Hi Minas, On Tue, 2023-11-28 at 11:48 +0000, Minas Harutyunyan wrote: > > Does this "spurious" interrupt broke your tests? It is not just some kind of synthetic test case that was broken. but real world usage. You can find complains about this error on various internet forums, just search for dwc2_hc_chhltd_intr_dma and it is not so difficult to reproduce. Without databook I am not sure we can create better fix, but if you develop different solution I will gladly tested it. Regards, Ivan