Green’s Dictionary of Slang

ballsed-up adj.

[balls up v.]

in chaos, in a mess, ruined.

[Aus]‘Nino Culotta’ Cop This Lot 145: Got ut all ballsed up, o’ course.
[UK]F. Norman Too Many Crooks Spoil the Caper 212: Things got ballsed up a bit when Maltese Tony toed it.