Definitely sounds like a legit bug to me! I'd only call this a "documentation oversight" in the sense that they could have the docs-equivalent of the fast-talki

Definitely sounds like a legit bug to me! I'd only call this a "documentation oversight" in the sense that they could have the docs-equivalent of the fast-talking disclaimers at the end of commercials saying something like "notactuallyareadwritelockmayormaynotallowconcurrentreadsdonotusewhenpregnantorbreastfeeedinguseatyourownrisk"