This symptom is caused by a (mis-)merge from Debian. Ubuntu is supposed to ship /sbin/alsactl, but it was somehow moved/reverted in the jaunty merge cycle to /usr/sbin/alsactl.
This symptom is caused by a (mis-)merge from Debian. Ubuntu is supposed to ship /sbin/alsactl, but it was somehow moved/reverted in the jaunty merge cycle to /usr/sbin/alsactl.