Bug#1036530: Regression from "ACPI: OSI: Remove Linux-Dell-Video _OSI string"? (was: Re: Bug#1036530: linux-signed-amd64: Hard lock up of system)
- To: "Limonciello, Mario" <mario.limonciello@amd.com>, Nick Hastings <nicholaschastings@gmail.com>, Lukas Wunner <lukas@wunner.de>, kherbst@redhat.com
- Cc: Salvatore Bonaccorso <carnil@debian.org>, 1036530@bugs.debian.org, "Rafael J. Wysocki" <rafael@kernel.org>, Len Brown <lenb@kernel.org>, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, regressions@lists.linux.dev
- Subject: Bug#1036530: Regression from "ACPI: OSI: Remove Linux-Dell-Video _OSI string"? (was: Re: Bug#1036530: linux-signed-amd64: Hard lock up of system)
- From: Lyude Paul <lyude@redhat.com>
- Date: Fri, 07 Jul 2023 17:54:11 -0400
- Message-id: <[🔎] 79af2eab7409b75f5a2386fbd82c339111d6deab.camel@redhat.com>
- Reply-to: Lyude Paul <lyude@redhat.com>, 1036530@bugs.debian.org
- In-reply-to: <fe0ab1fa-6ed6-dc64-8165-8fc70669317b@amd.com>
- References: <168471337231.1913606.15905047692536779158.reportbug@xps> <ZHKrC4/G6ZyvRReI@xps> <ZHL5cCNUzVdleiag@eldamar.lan> <ab12984e-be17-903d-ba0a-f9c85b8c544f@amd.com> <ZHP4IqxBUPuVRvRV@xps> <09e24386-de63-e9e9-9e7f-5d04bad62d83@amd.com> <ZHQhPcKUF76Kplwm@xps> <ZHUt9xQKCwCflvVC@xps> <8537d965-ddf4-7f45-6459-d5acf520376e@amd.com> <ZHWfMBeAONerAJmd@xps> <ZHfa/wQlaVCeUC22@xps> <fe0ab1fa-6ed6-dc64-8165-8fc70669317b@amd.com> <168471337231.1913606.15905047692536779158.reportbug@xps>
On Thu, 2023-06-01 at 11:18 -0500, Limonciello, Mario wrote:
> +Lyude, Lukas, Karol
>
> On 5/31/2023 6:40 PM, Nick Hastings wrote:
> > Hi,
> >
> > * Nick Hastings <nicholaschastings@gmail.com> [230530 16:01]:
> > > * Mario Limonciello <mario.limonciello@amd.com> [230530 13:00]:
> > <snip>
> > > > As you're actually loading nouveau, can you please try nouveau.runpm=0 on
> > > > the kernel command line?
> > > I'm not intentionally loading it. This machine also has intel graphics
> > > which is what I prefer. Checking my
> > > /etc/modprobe.d/blacklist-nvidia-nouveau.conf
> > > I see:
> > >
> > > blacklist nvidia
> > > blacklist nvidia-drm
> > > blacklist nvidia-modeset
> > > blacklist nvidia-uvm
> > > blacklist ipmi_msghandler
> > > blacklist ipmi_devintf
> > >
> > > So I thought I had blacklisted it but it seems I did not. Since I do not
> > > want to use it maybe it is better to check if the lock up occurs with
> > > nouveau blacklisted. I will try that now.
> > I blacklisted nouveau and booted into a 6.1 kernel:
> > % uname -a
> > Linux xps 6.1.0-9-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.27-1 (2023-05-08) x86_64 GNU/Linux
> >
> > It has been running without problems for nearly two days now:
> > % uptime
> > 08:34:48 up 1 day, 16:22, 2 users, load average: 1.33, 1.26, 1.27
> >
> > Regards,
> >
> > Nick.
>
> Thanks, that makes a lot more sense now.
>
> Nick, Can you please test if nouveau works with runtime PM in the
> latest 6.4-rc?
>
> If it works in 6.4-rc, there are probably nouveau commits that need
> to be backported to 6.1 LTS.
>
> If it's still broken in 6.4-rc, I believe you should file a bug:
>
> https://gitlab.freedesktop.org/drm/nouveau/
>
>
> Lyude, Lukas, Karol
>
> This thread is in relation to this commit:
>
> 24867516f06d ("ACPI: OSI: Remove Linux-Dell-Video _OSI string")
>
> Nick has found that runtime PM is *not* working for nouveau.
>
> If you recall we did 24867516f06d because 5775b843a619 was
> supposed to have fixed it.
Gotcha, I guess keep me updated since it seems like things -might- be working
from what I gathered here? Happy to look further if they find that 6.4-rc is
broken though
>
--
Cheers,
Lyude Paul (she/her)
Software Engineer at Red Hat
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