https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/sound?id=2d3391ec0ecca37efb6bc995906292f47522b471
The difference between std channel map and alt channel map You need to modify the driver by adding lines without "+" at the end of the two routines + err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK, + snd_pcm_alt_chmaps, cm->max_channels, 0, + NULL); + if (err < 0) + return err; + -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1539209 Title: pulseaudio crashed with SIGABRT in pa_alsa_path_set_volume() To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1539209/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs