/usr/lib/libglobus_gsi_callback.so is in libglobus-gsi-callback-dev 4.1-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/libglobus_gsi_callback.so.0.4.1
/usr/lib/libglobus_gsi_callback.so.0.4.1