Re: mac80211/ath11k regression in next-20220720

From: Johan Hovold
Date: Fri Jul 22 2022 - 04:05:26 EST


On Fri, Jul 22, 2022 at 09:54:57AM +0200, Johannes Berg wrote:
> On Fri, 2022-07-22 at 09:52 +0200, Johan Hovold wrote:
> > Hi,
> >
> > After moving from next-20220714 to next-20220720, ath11k stopped
> > working here and instead spits out a bunch of warnings (see log below).
> >
> > I noticed that this series from Johannes was merged in that period:
> >
> > https://lore.kernel.org/all/20220713094502.163926-1-johannes@xxxxxxxxxxxxxxxx/
> >
> > but can't say for sure that it's related. I also tried adding the
> > follow-up fixes from the mld branch:
> >
> > https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless-next.git/log/?h=mld
> >
> > but it didn't seem to make any difference.
> >
> > Any ideas about what might be going on here?
> >
>
> We think the "fix" is this:
>
> https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless-next.git/commit/?h=mld&id=dd5a559d8e90fdb9424e0580b91702c5838928dc
>
> Do you want to try it?

Thanks for the quick reply. And yes, that fixes the problem.

I apparently failed to apply all commits from that mld branch, but this
one alone fixes it.

> Note that if that fixes it, it's still a bug in the driver, but one that
> you'd otherwise not hit.

Yeah, those warnings looked like secondary issues if that's what you're
referring to?

> Anyway I'll do some tree shuffling today and get that in.

Thanks!

Johan