Hello Paxton,
Paxton Evans <pax...@riseup.net> writes: > On 2021-12-08 23:05, Leo Famulari wrote: >> On Wed, Dec 08, 2021 at 11:34:24PM -0300, Thiago Jung Bauermann wrote: >>> Em quarta-feira, 8 de dezembro de 2021, às 01:55:13 -03, Paxton Evans >>> escreveu: >>> > Rolling back to linux-libre 5.14.21 (guix >>> > ea7233befb9570cce47e5ca71725b285a580cd22) totally fixes this issue. >>> > >>> > Troubleshooting sound issues on GNU/Linux is such a nightmare that I'm >>> > hoping this list can help me, as I don't really know much about how >>> > sound on our favorite OS really works, and don't have enough information >>> > to file a bug. Can anyone give me pointers on where to start looking? >>> > dmesg on 5.15.6 didn't seem to report anything strange. >> >> Thanks for your report. Everything Thiago said is important, and it >> would also help if you told us what you had tried to do. That is, what >> are you using to make sound? >> >> My basic sound test is to use mpg123 to play an MP3 file. You can use >> the --output option to choose which output to play through, to be sure. >> And you can use --list-modules to see what's available. >> >> On Guix System, we aim to make applications use Pulseaudio by default, >> so you can use `mpg123 --output pulse file.mp3` to test that. You can >> also use `mpg123 --output alsa file.mp3` if you'd rather test ALSA. >> >> Unfortunately I currently cannot test sound on Guix System with >> linux-libre. However, it does work for me on a computer using Guix >> System with a custom kernel. > > In case anyone finds this later, I wanted to update and say that this > was indeed a kernel bug, and fixed in Linux commit > 7f6e3cbbd60044102373f5a7f86d5f4e89a99747 (included in 5.15.17 in both > vanilla and linux-libre). Thank you for the update! It’s always nice to avoid https://xkcd.com/979/ -- Thanks Thiago