Am Donnerstag, den 05.03.2020, 00:44 +0100 schrieb Nikolay Kichukov: > So far the list of failing disks/enclosures(all USB 3.1 Gen2 compatible): > Samsung portable T5 2TB > IcyBox IB-366-C31 (174c:55aa ASMedia Technology Inc. Name: ASM1051E SATA > 6Gb/s bridge, ASM1053E SATA 6Gb/s bridge, ASM1153 SATA 3Gb/s bridge, > ASM1153E SATA 6Gb/s bridge) > > Even if uas module is blacklisted and the disk initializes through > usb-storage, the same problem appears. Hi, this looks like we are triggering a race in the firmware at the highest speed. Have you tried the m and g quirk settings for storage? If that does not help a usbmon trace of a failure will be necessary. Regards Oliver