New Alsa (1.2.5) breaks media in browsers (chrome & falkon). Maybe alsa-plugins and ffmpeg?
Alsa update to 1.2.5
Known upstream for some devices, new release should come out shortly.
https://github.com/alsa-project/alsa-lib/issues/142
And 2 alsa packages are not updated yet due to wrong tars:
https://github.com/alsa-project/alsa-ucm-conf/issues/95