+ Greg On 22/01/2019 11:59, Marc Gonzalez wrote: > FULL SESSION LOG: https://pastebin.ubuntu.com/p/YSm82GxhNW/ I finally got the hung_task detector to fire: https://pastebin.ubuntu.com/p/XDDJjf7PTb/ Had a chat with GKH, who said that drivers/scsi/ufs is known to be not 100% functional, and requires some cherry-picking from downstream to handle all corner cases. I've sent a patch demoting drivers/scsi/ufs status from "Supported" to "Odd Fixes", in order to warn the next unwary fellow developers: https://patchwork.kernel.org/patch/10773503/ Regards.