Worked on stabilizing fuzz test execution within the bnb-chain/bsc repository by addressing a critical issue in the interpreter directive of generated fuzz test runners. Focused on shell scripting, the contribution involved correcting the shebang line to use #!/bin/sh and resolving a missing exclamation mark, ensuring scripts executed reliably across different environments with varying default shells. This fix improved the reliability of fuzz testing pipelines by reducing interpreter errors and minimizing false negatives during continuous integration. The work leveraged shell scripting expertise and a deep understanding of cross-system compatibility, directly enhancing early bug detection and the overall stability of automated testing workflows.