SOLUTION: There is definitely a bug in TurboTax. I deleted the student and all 1099-Qs, re-entered, and the problem went away. I had to delete it all, including...
Nothing on either of those lines. We withdrew from two 529s, so what may be happening is that TT doesn't know how to distribute the QEE between the two 1099-Qs....
Definitely not adding up with those. Not even close. It seems to include my W-2 withholdings and then some other unknown quantities. I received a refund in 2021...