[22741.434197] printk: 2 messages suppressed.
[22741.434203] rtc: lost 27 interrupts
[22743.492180] usb 1-2: new full speed USB device using uhci_hcd and address 83
[22743.612077] usb 1-2: device descriptor read/64, error -71
[22743.835879] usb 1-2: device descriptor read/64, error -71
[22744.051694] usb 1-2: new full speed USB device using uhci_hcd and address 84
[22744.171586] usb 1-2: device descriptor read/64, error -71
[22744.395393] usb 1-2: device descriptor read/64, error -71
[22744.611203] usb 1-2: new full speed USB device using uhci_hcd and address 85
[22745.018844] usb 1-2: device not accepting address 85, error -71
[22745.130753] usb 1-2: new full speed USB device using uhci_hcd and address 86
[22745.538386] usb 1-2: device not accepting address 86, error -71
[22747.576491] rtc: lost 25 interrupts
[22751.821046] printk: 1 messages suppressed.
[22751.821052] rtc: lost 27 interrupts
[22756.078610] printk: 1 messages suppressed.
[22756.078616] rtc: lost 27 interrupts