Re: [PATCH 6.12 0000/1202] 6.12.97-rc2 review

[Herve Codina <herve.codina@bootlin.com>]

Hi Matti,

On Mon, 14 Sep 2026 11:13:54 +0300
Matti Vaittinen <mazziesaccount@gmail.com> wrote:

> On 22/07/2026 17:31, Greg Kroah-Hartman wrote:
> > This is the start of the stable review cycle for the 6.12.97 release.
> > There are 1202 patches in this series, all will be posted as a response
> > to this one.  If anyone has any issues with these being applied, please
> > let me know.
> > 
> > Responses should be made by Fri, 24 Jul 2026 14:26:57 +0000.
> > Anything received after that time might be too late.  
> 
> Oh, time flies. :) Well, statement understood...
> 
> ... Still, even though I know I am late - I am seeing our tests failing 
> for stable 6.12.x. Other stables as well as mainline releases and 
> linux-next are passing.
> 
> The actual failure seems identical to one discussed here:
> https://lore.kernel.org/all/072dde7c-a53c-4525-83ac-57ea38edc0b5@gmail.com/
> 
> I believe above was fixed by Herve.
> 
> Bisecting stable points the:
> 
> > Saravana Kannan <saravanak@google.com>
> >      Revert "treewide: Fix probing of devices in DT overlays"  
> which matches the issue in discussion.
> 
> Maybe the 6.12 stable is missing Herve's latest fix(es)?
> 
> As explained in original report, the issue is seen with our out-of-tree 
> device-tree overlay stuff. I have no idea if there is any in-tree stuff 
> impacted but I guess the overlay stuff Geert has in Renesas tree might 
> also be impacted - if it was based on 6.12.
> 
> I believe there is an "existing easy fix", in a form of a patch which is 
> already applied to other stables. Unfortunately I lost track of the 
> relevant fixes during the discussion so I can't point the relevant one.
> 
> Herve, do you happen to know what might be missing?

I haven't check 6.12 stable but needed commits available mainline are:
  - 81e7c6befa36c ("of: dynamic: Fix overlayed devices not probing because of
    fw_devlink")

  - aaf08c52df9a1 ("Revert "treewide: Fix probing of devices in DT overlays")

The related series:
  https://lore.kernel.org/all/20260511155755.34428-1-herve.codina@bootlin.com/

Best regards,
Hervé