> A more detailed look through the email archives and git log finds the > following two commits, either of which might be relevant: > > 511833acfc06 ("SCSI: fix regression in scsi_send_eh_cmnd()") > f45681f9beca ("USB: Add quirk to support DJI CineSSD") > > For the second commit, it might be that your storage device requires > the US_FL_NO_ATA_1X quirk in unusual_devs.h. > > Alan Stern
Hi Alan, both patches are present in our 4.14.86. And, additionally, we disabled lpm for hotpluggable devices. Seems we need to find out the device's ID and add a patch similar to the DJI quirk. Could be a path to follow up. Thanks, Carsten