Alright, thanks! I really appreciate your suggestions and will try what I can. First, I will have to see if I can track down the code change that broke it. On Thu, Apr 29, 2021 at 4:15 AM Takashi Iwai <tiwai@xxxxxxx> wrote: > The error -110 is ETIMEDOUT, and the symptom implies that the problem > is rather in USB core side. You'd better ask USB devs. It might be > worth to run git bisect if it's a kernel regression and reliably > reproducible. > It must be reliably reproducible (with my hardware at least), as luckily, it never varied in my tests. Thanks, Lucas