I'm happy to debug this using usbmon etc with a few pointers. I seem to need a dbg kernel for a start?
http://www.mjmwired.net/kernel/Documentation/usb/usbmon.txt -- HP ScanJet 5300C doesn't work https://launchpad.net/bugs/83587 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs