Re: Regression in 5.19.0: USB errors during boot

[Christoph Hellwig]

On Sun, Aug 21, 2022 at 09:21:22AM +0100, Alan J. Wylie wrote:
> Comparing with another AMD system that doesn't show the problem,
> I see that CONFIG_GART_IOMMU is only set on the one with the problem.
> 
> The configs have just had "make oldconfig" run on them for years, I
> have no idea why one has it set.
> 
> Clearing it fixes the problem!

Thanks for confirming my suspicion.  I'd still like to fix the issue
with CONFIG_GART_IOMMU enabled once I've tracked it down.  Would you
be willing to test patches?