Mendoza worked with the first-team offense in Tuesday's joint practice with the Texans, Sam Warren of The Athletic reports.
Waller didn't practice Monday after officially signing with the Panthers, Mike Kaye of ESPN reports.
The Raiders signed Brown to a contract Sunday.
Thornton (undisclosed) did not participate in Sunday's practice, Sam Warren of The Athletic reports.
Benson has been getting more reps with the first-team offense, Levi Edwards of the Raiders' official site reports.
Coker played 10 snaps on offense and didn't show up in the box score otherwise during the Panthers' 29-14 loss to the Bills in Saturday's preseason game.
Brooks carried the ball three times for five yards and caught his only target for nine yards in Saturday's 29-14 preseason loss to the Bills.
Young completed three of five passes for 18 yards in Saturday's 29-14 preseason loss to the Bills.
The Raiders signed Fatukasi to a contract Saturday, Jeremy Fowler of ESPN.com reports.
The Raiders placed Jackson (undisclosed) on injured reserve Saturday.
