Hi, >>>> Then again, you are running a 3.13 kernel, that is a pretty old kernel. >>> >>> You want me to try it with the latest stable release? >> >> That might actually help. Try to run a 4.2 kernel. I tried the latest stable kernel 4.2, still the USB Bluetooth Dongle does not seem to work. Here is the dmesg output, [ 125.384033] usb 3-1: new full-speed USB device number 3 using uhci_hcd [ 125.624902] usb 3-1: New USB device found, idVendor=0a12, idProduct=0001 [ 125.624909] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [ 125.624914] usb 3-1: Product: Bluetooth V2.0 Dongle [ 125.624919] usb 3-1: Manufacturer: Bluetooth v2.0 [ 125.624928] device: '3-1': device_add [ 125.625001] bus: 'usb': add device 3-1 [ 125.625019] PM: Adding info for usb:3-1 [ 125.625102] bus: 'usb': driver_probe_device: matched device 3-1 with driver usb [ 125.625105] bus: 'usb': really_probe: probing driver usb with device 3-1 [ 125.625111] usb 3-1: no default pinctrl state [ 125.627928] device: '3-1:1.0': device_add [ 125.627961] bus: 'usb': add device 3-1:1.0 [ 125.627982] PM: Adding info for usb:3-1:1.0 [ 125.628054] device: 'ep_81': device_add [ 125.628079] PM: Adding info for No Bus:ep_81 [ 125.628082] device: 'ep_82': device_add [ 125.628102] PM: Adding info for No Bus:ep_82 [ 125.628108] device: 'ep_02': device_add [ 125.628132] PM: Adding info for No Bus:ep_02 [ 125.628135] device: '3-1:1.1': device_add [ 125.628147] bus: 'usb': add device 3-1:1.1 [ 125.628157] PM: Adding info for usb:3-1:1.1 [ 125.628176] device: 'ep_83': device_add [ 125.628200] PM: Adding info for No Bus:ep_83 [ 125.628203] device: 'ep_03': device_add [ 125.628224] PM: Adding info for No Bus:ep_03 [ 125.628226] device: '3-1:1.2': device_add [ 125.628240] bus: 'usb': add device 3-1:1.2 [ 125.628250] PM: Adding info for usb:3-1:1.2 [ 125.628265] device: 'ep_84': device_add [ 125.628287] PM: Adding info for No Bus:ep_84 [ 125.628291] device: 'ep_04': device_add [ 125.628310] PM: Adding info for No Bus:ep_04 [ 125.628313] device: '3-1:1.3': device_add [ 125.628324] bus: 'usb': add device 3-1:1.3 [ 125.628336] PM: Adding info for usb:3-1:1.3 [ 125.628352] driver: 'usb': driver_bound: bound to device '3-1' [ 125.628360] bus: 'usb': really_probe: bound device 3-1 to driver usb [ 125.628378] device: 'ep_00': device_add [ 125.628407] PM: Adding info for No Bus:ep_00 [ 125.701507] bus: 'usb': add driver btusb [ 125.701535] bus: 'usb': driver_probe_device: matched device 3-1:1.0 with driver btusb [ 125.701538] bus: 'usb': really_probe: probing driver btusb with device 3-1:1.0 [ 125.701546] btusb 3-1:1.0: no default pinctrl state [ 125.701576] driver: 'btusb': driver_bound: bound to device '3-1:1.1' [ 125.701972] device: 'hci0': device_add [ 125.702012] PM: Adding info for No Bus:hci0 [ 125.702035] device: 'rfkill0': device_add [ 125.702060] PM: Adding info for No Bus:rfkill0 [ 125.702093] driver: 'btusb': driver_bound: bound to device '3-1:1.0' [ 125.702099] bus: 'usb': really_probe: bound device 3-1:1.0 to driver btusb [ 125.702106] bus: 'usb': driver_probe_device: matched device 3-1:1.2 with driver btusb [ 125.702108] bus: 'usb': really_probe: probing driver btusb with device 3-1:1.2 [ 125.702113] btusb 3-1:1.2: no default pinctrl state [ 125.702128] btusb: probe of 3-1:1.2 rejects match -19 [ 125.702131] bus: 'usb': driver_probe_device: matched device 3-1:1.3 with driver btusb [ 125.702133] bus: 'usb': really_probe: probing driver btusb with device 3-1:1.3 [ 125.702136] btusb 3-1:1.3: no default pinctrl state [ 125.702143] btusb: probe of 3-1:1.3 rejects match -19 [ 125.702170] usbcore: registered new interface driver btusb -- Regards, Anil Nair -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html