Narrative:

Lost oil pressure at cruise; [advised ATC]; and returned to [the departure airport]. Engine was shut down approximately 5 miles out and [I] glided to a safe and uneventful landing.

Google
 

Original NASA ASRS Text

Title: PA46-500TP pilot reported returning to his departure airport after a loss of oil pressure.

Narrative: Lost oil pressure at cruise; [advised ATC]; and returned to [the departure airport]. Engine was shut down approximately 5 miles out and [I] glided to a safe and uneventful landing.

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.