Police made eleven arrests following violence around the npower Championship game between QPR and Millwall. Trouble flared between rival fans in the areas surrounding QPR's Loftus Road ground in Shepherd's Bush, west London, before and after the derby match.
Police have confirmed the arrests were made for offences including possession of an offensive weapon, assault on police, affray and common assault.
However, a spokesman said they had no knowledge of reports claiming one supporter was stabbed.
The match, between leaders QPR and newly-promoted Millwall, ended in a goalless draw.