linux-kernel - Re: [regression] Builtin recognized microphone Asus X507UA does not record

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Message-ID: <aFzLTJg8MN5evbYL@eldamar.lan>
Date: Thu, 26 Jun 2025 06:23:40 +0200
From: Salvatore Bonaccorso <carnil@...ian.org>
To: Igor Támara <igor.tamara@...il.com>,
	Takashi Iwai <tiwai@...e.de>
Cc: 1108069@...s.debian.org, stable@...r.kernel.org,
	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: [regression] Builtin recognized microphone Asus X507UA does not
 record

Hi Igor,

On Wed, Jun 25, 2025 at 07:54:42PM -0500, Igor Támara wrote:
> Hi Salvatore,
> 
> 
> El mié, 25 jun 2025 a las 13:47, Salvatore Bonaccorso
> (<carnil@...ian.org>) escribió:
> >
> > Hi Igor,
> >
> > [For context, there was a regression report in Debian at
> > https://bugs.debian.org/1108069]
> >
> > On Thu, Jun 19, 2025 at 09:36:13PM -0500, Igor Tamara wrote:
> > > Package: src:linux
> > > Version: 6.12.32-1
> > > Severity: normal
> > > Tags: a11y
> > >
> > > Dear Maintainer,
> > >
> > > The builtin microphone on my Asus X507UA does not record, is
> > > recognized and some time ago it worked on Bookworm with image-6.1.0-31,
> > > newer images are able to record when appending snd_hda_intel.model=1043:1271
> > > to the boot as a workaround.
> > >
> > > The images that work with the boot option appended are, but not without
> > > it are:
> > >
> > > linux-image-6.15-amd64
> > > linux-image-6.12.32-amd64
> > > linux-image-6.1.0-37-amd64
> > > linux-image-6.1.0-0.a.test-amd64-unsigned_6.1.129-1a~test_amd64.deb
> > > referenced by https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1100928
> > > Also compiled from upstream 6.12.22 and 6.1.133 with the same result
> > >
> > > The image linux-image-6.1.0-31-amd64 worked properly, the problem was
> > > introduced in 129 and the result of the bisect was
> > >
> > > d26408df0e25f2bd2808d235232ab776e4dd08b9 is the first bad commit
> > > commit d26408df0e25f2bd2808d235232ab776e4dd08b9
> > > Author: Kuan-Wei Chiu <visitorckw@...il.com>
> > > Date:   Wed Jan 29 00:54:15 2025 +0800
> > >
> > >     ALSA: hda: Fix headset detection failure due to unstable sort
> > >
> > >     commit 3b4309546b48fc167aa615a2d881a09c0a97971f upstream.
> > >
> > >     The auto_parser assumed sort() was stable, but the kernel's sort() uses
> > >     heapsort, which has never been stable. After commit 0e02ca29a563
> > >     ("lib/sort: optimize heapsort with double-pop variation"), the order of
> > >     equal elements changed, causing the headset to fail to work.
> > >
> > >     Fix the issue by recording the original order of elements before
> > >     sorting and using it as a tiebreaker for equal elements in the
> > >     comparison function.
> > >
> > >     Fixes: b9030a005d58 ("ALSA: hda - Use standard sort function in hda_auto_parser.c")
> > >     Reported-by: Austrum <austrum.lab@...il.com>
> > >     Closes: https://bugzilla.kernel.org/show_bug.cgi?id=219158
> > >     Tested-by: Austrum <austrum.lab@...il.com>
> > >     Cc: stable@...r.kernel.org
> > >     Signed-off-by: Kuan-Wei Chiu <visitorckw@...il.com>
> > >     Link: https://patch.msgid.link/20250128165415.643223-1-visitorckw@gmail.com
> > >     Signed-off-by: Takashi Iwai <tiwai@...e.de>
> > >     Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> > >
> > >  sound/pci/hda/hda_auto_parser.c | 8 +++++++-
> > >  sound/pci/hda/hda_auto_parser.h | 1 +
> > >  2 files changed, 8 insertions(+), 1 deletion(-)
> > >
> > > I'm attaching the output of alsa-info_alsa-info.sh script
> > >
> > > Please let me know if I can provide more information.
> >
> > Might you be able to try please the attached patch to see if it fixes
> > the issue?
> >
> 
> I recompiled and the mic is recording without issues when running on
> 6.1.133 and 6.12.32

Thanks for the confirmation! Takashi, can you apply the proposed
change (slightly improved in attached variant to add Reported-by and
Closes tags), hopefully getting it into required stable series?

Regards,
Salvatore

View attachment "0001-ALSA-hda-realtek-Fix-built-in-mic-on-ASUS-VivoBook-X.patch" of type "text/x-diff" (1573 bytes)