Re: git: e779891327b1 - main - sys/power: Sleep type reporting by PM backends

From: Cy Schubert <Cy.Schubert_at_cschubert.com>
Date: Thu, 18 Sep 2025 04:59:32 UTC
In message <9dc5eff9-3612-4bb8-be96-637bb4257a5f@FreeBSD.org>, Guido Falsi 
writ
es:
> On 9/17/25 22:50, Guido Falsi wrote:
> > On 9/17/25 11:15, Nuno Teixeira wrote:
> >>
> >> Hello Cy,
> >>
> >>     One of this series of ACPI commits has broken power management on m
> y
> >>     machines.
> >>     One of which managed to capture a dump from a kernel panic after
> >>     poweroff(8)
> >>     was issued.
> >>
> >>
> >> I can confirm same crash on reboot on a Intel laptop, after upgrading 
> >> from main 2025-09-06 -> 2025-09-16.
> >>
> > 
> > Hi,
> > 
> > A me too.
> > 
> > Just noticed this while investigating why my machines with head (laptop 
> > and two desktops) were not switching off anymore.
> > 
> > So looks like I'm also experiencing this.
> > 
> > All machines behave the same, the almost turns off, monitor turns off, 
> > but power light stays on.
> > 
> > I'm testing reverting commits to see if it goes back to working.
> > 
>
> I can confirm reverting this commit and the previous one "fixes" it.
>
> -- 
> Guido Falsi <madpilot@FreeBSD.org>

The two reviews to fix this breakage don't address the problem completely.

I am formally requesting the revert of the four ACPI commits that have 
caused this regression. Revert them, please.


-- 
Cheers,
Cy Schubert <Cy.Schubert@cschubert.com>
FreeBSD UNIX:  <cy@FreeBSD.org>   Web:  https://FreeBSD.org
NTP:           <cy@nwtime.org>    Web:  https://nwtime.org

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