Kernel reporting "kernel: parport_pc: Unknown symbol parport_xxx (err 0)"

Issue

• Messages similar to the following are seen in /var/log/messages:

Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_ieee1284_ecp_read_data (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_ieee1284_epp_read_data (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_ieee1284_read_nibble (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_ieee1284_read_byte (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_irq_handler (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_ieee1284_epp_read_addr (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_announce_port (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_ieee1284_write_compat (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_ieee1284_epp_write_data (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_put_port (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_ieee1284_epp_write_addr (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_remove_port (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_register_port (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_ieee1284_ecp_write_addr (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_ieee1284_ecp_write_data (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_ieee1284_ecp_read_data (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_ieee1284_epp_read_data (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_ieee1284_read_nibble (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_ieee1284_read_byte (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_irq_handler (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_ieee1284_epp_read_addr (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_announce_port (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_ieee1284_write_compat (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_ieee1284_epp_write_data (err 0)
Mar 13 07:31:15 localhost kernel: parport_pc: Unknown symbol parport_put_port (err 0)