I can reproduce this on a Debian Jessie system. Bypassing pulseaudio makes playback work normally:
pasuspender -- timidity up_on_the_housetop.mid -o hw:0
I can reproduce this on a Debian Jessie system. Bypassing pulseaudio makes playback work normally:
pasuspender -- timidity up_on_the_ housetop. mid -o hw:0