Atkinson cut it to 3-1 at 8:10 of the second period when he finished a 2-on-1 rush with Joel Farabee.
Evan Rodrigues pushed the lead to 4-1 at 8:50 of the third, Guentzel scored at 10:20 to make it 5-1, and Brian Boyle's shorthanded goal increased the lead to 6-1 at 11:51.
Lindblom made it 6-2 at 13:00.
"We've got to find ways to step up," Hart said. "That wasn't the case tonight. We've got to get back to practice, work on some details and get healthy."
NOTES: Rodrigues has scored seven points (five goals, two assists) during a three-game point streak. He has scored an NHL career-high 30 points (15 goals, 15 assists) in 33 games; he scored 29 points (nine goals, 20 assists) in 74 games with the Buffalo Sabres in 2018-19. ... Jarry is 7-0-0 with a 1.70 goals-against average and .930 save percentage in his past seven games. ... Crosby has scored 1,349 points (491 goals, 858 assists), tied with Mats Sundin for 29th in NHL history. ... Guentzel has scored at least one point in 16 straight games (25 points; 15 goals, 10 assists) since last being held without one Nov. 11. He missed five games with an upper-body injury from Dec. 10-19 before returning Sunday. He is the fourth player in the past 30 years to score at least one point in 13 road games to start a season (Mario Lemieux, 14 games, 1995-96; Steve Yzerman, 14, 1993-94; Sundin, 14, 1992-93). … Letang has 10 assists in his past six games. … Rust has scored multiple goals in three straight games, tied for third in Penguins history. Lemieux scored in five straight and four straight, each in 1988-89. … Flyers forward Derick Brassard had three shots and four hits in 16:40 of ice time after missing 15 of the previous 16 games with a hip injury. ... Philadelphia defenseman Egor Zamula blocked three shots in 19:46 in his season debut after being recalled from Lehigh Valley of the American Hockey League on Thursday. It was his third NHL game. ... Atkinson has scored five points (two goals, three assists) during a three-game point streak.