controller (or similar series) entering a "test mode" or "fail state" because it cannot communicate with the flash memory chip. Why Is It "Hot"?
to find your specific controller part number (e.g., AU6989SN-GT) and the Flash ID (FID). Download Compatible MPTool alcor micro unknown fa00 fw fa04 hot
Run lsusb and dmesg -w . If you see ID 058f:fa00 Alcor Micro Corp. , try: controller (or similar series) entering a "test mode"
ALCOR Micro – Unknown FA00, FW FA04, Hot Condition try: ALCOR Micro – Unknown FA00
If the Flash ID (FID) comes back as 898989898989 or similar nonsense, the memory chip is physically dead.