root@TC-D-10-0648:/dev# dmesg | tail
[690052.644396] usb 1-2.2: New USB device found, idVendor=140e, idProduct=b122, bcdDevice= 1.00
[690052.644409] usb 1-2.2: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[690058.726946] usb 1-2.2: USB disconnect, device number 99
[690060.617844] usb 1-2.3: usbfs: process 675826 (fwdn) did not claim interface 0 before use
[690062.675424] usb 1-2.3: usbfs: process 675826 (fwdn) did not claim interface 0 before use
[690062.822884] usb 1-2.3: USB disconnect, device number 98
[690063.039637] usb 1-2.3: new high-speed USB device number 100 using xhci_hcd
[690063.144166] usb 1-2.3: New USB device found, idVendor=140e, idProduct=b201, bcdDevice= 1.00
[690063.144180] usb 1-2.3: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[690063.346703] usb 1-2.3: usbfs: process 675826 (fwdn) did not claim interface 0 before use
root@TC-D-10-0648:/dev# udevadm monitor
monitor will print the received events for:
UDEV - the event which udev sends out after rule processing
KERNEL - the kernel uevent

KERNEL[690910.659198] remove   /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2.3/1-2.3:1.0 (usb)
KERNEL[690910.659615] unbind   /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2.3 (usb)
KERNEL[690910.659714] remove   /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2.3 (usb)
UDEV  [690910.664140] remove   /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2.3/1-2.3:1.0 (usb)
UDEV  [690910.666200] unbind   /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2.3 (usb)
UDEV  [690910.666750] remove   /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2.3 (usb)
KERNEL[690914.893274] add      /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2.3 (usb)
KERNEL[690914.894737] add      /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2.3/1-2.3:1.0 (usb)
KERNEL[690914.894838] bind     /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2.3 (usb)
UDEV  [690914.900195] add      /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2.3 (usb)
UDEV  [690914.902109] add      /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2.3/1-2.3:1.0 (usb)
UDEV  [690914.904485] bind     /devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2.3 (usb)