Indeed, foot rolling is a natural healthy motion.
certainly, there is not a clear definition and agreement as to what is normality and what constitutes excessive pronation.
indeed, a lot of people overpronate yet get no problems.
indeed, some overpronate a minor degree and experience significant issues.
indeed, multiple factors of overpronation. https://podiatry-portal.com/is-overpronation-a-problem-or-not/