ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
ehci_hcd 0000:00:1d.7: new USB bus registered, assigned bus number 1
ehci_hcd 0000:00:1d.7: USB 2.0 started, EHCI 1.00
hub 1-0:1.0: USB hub found
ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
uhci_hcd: USB Universal Host Controller Interface driver
uhci_hcd 0000:00:1d.0: new USB bus registered, assigned bus number 2
hub 2-0:1.0: USB hub found
uhci_hcd 0000:00:1d.1: new USB bus registered, assigned bus number 3
hub 3-0:1.0: USB hub found
uhci_hcd 0000:00:1d.2: new USB bus registered, assigned bus number 4
hub 4-0:1.0: USB hub found
uhci_hcd 0000:00:1d.3: new USB bus registered, assigned bus number 5
hub 5-0:1.0: USB hub found
cdc_acm: v0.26:USB Abstract Control Model driver for USB modems and ISDN adapters
Initializing USB Mass Storage driver...
USB Mass Storage support registered.
usbhid: v2.6:USB HID core driver
usb 1-4: new high speed USB device using ehci_hcd and address 2
hub 1-4:1.0: USB hub found
usb 1-4.1: new high speed USB device using ehci_hcd and address 3
usb 1-4.2: new high speed USB device using ehci_hcd and address 4
scsi4 : SCSI emulation for USB Mass Storage devices
usb 1-4.4: new low speed USB device using ehci_hcd and address 5
input: Logitech USB Receiver as /devices/pci0000:00/0000:00:1d.7/usb1/1-4/1-4.4/1-4.4:1.0/input/input4
logitech 0003:046D:C517.0001: input,hidraw0: USB HID v1.10 Keyboard [Logitech USB Receiver] on usb-0000:00:1d.7-4.4/input0
input: Logitech USB Receiver as /devices/pci0000:00/0000:00:1d.7/usb1/1-4/1-4.4/1-4.4:1.1/input/input5
logitech 0003:046D:C517.0002: input,hiddev96,hidraw1: USB HID v1.10 Mouse [Logitech USB Receiver] on usb-0000:00:1d.7-4.4/input1
usb 1-7: new high speed USB device using ehci_hcd and address 6
scsi5 : SCSI emulation for USB Mass Storage devices
sd 5:0:0:0: [sdd] Spinning up disk...<6>usb 1-7: USB disconnect, address 6
usb 1-7: new high speed USB device using ehci_hcd and address 7
hub 1-0:1.0: unable to enumerate USB device on port 7
usb 1-7: new high speed USB device using ehci_hcd and address 8
scsi6 : SCSI emulation for USB Mass Storage devices
usb 1-8: new high speed USB device using ehci_hcd and address 9
scsi7 : SCSI emulation for USB Mass Storage devices
usb 1-8: USB disconnect, address 9
usb 1-8: new high speed USB device using ehci_hcd and address 10
scsi8 : SCSI emulation for USB Mass Storage devices