Package: libc6 Severity: Important Version: 2.3.2.ds1-21 Tags: sid Arch: amd64 I'm building and using mythtv at pure64 environment, but locking server many times. After using mythfrontend (client) , gnome-terminal or some programs locks up,too. So, I search from web , these problem is cause from issue of pthread_rwlock_init(). See, http://www.krose.org/~krose/freesoftware.html and his patch for mythtv. Regards, Ohta.