======================
 USB 3.0 接続時 syslog 
======================

May  3 15:04:43 S5350Ubuntu1604 kernel: [ 8828.182024] usb 4-2: Device not responding to setup address.
May  3 15:04:43 S5350Ubuntu1604 kernel: [ 8828.385845] usb 4-2: Device not responding to setup address.
May  3 15:04:43 S5350Ubuntu1604 kernel: [ 8828.589390] usb 4-2: device not accepting address 23, error -71
May  3 15:04:43 S5350Ubuntu1604 kernel: [ 8828.589407] xhci_hcd 0000:02:00.0: Cannot set link state.
May  3 15:04:43 S5350Ubuntu1604 kernel: [ 8828.589422] usb usb4-port2: cannot disable (err = -32)
May  3 15:04:43 S5350Ubuntu1604 kernel: [ 8828.813890] usb 4-2: Device not responding to setup address.
May  3 15:04:43 S5350Ubuntu1604 kernel: [ 8829.017809] usb 4-2: Device not responding to setup address.
May  3 15:04:44 S5350Ubuntu1604 kernel: [ 8829.221382] usb 4-2: device not accepting address 24, error -71
May  3 15:04:44 S5350Ubuntu1604 kernel: [ 8829.221401] xhci_hcd 0000:02:00.0: Cannot set link state.
May  3 15:04:44 S5350Ubuntu1604 kernel: [ 8829.221419] usb usb4-port2: cannot disable (err = -32)
May  3 15:04:44 S5350Ubuntu1604 kernel: [ 8829.333376] usb 3-2: new high-speed USB device number 29 using xhci_hcd
May  3 15:04:44 S5350Ubuntu1604 kernel: [ 8829.445638] usb 3-2: device descriptor read/64, error -71
May  3 15:04:44 S5350Ubuntu1604 kernel: [ 8829.661637] usb 3-2: device descriptor read/64, error -71
May  3 15:04:44 S5350Ubuntu1604 kernel: [ 8829.933849] usb 4-2: Device not responding to setup address.
May  3 15:04:45 S5350Ubuntu1604 kernel: [ 8830.137816] usb 4-2: Device not responding to setup address.
May  3 15:04:45 S5350Ubuntu1604 kernel: [ 8830.341343] usb 4-2: device not accepting address 25, error -71
May  3 15:04:45 S5350Ubuntu1604 kernel: [ 8830.341359] xhci_hcd 0000:02:00.0: Cannot set link state.
May  3 15:04:45 S5350Ubuntu1604 kernel: [ 8830.341376] usb usb4-port2: cannot disable (err = -32)
May  3 15:04:45 S5350Ubuntu1604 kernel: [ 8830.566000] usb 4-2: new SuperSpeed USB device number 26 using xhci_hcd
May  3 15:04:45 S5350Ubuntu1604 kernel: [ 8830.585318] usb 4-2: New USB device found, idVendor=13fd, idProduct=3920
May  3 15:04:45 S5350Ubuntu1604 kernel: [ 8830.585326] usb 4-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
May  3 15:04:45 S5350Ubuntu1604 kernel: [ 8830.585331] usb 4-2: Product: External
May  3 15:04:45 S5350Ubuntu1604 kernel: [ 8830.585335] usb 4-2: Manufacturer: Generic 
May  3 15:04:45 S5350Ubuntu1604 kernel: [ 8830.585338] usb 4-2: SerialNumber: 4A413130303031464A413355
May  3 15:04:45 S5350Ubuntu1604 kernel: [ 8830.587355] usb-storage 4-2:1.0: USB Mass Storage device detected
May  3 15:04:45 S5350Ubuntu1604 kernel: [ 8830.587544] scsi host27: usb-storage 4-2:1.0
May  3 15:04:45 S5350Ubuntu1604 mtp-probe: checking bus 4, device 26: "/sys/devices/pci0000:00/0000:00:1c.1/0000:02:00.0/usb4/4-2"
May  3 15:04:45 S5350Ubuntu1604 mtp-probe: bus: 4, device: 26 was not an MTP device
May  3 15:04:45 S5350Ubuntu1604 kernel: [ 8830.789346] usb 4-2: USB disconnect, device number 26
May  3 15:04:51 S5350Ubuntu1604 kernel: [ 8836.265810] usb 4-2: new SuperSpeed USB device number 27 using xhci_hcd
May  3 15:04:51 S5350Ubuntu1604 kernel: [ 8836.285054] usb 4-2: New USB device found, idVendor=13fd, idProduct=3920
May  3 15:04:51 S5350Ubuntu1604 kernel: [ 8836.285070] usb 4-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
May  3 15:04:51 S5350Ubuntu1604 kernel: [ 8836.285074] usb 4-2: Product: External
May  3 15:04:51 S5350Ubuntu1604 kernel: [ 8836.285077] usb 4-2: Manufacturer: Generic 
May  3 15:04:51 S5350Ubuntu1604 kernel: [ 8836.285081] usb 4-2: SerialNumber: 4A413130303031464A413355
May  3 15:04:51 S5350Ubuntu1604 kernel: [ 8836.287434] usb-storage 4-2:1.0: USB Mass Storage device detected
May  3 15:04:51 S5350Ubuntu1604 kernel: [ 8836.287608] scsi host28: usb-storage 4-2:1.0
May  3 15:04:51 S5350Ubuntu1604 mtp-probe: checking bus 4, device 27: "/sys/devices/pci0000:00/0000:00:1c.1/0000:02:00.0/usb4/4-2"
May  3 15:04:51 S5350Ubuntu1604 mtp-probe: bus: 4, device: 27 was not an MTP device
May  3 15:04:51 S5350Ubuntu1604 kernel: [ 8836.549142] usb 4-2: USB disconnect, device number 27