May 28 08:35:41 blackwold kernel: [321679.228639] ppdev0: registered pardevice
May 28 08:35:41 blackwold kernel: [321679.229175] ppdev0: unregistered pardevice
May 28 08:35:42 blackwold kernel: [321680.148394] ppdev0: registered pardevice
May 28 08:35:42 blackwold kernel: [321680.220265] ppdev0: unregistered pardevice