dmesg | grep USB
[    0.366816] ACPI: bus type USB registered
[    1.275094] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[    1.275111] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    1.275123] uhci_hcd: USB Universal Host Controller Interface driver
[    1.275300] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1
[    1.276540] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[    1.276541] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    1.276670] hub 1-0:1.0: USB hub found
[    1.286360] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2
[    1.286386] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003
[    1.286387] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    1.286500] hub 2-0:1.0: USB hub found
[    1.649632] usb 1-1: new full-speed USB device number 2 using xhci_hcd
[    1.820752] usb 1-1: New USB device found, idVendor=046d, idProduct=c246
[    1.820753] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[    1.977610] usb 1-4: new high-speed USB device number 3 using xhci_hcd
[    2.209530] usb 1-4: New USB device found, idVendor=04f2, idProduct=b50e
[    2.209531] usb 1-4: New USB device strings: Mfr=3, Product=1, SerialNumber=2
[    2.370741] usb 1-5: new high-speed USB device number 4 using xhci_hcd
[    2.539170] usb 1-5: New USB device found, idVendor=0bda, idProduct=0129
[    2.539171] usb 1-5: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[    2.539171] usb 1-5: Product: USB2.0-CRW
[    2.695742] usb 1-7: new full-speed USB device number 5 using xhci_hcd
[    2.864839] usb 1-7: New USB device found, idVendor=8087, idProduct=0a2a
[    2.864840] usb 1-7: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[    2.870595] usbhid: USB HID core driver
[    2.871985] hid-generic 0003:046D:C246.0001: input,hidraw0: USB HID v1.10 Mouse [Logitech Gaming Mouse G300] on usb-0000:00:14.0-1/input0
[    2.926058] hid-generic 0003:046D:C246.0002: input,hiddev0,hidraw1: USB HID v1.10 Keyboard [Logitech Gaming Mouse G300] on usb-0000:00:14.0-1/input1
[    8.195970] USB Video Class driver (1.1.1)