$ dmesg | tail
[17642.960054] usb 1-6: reset high-speed USB device number 8 using ehci_hcd
[17663.952081] usb 1-6: reset high-speed USB device number 8 using ehci_hcd
[17710.407723] usb 1-6: USB disconnect, device number 8
[17720.864057] usb 1-5: new high-speed USB device number 9 using ehci_hcd
[17721.030588] scsi11 : usb-storage 1-5:1.0
[17742.928064] usb 1-5: reset high-speed USB device number 9 using ehci_hcd
[17763.920075] usb 1-5: reset high-speed USB device number 9 using ehci_hcd
[17784.035004] usb 1-5: USB disconnect, device number 9
[17787.940082] usb 1-5: new high-speed USB device number 10 using ehci_hcd
[17788.106460] scsi12 : usb-storage 1-5:1.0