A particularly pronounced version of this can often be seen by letting 2 agents review and code in a loop. One agent will find some problems with the code, the other agent will address the review by adding more code.
A good human developer might see that the better way to address the review is to backtrack and pick a different approach. The ai agents seem more prone to getting stuck down bad branches of the decision tree.
Code reviews should be done by someone other than the author though, so the only thing that changes with ai generated code in that respect is the amount of it