Narrative:

On climbout of ZZZ; flight attendants called to say they smelled smoke; shortly after we could smell an acrid smell in the cockpit while climbing thru FL340. Upon reaching our cruise altitude of FL360; we noticed high engine vibration indications on the right engine (N1-2.7) indicating amber. After running the checklist for high engine vibrations; we [advised ATC]; contacted dispatch and returned safely to ZZZ.

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Original NASA ASRS Text

Title: B757 flight and cabin crew reported acrid smell during climb. Engine indications showed high vibration causing flight crew to advise ATC and return to departure airport.

Narrative: On climbout of ZZZ; flight attendants called to say they smelled smoke; shortly after we could smell an acrid smell in the cockpit while climbing thru FL340. Upon reaching our cruise altitude of FL360; we noticed high engine vibration indications on the right engine (N1-2.7) indicating amber. After running the checklist for high engine vibrations; we [advised ATC]; contacted Dispatch and returned safely to ZZZ.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.