On Jan 29 2017 06:12, Tanu Kaskinen wrote: > On Sat, 2017-01-28 at 12:47 -0800, Klaus Badelt wrote: >> Thank you! What's the behavior now with your fix? Can I find the code >> somewhere? > > I sent the patch to the mailing list, the subject is > [PATCH] alsa-util: don't crash on devices with more than 32 channels > > The expected behaviour with the patch is that you get an error message > in the log and the sound card doesn't get used. Precisely, no sinks/sources are added for PCM substreams over 32 channels. If one of capture/playback has PCM substreams less 32 channels, corresponding sinks/sources are added, thus pulseaudio process recognizes a sound card. Regards Takashi Sakamoto