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Re: Microcode SW error since Linux 6.5

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Hi,

On Tue, 2023-10-03 at 13:52 +0200, Linux regression tracking (Thorsten Leemhuis) wrote:
> [CCing the regressions list]
> 
> On 25.09.23 21:03, Johannes Berg wrote:
> > On Mon, 2023-09-25 at 14:39 -0400, Antoine Beaupré wrote:
> > > > Did that patch help?
> > > 
> > > I haven't tried, to be honest. It's been years since I compiled a
> > > kernel, so I haven't actually seriously considered it. But I can
> > > definitely put that on my list if it would be useful for you!
> > Heh ok. Well we can also try it I guess. Or reason our way through it,
> > but I'm pretty sure something like that should be done here.
> > 
> > > > Yes, you can ... but I mean, we still do want to consider this a bug, I
> > > > think, since we explicitly built the thing to load the older firmware.
> > > > It just gets _far_ less testing.
> > > 
> > > Got it, happy to play guinea pig a little further if that's useful.
> > Well you might want to go for the extra stability instead :-) I'm kind
> > of thinking along the lines of "if you can download the next wifi
> > firmware with the current one, that's probably good enough". :)
> 
> Well, that's not how Linus wants things to be, as due to this "no
> regression" rule things should continue to work if people update the
> kernel without updating linux-firmware (as also explained in
> Documentation/driver-api/firmware/firmware-usage-guidelines.rst).
> 
> That's what I though when I saw that message initially, but I thought:
> well, not worth a comment, the reporter apparently doesn't mind that
> much. But since then I saw more and more reports that looked related to
> my untrained eyes (and thus might not be related at all!).
> 
> https://bugzilla.kernel.org/show_bug.cgi?id=217894
> https://bugzilla.kernel.org/show_bug.cgi?id=217894#c6 ;(same ticket)
> https://bugzilla.kernel.org/show_bug.cgi?id=217963
> https://lore.kernel.org/all/f6448719-14e2-4962-ac3d-1be3c19156ed@xxxxxxxxxxxxxxxx/
> 
> Gregory, Johannes, is there something wrong here with 6.5.y? If yes: is
> anything already been done to improve the state of things?
> 
> Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat)
> --
> Everything you wanna know about Linux kernel regression tracking:
> https://linux-regtracking.leemhuis.info/about/#tldr
> If I did something stupid, please tell me, as explained on that page.

The patch in [1] should solve the issue. The problem was that wrong version
of Firmware API was used for some older versions.

[1] https://patchwork.kernel.org/project/linux-wireless/patch/20230926165546.086e635fbbe6.Ia660f35ca0b1079f2c2ea92fd8d14d8101a89d03@changeid/





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