> upon further reading, could you repeat the test with an additional SINGLE_LUN quirk? Happy to do that if you can confirm what the blacklist-uas.conf should look like to achieve that? Should it read: options usb-storage quirks=059f:105f:ks David -----Original Message----- From: Oliver Neukum [mailto:oneukum@xxxxxxxx] Sent: 03 December 2020 14:07 To: David C. Partridge; linux-usb@xxxxxxxxxxxxxxx Subject: Re: Issues with LaCie USB3 drive and UAS Am Donnerstag, den 03.12.2020, 02:11 +0000 schrieb David C. Partridge: > Now with uas.ko and usb-storage.ko Hi, upon further reading, could you repeat the test with an additional SINGLE_LUN quirk? Regards Oliver