Bus 007 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 006 Device 001: ID id6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 002: ID 413c:2005 Dell Computer Corp. RT7D50 Keyboard
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 002: ID 8564:4000
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

xhci_hcd 0000:00:12.0: new USB bus registered, assigned bus number 7
usb usb7: No SuperSpeed endpoint companion for config 1 interface 0 altsetting 0 ep 129: using minimum values
hub 7-0:1.0:USB hub found