Just figured out it was being eaten by AppArmor. For anyone else, you need to add: #include <abstractions/authentication> to /etc/apparmor.d/local/usr.sbin.squid and reload apparmor
** Changed in: squid (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1608984 Title: PAM auth no longer works after upgrade to 16.04.1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/squid/+bug/1608984/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs