Moui, je trouve un truc qui parle d'arduino à la fin :
[ 25.812802] wlp4s0: associated
[ 25.828820] IPv6: ADDRCONF(NETDEV_CHANGE): wlp4s0: link becomes ready
[ 27.503468] usb 3-5: USB disconnect, device number 3
[ 35.216196] rfkill: input handler disabled
[ 175.835041] usb 3-6: new full-speed USB device number 4 using xhci_hcd
[ 175.985464] usb 3-6: New USB device found, idVendor=2341, idProduct=0043, bcdDevice= 0.01
[ 175.985470] usb 3-6: New USB device strings: Mfr=1, Product=2, SerialNumber=220
[ 175.985475] usb 3-6: Manufacturer: Arduino (www.arduino.cc)
[ 175.985478] usb 3-6: SerialNumber: 85734323030351A0B0F0
[ 175.986832] cdc_acm 3-6:1.0: ttyACM0: USB ACM device
[ 688.315895] usb 3-6: USB disconnect, device number 4
[ 1408.936825] usb 3-6: new full-speed USB device number 5 using xhci_hcd
[ 1409.091336] usb 3-6: New USB device found, idVendor=2341, idProduct=0043, bcdDevice= 0.01
[ 1409.091341] usb 3-6: New USB device strings: Mfr=1, Product=2, SerialNumber=220
[ 1409.091345] usb 3-6: Manufacturer: Arduino (www.arduino.cc)
[ 1409.091348] usb 3-6: SerialNumber: 85734323030351A0B0F0
[ 1409.092753] cdc_acm 3-6:1.0: ttyACM0: USB ACM device