tail -f /var/log/kern.log
Oct 23 09:43:08 linux kernel: [87248.102261] usb 1-7: SerialNumber: 4200a329a844b300
Oct 23 09:43:08 linux kernel: [87248.272667] usb 1-7: usbfs: process 10441 (pool) did not claim interface 0 before use
Oct 23 09:43:09 linux kernel: [87248.400983] usb 1-7: reset high-speed USB device number 6 using xhci_hcd
Oct 23 09:43:09 linux kernel: [87248.555673] usb 1-7: usbfs: process 10441 (pool) did not claim interface 0 before use
Oct 23 09:43:09 linux kernel: [87248.556037] cdc_acm 1-7:1.1: ttyACM0: USB ACM device
Oct 23 09:43:09 linux kernel: [87248.556537] usbcore: registered new interface driver cdc_acm
Oct 23 09:43:09 linux kernel: [87248.556540] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters
Oct 23 09:43:09 linux kernel: [87248.689153] usb 1-7: reset high-speed USB device number 6 using xhci_hcd
Oct 23 09:43:09 linux kernel: [87248.842919] cdc_acm 1-7:1.1: ttyACM0: USB ACM device
Oct 23 09:43:09 linux kernel: [87248.844717] usb 1-7: usbfs: process 10441 (pool) did not claim interface 0 before use