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Message-ID: <Z-MZ6yu6oPDw9lkL@eldamar.lan>
Date: Tue, 25 Mar 2025 22:02:35 +0100
From: Salvatore Bonaccorso <carnil@...ian.org>
To: 1100928@...s.debian.org,
"C.D. MacEachern" <craig.daniel.maceachern@...il.com>
Cc: Kuan-Wei Chiu <visitorckw@...il.com>, Takashi Iwai <tiwai@...e.de>,
linux-sound@...r.kernel.org, linux-kernel@...r.kernel.org,
regressions@...ts.linux.dev
Subject: Re: Bug#1100928: [regression 6.1.y] microphone no longer records (on
VivoBook_ASUSLaptop TP401MARB_J401MA)
Hi,
On Tue, Mar 25, 2025 at 09:06:10PM +0100, Salvatore Bonaccorso wrote:
> Hi Craig, all
>
> On Sat, Mar 22, 2025 at 08:55:17AM +0100, Salvatore Bonaccorso wrote:
> > Control: tags -1 + moreinfo upstream
> >
> > Hi
> >
> > On Thu, Mar 20, 2025 at 10:55:32AM -0400, C.D. MacEachern wrote:
> > > Package: src:linux
> > > Version: 6.1.129-1
> > > Severity: important
> > > X-Debbugs-Cc: craig.daniel.maceachern@...il.com
> > >
> > > Dear Maintainer,
> > >
> > > After update to kernel image 6.1.0-32 on Debian bookworm my builtin microphone
> > > would no longer record
> > > anything - no levels detected and I checked for muted channels with tools like
> > > pavucontrol and alsamixer.
> > >
> > > I found that my microphone was using the `snd_hda_intel` driver in the kernel,
> > > so tried rebooting and choosing
> > > the 6.1.0-31 kernel instead to rule out hardware issue. Previous kernel works
> > > as expected, mic records and playback
> > > is fine, so some update related to this driver, or the driver itself was
> > > updated and no longer works correctly with
> > > the builtin microphone.
> >
> > Thanks for reproting the issue (leaving boot log context, hw used,
> > below for context).
> >
> > I think this might be introduced with 3b4309546b48 ("ALSA: hda: Fix
> > headset detection failure due to unstable sort") wich landed as well
> > in 6.1.129.
> >
> > If you revert that commit on top of 6.1.129, does that fixes your
> > issue? Would you be able to test this?
> >
> > #regzbot introduced: v6.1.128..v6.1.129
> > #regzbot link: https://bugs.debian.org/1100928
> >
> > The solution might be similar to c6557ccf8094 ("ALSA: hda/realtek: Fix
> > microphone regression on ASUS N705UD") from 6.14-rc5 (which got
> > backported to 6.13.6, 6.12.18, 6.6.81 but not yet 6.1.y).
>
> In case you need help in trying a kernel build with the revet applied,
> I'm attaching the revert patch. With that you can follow
> https://kernel-team.pages.debian.net/kernel-handbook/ch-common-tasks.html#id-1.6.6.4
> to build a kernel using the `test-patches` helper script to test with.
>
> Is that enough help so we can confirm the breaking commit?
And now really with the patch attached.
Regards,
Salvatore
View attachment "0001-Revert-ALSA-hda-Fix-headset-detection-failure-due-to.patch" of type "text/x-diff" (1872 bytes)
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