I just experienced the same problem after upgrading to Lucid, but with a Kensington mouse. The mouse stopped working until I killed rhythmbox.
[ 213.820038] usb 4-2: new low speed USB device using uhci_hcd and address 26
[ 214.002066] usb 4-2: configuration #1 chosen from 1 choice
[ 214.018342] input: Kensington USB/PS2 Wheel Mouse as /devices/pci0000:00/0000:00:1a.1/usb4/4-2/4-2:1.0/input/input31
[ 214.018438] generic-usb 0003:047D:1029.001B: input,hidraw2: USB HID v1.10 Mouse [Kensington USB/PS2 Wheel Mouse] on usb-0000:00:1a.1-2/input0
[ 214.042558] usb 4-2: USB disconnect, address 26
[ 214.122753] usb 4-2: usbfs: USBDEVFS_CONTROL failed cmd rhythmbox rqt 128 rq 6 len 1024 ret -108
I just experienced the same problem after upgrading to Lucid, but with a Kensington mouse. The mouse stopped working until I killed rhythmbox.
[ 213.820038] usb 4-2: new low speed USB device using uhci_hcd and address 26 pci0000: 00/0000: 00:1a.1/ usb4/4- 2/4-2:1. 0/input/ input31 1029.001B: input,hidraw2: USB HID v1.10 Mouse [Kensington USB/PS2 Wheel Mouse] on usb-0000: 00:1a.1- 2/input0
[ 214.002066] usb 4-2: configuration #1 chosen from 1 choice
[ 214.018342] input: Kensington USB/PS2 Wheel Mouse as /devices/
[ 214.018438] generic-usb 0003:047D:
[ 214.042558] usb 4-2: USB disconnect, address 26
[ 214.122753] usb 4-2: usbfs: USBDEVFS_CONTROL failed cmd rhythmbox rqt 128 rq 6 len 1024 ret -108