proton-bridge:fuzz_decode_charset: Crash with empty stacktrace

Detailed Report: https://oss-fuzz.com/testcase?key=5628607660621824 Project: proton-bridge Fuzzing Engine: libFuzzer Fuzz Target: fuzzdecodecharset Job Type: libfuzzerasanproton-bridge Platform Id: linux Crash Type: UNKNOWN READ Crash Address: 0xfffffffffffffff0 Crash State: NULL Sanitizer: addre...