OSS Fuzz

The last 3 builds for bitcoin-core have been failing.
Build log: https://oss-fuzz-build-logs.storage.googleapis.com/log-dd19fa96-61ad-4ea4-b9dd-ae8bbdaf3bf7.txt
Build type: fuzzing

To reproduce locally, please see: https://google.github.io/oss-fuzz/advanced-topics/reproducing#reproducing-build-failures

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**This bug will be automatically closed within a day once it is fixed.**