report: https://oss-fuzz.com/testcase?key=6665479255818240 Project: graphicsmagick Fuzzing Engine: libFuzzer Fuzz Target: coderJXLfuzzer Job Type: libfuzzermsangraphicsmagick Platform Id: linux Crash Type: Use-of-uninitialized-value...