For users who may run HP servers or custom builds with HP SAS SSD drives: a critical firmware bug leads to the dead of the drive if a specific on-time (32,768 hours) has been reached. The drive will become inaccessible and is completely dead.
Link to the advisory and patches:
https://support.hpe.com/hpsc/doc/public/display?docId=emr_na-a00092491en_us