When I turn on my printer, dmesg says: [4295953.738000] usb 2-2: new full speed USB device using uhci_hcd and address 4 [4295953.871000] drivers/usb/class/usblp.c: usblp0: USB Bidirectional printer dev 4 if 0 alt 0 proto 2 vid 0x0686 pid 0x300C -- USB Printing problem https://launchpad.net/malone/bugs/37554