It seems to be fixed with lirc-modules-source_0.8.3-5+svnr379.1_all.deb lirc_dev & lirc_serial load fine now: [ 28.803739] lirc_dev: IR Remote Control driver registered, major 61 [ 29.356037] lirc_serial: auto-detected active low receiver [ 29.356112] lirc_dev: lirc_register_plugin: sample_rate: 0