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Bug#1027483: linux-image-5.10.0-20-amd64: sound with firmware-sof-intel on Intel Lake stops working with newer kernel

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Control: reassign -1 src:linux 5.10.158-2

Hi Malvin,

On Sun, Jan 01, 2023 at 02:36:28PM +0100, Malvin Gattinger wrote:
> Package: linux-image-5.10.0-20-amd64
> Version: 5.10.158-2
> Severity: normal
> X-Debbugs-Cc: malvin@w4eg.eu
> 
> Dear Maintainer,
> 
> I am unsure if this problem belongs to linux-image-amd64 as a
> regression or is actually a but in firmware-sof-intel.
> 
> On an HP ProBook with this sound card (from lspci):
> 
> 00:1f.3 Multimedia audio controller: Intel Corporation Tiger Lake-LP
> Smart Sound Technology Audio Controller (rev 20)
> 
> Updating from linux-image-5.10.0-19-amd64 to
> linux-image-5.10.0-20-amd64 breaks sound.
> 
> Sound output from VLC works fine immediately after boot, but using
> the microphone or other audio use cases later disables all output.
> Unfortunately the only reproducible example on this laptop was to
> open the proprietary zoom video-conferencing software which
> immediately stops all output, but other symptoms are discussed here:
> 
> https://forums.debian.net/viewtopic.php?t=153585
> 
> https://forums.debian.net/viewtopic.php?p=764594
> 
> PulseAudio claims that the output is still running, i.e. pavucontrol
> and KDE audio settings still show a moving bar for the output.
> 
> The only workaround for now is to use the older kernel from
> linux-image-5.10.0-19-amd64.

To pin point the possibly breaking change in the kernel, would you be
able to build kernels, first both upstream kernels mathcing the
5.10.149 (for the 19 ABI one), and 5.10.158 and then bisect betweeen
the two?

https://wiki.debian.org/DebianKernel/GitBisect

Regards,
Salvatore

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Bug#1027483: linux-image-5.10.0-20-amd64: sound with firmware-sof-intel on Intel Lake stops working with newer kernel Malvin Gattinger <malvin@w4eg.eu> - 2023-01-01 14:50 +0100
  Bug#1027483: linux-image-5.10.0-20-amd64: sound with firmware-sof-intel on Intel Lake stops working with newer kernel Salvatore Bonaccorso <carnil@debian.org> - 2023-01-01 16:40 +0100
    Bug#1027483: linux-image-5.10.0-20-amd64: sound with firmware-sof-intel on Intel Lake stops working with newer kernel Salvatore Bonaccorso <carnil@debian.org> - 2023-01-01 16:50 +0100
      Bug#1027483: linux-image-5.10.0-20-amd64: sound with firmware-sof-intel on Intel Lake stops working with newer kernel Malvin Gattinger <malvin@w4eg.eu> - 2023-01-01 19:40 +0100
        Bug#1027483: linux-image-5.10.0-20-amd64: sound with firmware-sof-intel on Intel Lake stops working with newer kernel Salvatore Bonaccorso <carnil@debian.org> - 2023-01-02 11:40 +0100
  Bug#1027483: linux-image-5.10.0-20-amd64: sound with firmware-sof-intel on Intel Lake stops working with newer kernel PÁLFFY Dániel <dpalffy@gmail.com> - 2023-01-01 21:50 +0100
    Bug#1027483: linux-image-5.10.0-20-amd64: sound with firmware-sof-intel on Intel Lake stops working with newer kernel PÁLFFY Dániel <dpalffy@gmail.com> - 2023-01-01 23:30 +0100
  Bug#1027483: thank you! Tomas Pospisek <tpo@sourcepole.ch> - 2023-01-25 11:20 +0100
    Bug#1027483: thank you! Tomas Pospisek <tpo_deb@sourcepole.ch> - 2023-01-25 11:20 +0100
      Bug#1027483: thank you! Salvatore Bonaccorso <carnil@debian.org> - 2023-01-25 12:20 +0100

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