Mac Miller has reportedly died of an overdose at age 26, TMZ reports. They write, "Law enforcement sources tell TMZ ... Mac was found Friday at around noon at his San Fernando Valley home and was pronounced dead at the scene." As the article also points out, Miller has struggled with substance abuse in the past.

Very sad news. Rest in peace, Mac.

The rapper has mixtapes dating back to 2007, and he released his debut album, Blue Slide Park, in 2011. His latest (and fifth) album, Swimming, came out last month, and he was scheduled to tour behind it soon. Mac also has a collaborative 2013 mixtape with Vince Staples, and he has produced for other artists (often under the name Larry Fisherman), including Ab-Soul, SZA, and more.

Fellow artists have paid tribute to Mac, including Chance the Rapper, Solange, Questlove, El-P, DeJ Loaf, Thursday's Geoff Rickly, Diplo, Bas, Juicy J, Portugal. The Man, J Cole, Earl Sweatshirt, Pusha T, The Internet, Raekwon, Casey Veggies, Lil Yachty, A$AP Ferg, Post Malone, Missy Eliott, Future, and more. Dev Hynes (Blood Orange) posted on his Instagram stories: "Please this can't be true. Please. Bro we just spoke how can this be real." See some more tributes below: