That doesn't mean the humans aren't meat puppets.
I just realized how great it is that this term became great again. https://en.wikipedia.org/wiki/Meat_Puppets
Are we anything else? Our complete behavior is shaped by our upbringing, media exposure, education. "Do we even have free will?"
I think the odds of a human accidentally creating a novel virus or bioweapon at the behest of a rouge AI are pretty small to be honest. That's a lot of manual labor to go "oops I didn't realize what this was!"