Dear Salvatore,
Thank you very much for providing the very useful workaround!! Without your reply, I would never have found this.
Regards,
Michael
-----Ursprüngliche Nachricht-----
Von: Salvatore Bonaccorso <carnil@debian.org>
Gesendet: Donnerstag 25 September 2025 10:59
An: Prof. Dr. Michael Schefczyk <michael@schefczyk.net>; 1112643@bugs.debian.org
Betreff: Re: Bug#1112643: linux-image-6.12.41+deb13-amd64: Older Acer Notebooks do not wake up from suspend afer upgrade to Trixie or new install of Trixie
Control: forcemerge 1106411 1112643
Hi,
On Sun, Aug 31, 2025 at 03:46:44PM +0200, Michael Schefczyk wrote:
> Package: src:linux
> Version: 6.12.41-1
> Severity: important
> X-Debbugs-Cc: michael@schefczyk.net
>
> Dear Maintainer,
>
> * What led up to the situation?
>
> Either upgrading to Trixe from Oldstable or installing fresh on older Acer
> Notebooks, such as Spin SP111-34N. Either closing the lid or running systemctl
> suspend leads to a black screen from which the Notebook will never wake up
> again (unlike with Bookworm) - no response to keys, network or USB. Finding
> from Bug 1100153 (echo 0 > /sys/power/pm_async) does not resolve this.
>
>
> * What exactly did you do (or not do) that was effective (or
> ineffective)?
>
> As above: Upgrade to Trixie or install it fresh, close lid or run systemctl
> suspend. Afterwards, power LED does stay blue, but one can only restart after
> long pressing the power button.
>
> * What was the outcome of this action?
>
> System needs to be rebooted.
>
> * What outcome did you expect instead?
>
> System will wake up from suspend as it dit with Bookworm.
I believe this has the same root cause as #1106411.
As workaround you can mask the iio-sensor-proxy service.
Regards,
Salvatore
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