Where does “колбасить” come from?

колбасить (Russian) comes from Russian -и́ть, from Proto-Slavic -iti, from Proto-Indo-European -éyeti, from Proto-Indo-European -yeti — Creates transitive imperfective verbs from roots.

колбасить (Russian): to do something intensively - to hit, to beat, to strike; to knock; to work (hard), to work one's ass off; to move, to walk (a long distance); to play an instrument; to shake; to fall (of rain or snow) replaces a number of verbs