Anderson focused on stabilizing the Linux Test Project (ltp) repository by addressing a critical build reliability issue in the nptl01 test. He identified that a local variable named 'wait' was shadowing the system call wait(), which caused build failures during kernel testing. To resolve this, Anderson systematically renamed the variable to 'waitx' throughout all relevant code paths, including initialization, locking, unlocking, and timed wait operations. This targeted fix improved build system robustness and ensured consistent test execution. His work demonstrated a strong command of C and kernel testing practices, delivering a precise solution to a nuanced build system problem.