[ 25.662755] ppdev: user-space parallel port driver
All I needed to do is:
$ grep LP /etc/default/cups
# LOAD_LP_MODULE: enable/disable to load "lp" parallel printer driver module
LOAD_LP_MODULE=no
[ 25.662755] ppdev: user-space parallel port driver
$ grep LP /etc/default/cups
# LOAD_LP_MODULE: enable/disable to load "lp" parallel printer driver module
LOAD_LP_MODULE=no