gdb has a SO_NAME_MAX_PATH_SIZE of 512, so we use that as the path
size.
Fixes: #6494
Signed-off-by: Rafael Ávila de Espíndola <espindola@scylladb.com>
Message-Id: <20200528202741.398695-2-espindola@scylladb.com>
(cherry picked from commit aa778ec152)