Re: BISECTED REGRESSION on v6.18 (was: REGRESSION on drm-tip)

[Rafael J. Wysocki]

On Wed, Dec 3, 2025 at 2:36 PM Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx> wrote:
>
> On Wed, 03 Dec 2025, Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx> wrote:
> > On Thu, 27 Nov 2025, "Borah, Chaitanya Kumar" <chaitanya.kumar.borah@xxxxxxxxx> wrote:
> >> Hello Christian,
> >>
> >> This is Chaitanya (again!).
> >>
> >> This mail is regarding another regression we are seeing in our CI
> >> runs[1] on drm-tip (with both xe and i915).
> >
> > Referring to drm-tip is downplaying the problem. The bisected regression
> > is in v6.18 release. It's breaking suspend/resume across a lot of
> > platforms on two drivers, i915 and xe.
> >
> > a3f8f8662771 ("power: always freeze efivarfs")
> >
> > As far as regressions go, it's pretty bad. Please prioritize.
>
> Added some missing Cc's.

This should fix it:

https://lore.kernel.org/linux-pm/12788397.O9o76ZdvQC@rafael.j.wysocki/