The buffer holds 2K, so this limit alone which exceeds the buffer by 8K'ish didn't blind the fuzzer. It's not clear a larger input would've caught anything due

The buffer holds 2K, so this limit alone which exceeds the buffer by 8K'ish didn't blind the fuzzer. It's not clear a larger input would've caught anything due to other "what went wrong" items, specifically "each component is fuzzed independently."