OSS-Fuzz is usually running clang trunk, which reports an msan violation in the key fuzz target: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=38809
This might be a false positive, so I wonder what the best way is to work around. cc @practicalswift
There are also false positives in our functional tests: See https://github.com/bitcoin/bitcoin/pull/23008