[30961.834549] usb 3-1.1: new high-speed USB device number 18 using ehci-pci
[30961.973244] usbserial_generic 3-1.1:1.0: The "generic" usb-serial driver is only for testing and one-off prototypes.
[30961.973248] usbserial_generic 3-1.1:1.0: Tell linux-usb@vger.kernel.org to add your device to a proper driver.
[30961.973250] usbserial_generic 3-1.1:1.0: generic converter detected
[30961.973320] usb 3-1.1: generic converter now attached to ttyUSB0
[30961.973391] usbserial_generic 3-1.1:1.1: Generic device with no bulk out, not allowed.
[30961.973398] usbserial_generic: probe of 3-1.1:1.1 failed with error -5
[30961.973419] usbserial_generic 3-1.1:1.2: Generic device with no bulk out, not allowed.
[30961.973422] usbserial_generic: probe of 3-1.1:1.2 failed with error -5
[30961.973441] usbserial_generic 3-1.1:1.3: Generic device with no bulk out, not allowed.
[30961.973444] usbserial_generic: probe of 3-1.1:1.3 failed with error -5
[30961.973467] usbserial_generic 3-1.1:1.4: Generic device with no bulk out, not allowed.
[30961.973470] usbserial_generic: probe of 3-1.1:1.4 failed with error -5
[30961.973499] usbserial_generic 3-1.1:1.5: The "generic" usb-serial driver is only for testing and one-off prototypes.
[30961.973501] usbserial_generic 3-1.1:1.5: Tell linux-usb@vger.kernel.org to add your device to a proper driver.
[30961.973503] usbserial_generic 3-1.1:1.5: generic converter detected
[30961.973541] usb 3-1.1: generic converter now attached to ttyUSB1
[30961.973582] usbserial_generic 3-1.1:1.6: Generic device with no bulk out, not allowed.
[30961.973585] usbserial_generic: probe of 3-1.1:1.6 failed with error -5
[30961.973605] usbserial_generic 3-1.1:1.7: Generic device with no bulk out, not allowed.
[30961.973608] usbserial_generic: probe of 3-1.1:1.7 failed with error -5
[30961.973626] usbserial_generic 3-1.1:1.8: Generic device with no bulk out, not allowed.
[30961.973629] usbserial_generic: probe of 3-1.1:1.8 failed with error -5
[30961.973648] usbserial_generic 3-1.1:1.9: Generic device with no bulk out, not allowed.
[30961.973650] usbserial_generic: probe of 3-1.1:1.9 failed with error -5
[30961.973671] usbserial_generic 3-1.1:1.10: Generic device with no bulk out, not allowed.
[30961.973674] usbserial_generic: probe of 3-1.1:1.10 failed with error -5
[30961.973694] usbserial_generic 3-1.1:1.11: Generic device with no bulk out, not allowed.
[30961.973697] usbserial_generic: probe of 3-1.1:1.11 failed with error -5
[30961.973716] usbserial_generic 3-1.1:1.12: Generic device with no bulk out, not allowed.
[30961.973719] usbserial_generic: probe of 3-1.1:1.12 failed with error -5
[30961.973747] usbserial_generic 3-1.1:1.13: The "generic" usb-serial driver is only for testing and one-off prototypes.
[30961.973749] usbserial_generic 3-1.1:1.13: Tell linux-usb@vger.kernel.org to add your device to a proper driver.
[30961.973751] usbserial_generic 3-1.1:1.13: generic converter detected
[30961.973788] usb 3-1.1: generic converter now attached to ttyUSB2
[30961.973828] usbserial_generic 3-1.1:1.14: Generic device with no bulk out, not allowed.
[30961.973831] usbserial_generic: probe of 3-1.1:1.14 failed with error -5
[30961.973850] usbserial_generic 3-1.1:1.15: Generic device with no bulk out, not allowed.
[30961.973853] usbserial_generic: probe of 3-1.1:1.15 failed with error -5