There's nothing in glibc that runs reportbug automatically, this looks to be something aptitude is attempting to do on your behalf.
** Package changed: eglibc (Ubuntu) => aptitude (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/956107 Title: libc6-dbg relies on reportbug, does not depend on it To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/aptitude/+bug/956107/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs