tuxedo-1

[150519.382070] usb 4-4.2: Port disable: can't disable remote wake
[150519.489543] usb 4-4-port2: cannot disable (err = -71)
[150519.493428] usb 4-4.2: USB disconnect, device number 9
[150519.493431] usb 4-4.2.4: USB disconnect, device number 10
[150524.479080] usb 3-3: USB disconnect, device number 3
[150524.479086] usb 3-3.2: USB disconnect, device number 10
[150524.479087] usb 3-3.2.2: USB disconnect, device number 11
[150525.844143] xhci_hcd 0000:00:14.0: xHCI host not responding to stop endpoint command
[150525.844163] xhci_hcd 0000:00:14.0: xHCI host controller not responding, assume dead
[150525.844194] xhci_hcd 0000:00:14.0: HC died; cleaning up
[150525.844278] usb 4-2: USB disconnect, device number 6
[150525.844426] usb 4-4-port2: couldn't allocate usb_device
[150525.844429] usb 4-4.1: USB disconnect, device number 8
[150525.844548] usb 4-4: USB disconnect, device number 2
[150525.883638] usb 3-3.2.3: USB disconnect, device number 12
[150525.938481] usb 3-3.2.4: USB disconnect, device number 13
[150525.938486] usb 3-3.2.4.5: USB disconnect, device number 15
[150525.939110] usb 3-3.2.5: USB disconnect, device number 14
[150525.939470] usb 3-1: USB disconnect, device number 16
[150525.939473] usb 3-1.1: USB disconnect, device number 17
[150526.054399] usb 3-1.2: USB disconnect, device number 18
[150526.054748] usb 3-4: USB disconnect, device number 9
[150526.078249] sd 1:0:0:0: [sdb] Synchronizing SCSI cache
[150526.199252] sd 1:0:0:0: [sdb] Synchronize Cache(10) failed: Result: hostbyte=DID_ERROR driverbyte=DRIVER_OK
[150526.205870] usb 3-6: USB disconnect, device number 4
[150526.247559] usb 3-10: USB disconnect, device number 6