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Date:   Tue, 03 Jan 2023 15:48:41 +0100
Message-ID: <87h6x7r7w6.wl-tiwai@suse.de>
From:   Takashi Iwai <tiwai@suse.de>
To:     =?ISO-8859-1?Q?P=C1LFFY_D=E1niel?= <dpalffy@gmail.com>
Cc:     Alsa-devel <alsa-devel@alsa-project.org>,
        "regressions@lists.linux.dev" <regressions@lists.linux.dev>,
        Mark Brown <broonie@kernel.org>,
        LKML <linux-kernel@vger.kernel.org>,
        Takashi Iwai <tiwai@suse.com>,
        Richard Fitzgerald <rf@opensource.cirrus.com>,
        Thorsten Leemhuis <regressions@leemhuis.info>,
        Sergey <zagagyka@basealt.ru>,
        Salvatore Bonaccorso <carnil@debian.org>
Subject: Re: [regression, 5.10.y] Bug 216861 - sound disappearance on Acer Swift 3 SF314-59-78UR after update to 5.10.157
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On Tue, 03 Jan 2023 14:04:50 +0100,
P?LFFY D?niel wrote:
> 
> And confirming, 5.10.161 with e8444560b4d9302a511f0996f4cfdf85b628f4ca
> and 636110411ca726f19ef8e87b0be51bb9a4cdef06 cherry-picked works for
> me.

That's a good news.  Then we can ask stable people to pick up those
commits for 5.10.y and 5.15.y.


Takashi

> 
> On Tue, Jan 3, 2023 at 1:05 PM P?LFFY D?niel <dpalffy@gmail.com> wrote:
> >
> > Another report: https://bugs.archlinux.org/task/76795
> > Apparently, folks at alsa-devel traced down the dependencies of that patch, see the mail thread at https://lore.kernel.org/all/dc65501c-c2fd-5608-c3d9-7cea184c3989%40opensource.cirrus.com/
> >
> > On Mon, Jan 2, 2023 at 1:42 PM Takashi Iwai <tiwai@suse.de> wrote:
> >>
> >> On Mon, 02 Jan 2023 11:43:36 +0100,
> >> Salvatore Bonaccorso wrote:
> >> >
> >> > Hi,
> >> >
> >> > [Adding as well Richard Fitzgerald and P?LFFY D?niel to recipients]
> >> >
> >> > On Fri, Dec 30, 2022 at 09:08:57AM +0100, Thorsten Leemhuis wrote:
> >> > > Hi, this is your Linux kernel regression tracker speaking.
> >> > >
> >> > > I noticed a regression report in bugzilla.kernel.org. As many (most?)
> >> > > kernel developer don't keep an eye on it, I decided to forward it by
> >> > > mail. Quoting from https://bugzilla.kernel.org/show_bug.cgi?id=216861 :
> >> > >
> >> > > >  Sergey 2022-12-29 10:07:51 UTC
> >> > > >
> >> > > > Created attachment 303497 [details]
> >> > > > pulseaudio.log
> >> > > >
> >> > > > Sudden sound disappearance was reported for some laptops, e.g.
> >> > > >
> >> > > > Acer Swift 3 SF314-59-78UR 11th Gen Intel(R) Core(TM) i7-1165G7 @ 2.80GHz
> >> > > >
> >> > > > # lspci
> >> > > > 0000:00:1f.3 Multimedia audio controller: Intel Corporation Tiger Lake-LP Smart Sound Technology Audio Controller (rev 20)
> >> > > >         Subsystem: Acer Incorporated [ALI] Device 148c
> >> > > >         Flags: bus master, fast devsel, latency 32, IRQ 197, IOMMU group 12
> >> > > >         Memory at 601f270000 (64-bit, non-prefetchable) [size=16K]
> >> > > >         Memory at 601f000000 (64-bit, non-prefetchable) [size=1M]
> >> > > >         Capabilities: [50] Power Management version 3
> >> > > >         Capabilities: [80] Vendor Specific Information: Len=14 <?>
> >> > > >         Capabilities: [60] MSI: Enable+ Count=1/1 Maskable- 64bit+
> >> > > >         Kernel driver in use: sof-audio-pci
> >> > > >
> >> > > > I am attaching the pulseaudio and dmesg logs
> >> > > >
> >> > > > This bug started reproducing after updating the kernel from 5.10.156 to 5.10.157
> >> > > >
> >> > > > Bisection revealed the commit being reverted:
> >> > > >
> >> > > > c34db0d6b88b1da95e7ab3353e674f4f574cccee is the first bad commit
> >> > > > commit c34db0d6b88b1da95e7ab3353e674f4f574cccee
> >> > > > Author: Richard Fitzgerald <rf@opensource.cirrus.com>
> >> > > > Date:   Fri Nov 4 13:22:13 2022 +0000
> >> > > >
> >> > > >     ASoC: soc-pcm: Don't zero TDM masks in __soc_pcm_open()
> >> > > >
> >> > > >     [ Upstream commit 39bd801d6908900e9ab0cdc2655150f95ddd4f1a ]
> >> > > >
> >> > > >     The DAI tx_mask and rx_mask are set by snd_soc_dai_set_tdm_slot()
> >> > > >     and used by later code that depends on the TDM settings. So
> >> > > >     __soc_pcm_open() should not be obliterating those mask values.
> >> > > >
> >> > > > [...]
> >> > > > Original bug report: https://bugzilla.altlinux.org/44690
> >> > >
> >> > > See the ticket for more details.
> >> > >
> >> > > BTW, let me use this mail to also add the report to the list of tracked
> >> > > regressions to ensure it's doesn't fall through the cracks:
> >> > >
> >> > > #regzbot introduced: c34db0d6b88b1d
> >> > > https://bugzilla.kernel.org/show_bug.cgi?id=216861
> >> > > #regzbot title: sound: asoc: sudden sound disappearance
> >> > > #regzbot ignore-activity
> >> >
> >> > FWIW, we had as well reports in Debian after having updated the kernel
> >> > from 5.10.149 based one to 5.10.158 based one in the last point
> >> > releases, they are at least:
> >> >
> >> > https://bugs.debian.org/1027483
> >> > https://bugs.debian.org/1027430
> >>
> >> I got another report while the commit was backported to 5.14-based
> >> openSUSE Leap kernel, and I ended up with dropping it.
> >>
> >> So, IMO, it's safer to drop this patch from the older stable trees.
> >> As far as I see, 5.15.y and 5.10.y got this.
> >>
> >> Unless anyone gives a better fix, I'm going to submit a revert patch
> >> for those trees.
> >>
> >>
> >> thanks,
> >>
> >> Takashi
>