Hi, >>> I got some untested and not yet reviewed usb3 resume race fixes from Zhuang Jin Can >>> If you can try them out and see if they help it would be great. >>> They are sitting in a topic branch called "xhci_usb3_pm_fixes" in my tree: >>> (5 extra patches on top of current usb-linus) >>> >>> git://git.kernel.org/pub/scm/linux/kernel/git/mnyman/xhci.git xhci_usb3_pm_fixes >> >> This is my production and (main and only) work machine. If you tell me >> testing that branch is safe and won't mess up my file systems or >> hardware, I can give it a try. >> I tested that branch (HEAD commit 190f6b0b), and the issue is still the same. Directly after booting, if I plug in the disk, it doesn't work (with the "root hub lost power" error). Removing the cable, setting power/control to "on" for all PCI devices, then plugging it back in, the disk works fine. > What was the model of the USB3 disk again? some Seagate Expansion Disk? > I'll see If I can find one of those myself somehow lsusb says: Bus 003 Device 002: ID 0bc2:3312 Seagate RSS LLC The package says "Seagate Expansion 5TB". But I'm not sure these are all using the same controller; for example, I also have a "Seagate Expansion 3TB" that works fine. (I'm removing Wang, Yu <yu.y.wang@xxxxxxxxx> from the recipients, as I keep getting bounces from that address.) Kind regards, Ralf -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html