Syslog snippet:
Mar 22 11:45:25 nix mtp-probe: checking bus 1, device 4:
"/sys/devices/pci:00/:00:14.0/usb1/1-3"
Mar 22 11:45:25 nix mtp-probe: bus: 1, device: 4 was not an MTP device
Mar 22 11:45:25 nix kernel: [ 3396.480417] usb 1-3: USB disconnect, device
number 4
Mar 22 11:45:26 nix kernel: [ 3396.751920] usb 1-3: new full-speed USB device
number 5 using xhci_hcd
Mar 22 11:45:26 nix kernel: [ 3396.881704] usb 1-3: New USB device found,
idVendor=1db2, idProduct=0601
Mar 22 11:45:26 nix kernel: [ 3396.881712] usb 1-3: New USB device strings:
Mfr=1, Product=2, SerialNumber=3
Mar 22 11:45:26 nix kernel: [ 3396.881715] usb 1-3: Product: DE-ABCM6
Mar 22 11:45:26 nix kernel: [ 3396.881718] usb 1-3: Manufacturer: DUALi
Mar 22 11:45:26 nix kernel: [ 3396.881721] usb 1-3: SerialNumber: AA5377D80558
Mar 22 11:45:26 nix kernel: [ 3396.882019] usb 1-3: ep 0x81 - rounding interval
to 64 microframes, ep desc says 80 microframes
Mar 22 11:45:26 nix mtp-probe: checking bus 1, device 5:
"/sys/devices/pci:00/:00:14.0/usb1/1-3"
Mar 22 11:45:26 nix mtp-probe: bus: 1, device: 5 was not an MTP device
Mar 22 11:45:26 nix kernel: [ 3396.900459] usb 1-3: USB disconnect, device
number 5
Mar 22 11:45:26 nix kernel: [ 3397.172507] usb 1-3: new full-speed USB device
number 6 using xhci_hcd
Mar 22 11:45:26 nix kernel: [ 3397.302072] usb 1-3: New USB device found,
idVendor=1db2, idProduct=0601
Mar 22 11:45:26 nix kernel: [ 3397.302090] usb 1-3: New USB device strings:
Mfr=1, Product=2, SerialNumber=3
Mar 22 11:45:26 nix kernel: [ 3397.302094] usb 1-3: Product: DE-ABCM6
Mar 22 11:45:26 nix kernel: [ 3397.302096] usb 1-3: Manufacturer: DUALi
Mar 22 11:45:26 nix kernel: [ 3397.302099] usb 1-3: SerialNumber: AA5377D80558
Mar 22 11:45:26 nix kernel: [ 3397.302406] usb 1-3: ep 0x81 - rounding interval
to 64 microframes, ep desc says 80 microframes
Mar 22 11:45:26 nix mtp-probe: checking bus 1, device 6:
"/sys/devices/pci:00/:00:14.0/usb1/1-3"
Mar 22 11:45:26 nix mtp-probe: bus: 1, device: 6 was not an MTP device
Mar 22 11:45:26 nix kernel: [ 3397.320011] usb 1-3: USB disconnect, device
number 6
Mar 22 11:45:27 nix kernel: [ 3397.621061] usb 1-3: new full-speed USB device
number 7 using xhci_hcd
Mar 22 11:45:27 nix kernel: [ 3397.754735] usb 1-3: New USB device found,
idVendor=1db2, idProduct=0601
Mar 22 11:45:27 nix kernel: [ 3397.754742] usb 1-3: New USB device strings:
Mfr=1, Product=2, SerialNumber=3
Mar 22 11:45:27 nix kernel: [ 3397.754746] usb 1-3: Product: DE-ABCM6
Mar 22 11:45:27 nix kernel: [ 3397.754749] usb 1-3: Manufacturer: DUALi
Mar 22 11:45:27 nix kernel: [ 3397.754751] usb 1-3: SerialNumber: AA5377D80558
Mar 22 11:45:27 nix kernel: [ 3397.755028] usb 1-3: ep 0x81 - rounding interval
to 64 microframes, ep desc says 80 microframes
Mar 22 11:45:27 nix mtp-probe: checking bus 1, device 7:
"/sys/devices/pci:00/:00:14.0/usb1/1-3"
Mar 22 11:45:27 nix mtp-probe: bus: 1, device: 7 was not an MTP device
Mar 22 11:45:27 nix kernel: [ 3397.772480] usb 1-3: USB disconnect, device
number 7
Mar 22 11:45:27 nix kernel: [ 3398.073555] usb 1-3: new full-speed USB device
number 8 using xhci_hcd
Mar 22 11:45:27 nix kernel: [ 3398.203174] usb 1-3: New USB device found,
idVendor=1db2, idProduct=0601
Mar 22 11:45:27 nix kernel: [ 3398.203195] usb 1-3: New USB device strings:
Mfr=1, Product=2, SerialNumber=3
Mar 22 11:45:27 nix kernel: [ 3398.203198] usb 1-3: Product: DE-ABCM6
Mar 22 11:45:27 nix kernel: [ 3398.203201] usb 1-3: Manufacturer: DUALi
Mar 22 11:45:27 nix kernel: [ 3398.203203] usb 1-3: SerialNumber: AA5377D80558
Mar 22 11:45:27 nix kernel: [ 3398.203419] usb 1-3: ep 0x81 - rounding interval
to 64 microframes, ep desc says 80 microframes
Mar 22 11:45:27 nix mtp-probe: checking bus 1, device 8:
"/sys/devices/pci:00/:00:14.0/usb1/1-3"
Mar 22 11:45:27 nix mtp-probe: bus: 1, device: 8 was not an MTP device
Mar 22 11:45:27 nix kernel: [ 3398.220907] usb 1-3: USB disconnect, device
number 8
Mar 22 11:45:28 nix kernel: [ 3398.522109] usb 1-3: new full-speed USB device
number 9 using xhci_hcd
Mar 22 11:45:28 nix kernel: [ 3398.652153] usb 1-3: New USB device found,
idVendor=1db2, idProduct=0601
Mar 22 11:45:28 nix kernel: [ 3398.652171] usb 1-3: New USB device strings:
Mfr=1, Product=2, SerialNumber=3
Mar 22 11:45:28 nix kernel: [ 3398.652175] usb 1-3: Product: DE-ABCM6
Mar 22 11:45:28 nix kernel: [ 3398.652178] usb 1-3: Manufacturer: DUALi
Mar 22 11:45:28 nix kernel: [ 3398.652180] usb 1-3: SerialNumber: AA5377D80558
Mar 22 11:45:28 nix kernel: [ 3398.652479] usb 1-3: ep 0x81 - rounding interval
to 64 microframes, ep desc says 80 microframes
Mar 22 11:45:28 nix mtp-probe: checking bus 1, device 9:
"/sys/devices/pci:00/:00:14.0/usb1/1-3"
Mar 22 11:45:28 nix mtp-probe: bus: 1, device: 9 was not an MTP device
Mar 22 11:45:28 nix kernel: [ 3398.670172] usb 1-3: USB disconnect, device
number 9
Mar 22 11:45:28 nix kernel: [ 3398.942631] usb 1-3: new full-speed USB