Re: audio-related bug(?) on Fedora 35

[Ranjan Maitra]

On Sun Feb20'22 07:11:11PM, Branko Grubić wrote:
> From: Branko Grubić 
> Date: Sun, 20 Feb 2022 19:11:11 +0100
> To: Community support for Fedora users 
> Reply-To: Community support for Fedora users 
> Subject: Re: audio-related bug(?) on Fedora 35
>
> On Sun, 2022-02-20 at 09:49 -0600, Ranjan Maitra wrote:
> > Hi,
> >
> > I have noticed a possible bug over the past ten days that pretty soon
> > makes it impossible to do anything related to sound and then
> > necessitates a reboot (complete with hard power button press). Here
> > is what happened the last time (an hour ago) when I was forced to
> > reboot:
> >
> > I got:
> >
> > After Stopping session c1 of User "xyz"
> >
> > (*) A stop job is running on session c1 for user "xyz"
> >
> > (+) A stop job is running for Manage Sound Card State (restore &
> > state)
> >
> > After Stopped Login service, I get
> >
> > (-) A stop job is running for User Manager for UID yyyy
> >
> > (+) A stop job is running for Manage Sound Card State (restore &
> > state)
> >
> > After Stopped Authorization Manager, I get
> >
> > (+) A stop job is running for Manage Sound Card State (restore &
> > state)
> >
> > After about 2 mins, (*) and (-) get done (separately), and after
> > about 6 min  (+) gets done.
> >
> > However, I get a message:
> >
> > Waiting for process: alsactl, wireplumber, chromium-browse (not
> > browser), pipewire
> >
> > and after a while (because I have already wasted close to 30 minutes
> > if you add the time it took me to figure out the need to do a
> > reboot), I give up and do a hard reboot.
> >
> > I wonder what the problem is. Note that I did shut down chromium-
> > browser and firefox before reboot. I rebooted into the 5.16 kernel
> > ten days ago. I am on a Dell XPS13 and do nightly updates. I also
> > hibernate every night and usually do not reboot for weeks: I can not
> > recall why I decided to reboot 10 days ago, but it must have been
> > some oddity. My guess is that I was hibernating and waking for at
> > least 20 days before that.
> >
> > Any suggestions? Let me know what additional information I can
> > provide. If it is indeed a bug, what should I file under?
> >
> > Many thanks and best wishes,
> > Ranjan
> > _______________________________________________
>
> Hi,
>
> Not sure is it the same bug, but recently I had issues with never
> kernel's breaking audio completely, wireplumber gets stuck in
> Uninterruptible sleep (D state), no audio at all, only option is to
> hard reboot.
>
> This is one of the bugs, but there are links to pipewire bug, kernel
> bug ...[1]
>
> For me last working kernel in 5.16.x series is kernel-5.16.7-
> 200.fc35.x86_64.
>
> Some people mention suspend2ram/sleep, but for me it is broken from
> first boot, sleep is completely broken, since it's not possible to
> suspend that wireplumber process. Also other people have issues with
> USB audio, but in my case it's integrated audio.
>
> Not sure if it helps, but possibly related.
>
> Regards,
> Branko
>
> [1] https://gitlab.freedesktop.org/pipewire/wireplumber/-/issues/186

Actually, another suggestion in one of those links is to take out alsa-utils and that is what i have now done with kernel 5.16.9. I will report if that has any benefit. However, the volume appears lower.

Ranjan