run around in circles

run (a)round in circles

To waste one's time and energy engaging in trivial, aimless, or futile activities. I tried to get an outline drafted for my thesis, but my ideas were so jumbled in my head that I just kept running round in circles. The committee spent all afternoon trying to come up with a new PR proposal, but they ran around in circles the whole time.
See also: circle, run

run around in ˈcircles

(British English also run round in ˈcircles) (informal) be busy doing something without achieving anything important or making progress: He has a tendency to run around in circles getting more and more worked up.
See also: around, circle, run