On a VMware ESXi 6.5 GA host or VMware ESXi 6.5.0 build-4449886, the vmkernel.log available at /var/log/ (or /scratch/log/) might report several lines that include "Invalid Sense Data", reported by Sc...On a VMware ESXi 6.5 GA host or VMware ESXi 6.5.0 build-4449886, the vmkernel.log available at /var/log/ (or /scratch/log/) might report several lines that include "Invalid Sense Data", reported by ScsiDeviceIO. These lines will include SCSI ASC/ASCQ assignments that truly are invalid, in that they are not listed in the Technical Committee T10 specifications for SCSI Storage Interfaces. NetApp E-Series Storage Arrays are not reporting such sense data, and the host appears to be fabricating it.