[   10.121723] CPU0 attaching NULL sched-domain.
[   10.121733] CPU1 attaching NULL sched-domain.
[   10.144129] CPU0 attaching sched-domain:
[   10.144136]  domain 0: span 0-1 level SIBLING
[   10.144140]   groups: 0 (cpu_power = 589) 1 (cpu_power = 589)
[   10.144149]   domain 1: span 0-1 level MC
[   10.144152]    groups: 0-1 (cpu_power = 1178)
[   10.144160] CPU1 attaching sched-domain:
[   10.144163]  domain 0: span 0-1 level SIBLING
[   10.144166]   groups: 1 (cpu_power = 589) 0 (cpu_power = 589)
[   10.144173]   domain 1: span 0-1 level MC
[   10.144176]    groups: 0-1 (cpu_power = 1178)
[   11.564346] usb 4-1: new low speed USB device using uhci_hcd and address 6
[   11.688140] usb 4-1: device descriptor read/64, error -71
[   11.908067] usb 4-1: device descriptor read/64, error -71
[   12.124047] usb 4-1: new low speed USB device using uhci_hcd and address 7
[   12.244035] usb 4-1: device descriptor read/64, error -71
[   12.468071] usb 4-1: device descriptor read/64, error -71
[   12.684050] usb 4-1: new low speed USB device using uhci_hcd and address 8
[   13.092036] usb 4-1: device not accepting address 8, error -71
[   13.204031] usb 4-1: new low speed USB device using uhci_hcd and address 9
[   13.612024] usb 4-1: device not accepting address 9, error -71
[   13.612039] hub 4-0:1.0: unable to enumerate USB device on port 1
[   13.770480] CPU0 attaching NULL sched-domain.
[   13.770493] CPU1 attaching NULL sched-domain.
[   13.792209] CPU0 attaching sched-domain:
[   13.792217]  domain 0: span 0-1 level SIBLING
[   13.792222]   groups: 0 (cpu_power = 589) 1 (cpu_power = 589)
[   13.792235]   domain 1: span 0-1 level MC
[   13.792240]    groups: 0-1 (cpu_power = 1178)
[   13.792252] CPU1 attaching sched-domain:
[   13.792256]  domain 0: span 0-1 level SIBLING
[   13.792261]   groups: 1 (cpu_power = 589) 0 (cpu_power = 589)
[   13.792272]   domain 1: span 0-1 level MC
[   13.792277]    groups: 0-1 (cpu_power = 1178)
[   19.320030] eth0: no IPv6 routers present
[ 1152.148041] usb 4-1: new low speed USB device using uhci_hcd and address 10
[ 1152.268041] usb 4-1: device descriptor read/64, error -71
[ 1152.492045] usb 4-1: device descriptor read/64, error -71
[ 1152.708064] usb 4-1: new low speed USB device using uhci_hcd and address 11
[ 1152.828030] usb 4-1: device descriptor read/64, error -71
[ 1153.052042] usb 4-1: device descriptor read/64, error -71
[ 1153.268041] usb 4-1: new low speed USB device using uhci_hcd and address 12
[ 1153.676039] usb 4-1: device not accepting address 12, error -71
[ 1153.788041] usb 4-1: new low speed USB device using uhci_hcd and address 13
[ 1154.196039] usb 4-1: device not accepting address 13, error -71
[ 1154.196067] hub 4-0:1.0: unable to enumerate USB device on port 1
[ 1425.132060] usb 4-1: new low speed USB device using uhci_hcd and address 14
[ 1425.252061] usb 4-1: device descriptor read/64, error -71
[ 1425.476571] usb 4-1: device descriptor read/64, error -71
[ 1425.692548] usb 4-1: new low speed USB device using uhci_hcd and address 15
[ 1425.816068] usb 4-1: device descriptor read/64, error -71
[ 1426.044112] usb 4-1: device descriptor read/64, error -71
[ 1426.260481] usb 4-1: new low speed USB device using uhci_hcd and address 16
[ 1426.680058] usb 4-1: device not accepting address 16, error -71
[ 1426.788627] usb 4-1: new low speed USB device using uhci_hcd and address 17
[ 1427.200045] usb 4-1: device not accepting address 17, error -71
[ 1427.200082] hub 4-0:1.0: unable to enumerate USB device on port 1