SOLVED: i had an old .mozilla/plugins/libflashplayer.so laying around (copies in multiple user accounts which made this harder to notice). i deleted this, and now audio appears to work correctly
** Changed in: firefox Status: New => Fix Released ** Changed in: flashplugin-nonfree (Ubuntu) Status: New => Fix Released -- no audio - alsa plugin for pulse restarts constantly https://bugs.launchpad.net/bugs/662422 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs