yep, detected something not right and made the right decision to get on the ground.
and since you will most likely be replacing the entire exhaust system, you could consider headers. Maybe these folks at
https://www.d-shannon-aviation.com/bonanza-exhaust.html can help you out with a header system. Gain a bit more HP and maybe better fuel economy.
But first you need a manifold to get you home. Or weld a patch over the hole? Will that work and get signed off?