WARNING: Device "psm" is Giant locked and may be ...:

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Jos Chrispijn

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Jul 17, 2026, 11:48:49 AMJul 17
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WARNING: Device "psm" is Giant locked and may be ...:  

Can you tell if this is a warning, a kernel related issue or triggered by Promox (a multi-CPU environment)?
I am running FreeBSD in a Proxmox VM

Thanks, Jos

Marco Moock

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Jul 17, 2026, 11:53:17 AMJul 17
to ques...@freebsd.org
Am 17.07.26 um 17:48 schrieb Jos Chrispijn:
> Can you tell if this is a warning, a kernel related issue or triggered by Promox
> (a multi-CPU environment)?
> I am running FreeBSD in a Proxmox VM

It is an information that the psm PS/2 mouse driver is being deprecated.
Dunno why someone did that, but various laptop touchpads use it and even
new motherboards have PS/2.

https://forums.freebsd.org/threads/device-is-giant-locked-and-may-be-deleted.96592/

I do not know about the current situation, but I advocate to keep PS/2
support for both mice and keyboards.

--
Gruß
Marco

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Kevin P. Neal

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Jul 18, 2026, 3:57:46 PMJul 18
to Marco Moock, ques...@freebsd.org
On Fri, Jul 17, 2026 at 05:52:34PM +0200, Marco Moock wrote:
> Am 17.07.26 um 17:48 schrieb Jos Chrispijn:
> > Can you tell if this is a warning, a kernel related issue or triggered by Promox
> > (a multi-CPU environment)?
> > I am running FreeBSD in a Proxmox VM
>
> It is an information that the psm PS/2 mouse driver is being deprecated.
> Dunno why someone did that, but various laptop touchpads use it and even new
> motherboards have PS/2.
>
> https://forums.freebsd.org/threads/device-is-giant-locked-and-may-be-deleted.96592/
>
> I do not know about the current situation, but I advocate to keep PS/2
> support for both mice and keyboards.

The current message:
atkbdc0: non-PNP ISA device will be removed from GENERIC in FreeBSD 16.

The phrase "removed from GENERIC" implies that they will still be supported
but you will either have to load a kernel module with the driver or compile
a custom kernel to get the support. I'm unclear on which.

If this is enough of a problem then probably freebsd-hackers is the list
to bring it up in.



I don't have this message for the "psm" driver, but maybe I don't have the
hardware needed to trigger the message. That's why I posted the atkbdc0
message.
--
Kevin P. Neal http://www.pobox.com/~kpn/

"A pig's gotta fly." - Crimson Pig

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