Feb 4 21:27:31 (none) user.err kernel: hub 1-5:1.0: unable to enumerate USB device on port 4 Feb 4 21:28:35 (none) user.err kernel: hub 1-5:1.0: unable to enumerate USB device on port 4 Feb 4 21:29:22 (none) user.info kernel: usb 1-5.4: new low speed USB device using ehci_hcd and address 15 Feb 4 21:29:22 (none) user.err kernel: usb 1-5.4: device descriptor read/64, error -32 Feb 4 21:29:22 (none) user.err kernel: usb 1-5.4: device descriptor read/64, error -32 Feb 4 21:29:22 (none) user.info kernel: usb 1-5.4: new low speed USB device using ehci_hcd and address 16 Feb 4 21:29:22 (none) user.err kernel: usb 1-5.4: device descriptor read/64, error -32 Feb 4 21:29:22 (none) user.err kernel: usb 1-5.4: device descriptor read/64, error -32 Feb 4 21:29:22 (none) user.info kernel: usb 1-5.4: new low speed USB device using ehci_hcd and address 17 Feb 4 21:29:23 (none) user.err kernel: usb 1-5.4: device not accepting address 17, error -32 Feb 4 21:29:23 (none) user.info kernel: usb 1-5.4: new low speed USB device using ehci_hcd and address 18 Feb 4 21:29:23 (none) user.err kernel: usb 1-5.4: device not accepting address 18, error -32 Feb 4 21:29:23 (none) user.err kernel: hub 1-5:1.0: unable to enumerate USB device on port 4 Feb 4 21:29:44 (none) user.info kernel: usb 1-5.4: new low speed USB device using ehci_hcd and address 19 Feb 4 21:29:44 (none) user.err kernel: usb 1-5.4: device descriptor read/64, error -32 Feb 4 21:29:45 (none) user.err kernel: usb 1-5.4: device descriptor read/64, error -32 Feb 4 21:29:45 (none) user.err kernel: hub 1-5:1.0: unable to enumerate USB device on port 4