On Mon, Oct 02, 2023 at 11:45:45AM +0200, Sebastian Andrzej Siewior wrote: > I looked at the traces in this email and they originate from a > might_sleep() in guc_context_set_prio(). The reason is that they check > at the atomic/interrupt state to figure out if they can sleep or not. > Both checks don't work on RT as intended and the former has a not to not > be used in drivers… > > The snippet below should cure this. Could you test, please. > > Sebastian > I tested this at both boot and suspend/resume. No call traces reported. Thank you Sebastian.