San Francisco 49ers quarterback Blaine Gabbert, left, runs with the ball before being stopped by Green Bay Packers inside linebacker Blake Martinez during the first half of an NFL preseason football game Friday, Aug. 26, 2016, in Santa Clara, Calif. (AP Photo/Tony Avelar)

Green Bay Packers quarterback Aaron Rodgers #12 throws during the NFL preseason game against the San Francisco 49ers on Aug. 26, 2016 in Santa Clara, Calif. (Ric Tapia/NFL)

Green Bay Packers running back Eddie Lacy carries the ball as San Francisco 49ers tackle Mike Purcell, right, defends during the first half of an NFL preseason football game Friday, Aug. 26, 2016, in Santa Clara, Calif. (AP Photo/Tony Avelar)

San Francisco 49ers quarterback Blaine Gabbert #2 runs during the NFL preseason game against the Green Bay Packers on Aug. 26, 2016 in Santa Clara, Calif. (Ric Tapia/NFL)

San Francisco 49ers wide receiver Quinton Patton (11) is greeted by quarterback Blaine Gabbert, left, and wide receiver Torrey Smith, center, after scoring a touchdown during the first half of an NFL preseason football game against the Green Bay Packers on Friday, Aug. 26, 2016, in Santa Clara, Calif. (AP Photo/Ben Margot)

San Francisco 49ers wide receiver Quinton Patton, left, crosses the goal line for a touchdown as Green Bay Packers cornerback Damarious Randall watches during the first half of an NFL preseason football game Friday, Aug. 26, 2016, in Santa Clara, Calif. (AP Photo/Ben Margot)

San Francisco 49ers tight end Garrett Celek (88) is stopped with the ball by Green Bay Packers free safety Ha Ha Clinton-Dix during the first half of an NFL preseason football game Friday, Aug. 26, 2016, in Santa Clara, Calif. (AP Photo/Tony Avelar)

Green Bay Packers wide receiver Randall Cobb carries the ball to the goal line for a touchdown as San Francisco 49ers cornerback Chris Davis (43) and free safety Eric Reid, right, try to stop him during the first half of an NFL preseason football game Friday, Aug. 26, 2016, in Santa Clara, Calif. (AP Photo/Ben Margot)

San Francisco 49ers quarterback Colin Kaepernick throws the ball during the first half of an NFL preseason football game against the Green Bay Packers on Friday, Aug. 26, 2016, in Santa Clara, Calif. (AP Photo/Tony Avelar)

San Francisco 49ers quarterback Colin Kaepernick #7 avoids being sacked during the NFL preseason game against the Green Bay Packers on Aug. 26, 2016 in Santa Clara, Calif. (Ric Tapia/NFL)

Green Bay Packers running back Eddie Lacy is stopped by San Francisco 49ers free safety Eric Reid, right, during the first half of an NFL preseason football game Friday, Aug. 26, 2016, in Santa Clara, Calif. (AP Photo/Tony Avelar)

San Francisco 49ers quarterback Colin Kaepernick, left, runs with the ball as Green Bay Packers defensive end Datone Jones pursues during the first half of an NFL preseason football game Friday, Aug. 26, 2016, in Santa Clara, Calif. (AP Photo/Tony Avelar)

Green Bay Packers wide receiver Davante Adams #17 makes a catch during the NFL preseason game against the San Francisco 49ers on Aug. 26, 2016 in Santa Clara, Calif. (Ric Tapia/NFL)

Green Bay Packers quarterback Aaron Rodgers #12 signals at the line of scrimmage during the NFL preseason game against the Green Bay Packers San Francisco 49ers on Aug. 26, 2016 in Santa Clara, Calif. (Ric Tapia/NFL)

San Francisco 49ers running back Carlos Hyde #28 runs during the NFL preseason game against the Green Bay Packers on Aug. 26, 2016 in Santa Clara, Calif. (Ric Tapia/NFL)

Green Bay Packers wide receiver Davante Adams misses a pass from quarterback Joe Callahan as San Francisco 49ers cornerback Keith Reaser (27) defends during the first half of an NFL preseason football game Friday, Aug. 26, 2016, in Santa Clara, Calif. (AP Photo/Tony Avelar)

Green Bay Packers wide receiver Trevor Davis misses a pass from quarterback Joe Callahan as San Francisco 49ers strong safety Jaquiski Tartt, left, and defensive back Jimmie Ward, right, defend during the first half of an NFL preseason football game Friday, Aug. 26, 2016, in Santa Clara, Calif. (AP Photo/Tony Avelar)

Green Bay Packers wide receiver Richard Rodgers #82 runs after the catch during the NFL preseason game against the San Francisco 49ers on Aug. 26, 2016 in Santa Clara, Calif. (Ric Tapia/NFL)

Green Bay Packers quarterback Joe Callahan throws during the second half of an NFL preseason football game against the San Francisco 49ers on Friday, Aug. 26, 2016, in Santa Clara, Calif. At left is 49ers inside linebacker Michael Wilhoite (57). (AP Photo/Tony Avelar)

Green Bay Packers quarterback Joe Callahan dashes away from San Francisco 49ers defensive back L.J. McCray (31) and cornerback Dontae Johnson during the second half of an NFL preseason football game Friday, Aug. 26, 2016, in Santa Clara, Calif. At left is Packers offensive tackle Kyle Murphy. (AP Photo/Tony Avelar)

Green Bay Packers wide receiver Jared Abbrederis (84) celebrates with Trevor Davis, right, after scoring a touchdown during the second half of an NFL preseason football game against the San Francisco 49ers on Friday, Aug. 26, 2016, in Santa Clara, Calif. (AP Photo/Ben Margot)

Green Bay Packers coach Mike McCarthy, right, talks with quarterback Joe Callahan during the second half of an NFL preseason football game against the San Francisco 49ers Friday, Aug. 26, 2016, in Santa Clara, Calif. (AP Photo/Ben Margot)

Green Bay Packers running back Brandon Burks runs for a touchdown past San Francisco 49ers offensive lineman Ian Silberman (62) and cornerback Prince Charles Iworah (30) during the second half of an NFL preseason football game Friday, Aug. 26, 2016, in Santa Clara, Calif. (AP Photo/Ben Margot)

Green Bay Packers running back Brandon Burks celebrates after scoring a touchdown during the second half of an NFL preseason football game against the San Francisco 49ers on Friday, Aug. 26, 2016, in Santa Clara, Calif. (AP Photo/Ben Margot)

Green Bay Packers wide receiver Geronimo Allison hauls in a pass during the second half of an NFL preseason football game against the San Francisco 49ers Friday, Aug. 26, 2016, in Santa Clara, Calif. Green Bay won 21-10. (AP Photo/Ben Margot)