On Tue, Sep 01, 2020 at 04:54:48PM -0600, Khalid Aziz wrote: > I have managed to find a hardware combination that seems to work, so for > now at least my machine is usable. I will figure out how to interpret > usbmon output and run more experiments. There seems to be a real problem > in the driver somewhere and should be solved. Correction: You're using two different drivers. Although it's not impossible, it seems very unlikely that they both contain the same bug. Alan Stern