libnss-mysql is installed to /usr/lib, while glibc only looks in /lib for the file /lib/libnss_mysql.so.2 Reproducible: Always Steps to Reproduce: 1. Emerge libnss-mysql 2. Edit /etc/nsswitch.conf and change the "passwd compat" line by "passwd files mysql" Actual Results: All login related programs like sudo and ssh stop working.
Bumped to cvs snapshot from upstream and fixed this.