/usr/share/doc/libedac1-dbg/AUTHORS is in libedac1-dbg 0.18-1build1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libedac1-dbg/../libedac1/AUTHORS
/usr/share/doc/libedac1-dbg/../libedac1/AUTHORS