Mathias, maybe you should look at this. On Wed, 1 Apr 2020 bugzilla-daemon@xxxxxxxxxxxxxxxxxxx wrote: > https://bugzilla.kernel.org/show_bug.cgi?id=203419 > > Takashi Iwai (tiwai@xxxxxxx) changed: > > What |Removed |Added > ---------------------------------------------------------------------------- > Component|Sound(ALSA) |USB > Assignee|perex@xxxxxxxx |drivers_usb@xxxxxxxxxxxxxxx > | |nel.org > > --- Comment #18 from Takashi Iwai (tiwai@xxxxxxx) --- > Sounds more like a USB issue. Reassigned. In the bug report, Florian Meyer tentatively identified commit ef513be0a905 ("usb: xhci: Add Clear_TT_Buffer") as the one causing the problem. No one else has verified this, however -- and as far as I can see, even Florian hasn't tried starting from that commit and reverting it. Alan Stern
