Some USB devices will automatically reconnect after I unbind it, how to disable it long time?












1















I'm trying to disable my two USB keyboard on my linux system, the first one can unbind long time until I unplug then plugin and the number lock light is off during this time. But the other one can not unbind long time, maybe after 5 seconds, it will reconnect again and the number lock light is on during this time, the other lights will flash once, the log shown below:



[505545.210490] usb 3-3.1: USB disconnect, device number 47
[505547.687005] usb 3-3.1: new low-speed USB device number 49 using xhci_hcd
[505547.984255] usb 3-3.1: New USB device found, idVendor=17ef, idProduct=6099
[505547.984258] usb 3-3.1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[505547.984260] usb 3-3.1: Product: Lenovo Traditional USB Keyboard
[505548.019948] input: Lenovo Traditional USB Keyboard as /devices/pci0000:00/0000:00:15.0/0000:03:00.0/usb3/3-3/3-3.1/3-3.1:1.0/input/input40
[505548.071999] hid-generic 0003:17EF:6099.002A: input,hidraw1: USB HID v1.10 Keyboard [Lenovo Traditional USB Keyboard] on usb-0000:03:00.0-3.1/input0


Below is my shell command to disable the keyboard:



echo "3-3.1"  > /sys/bus/usb/drivers/usb/unbind


or



echo "0003:17EF:6099.002A" > /sys/bus/hid/drivers/hid-generic/unbind


What is the reason for this difference? Is there a way to disable the second keyboard for a longer time?









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    I'm trying to disable my two USB keyboard on my linux system, the first one can unbind long time until I unplug then plugin and the number lock light is off during this time. But the other one can not unbind long time, maybe after 5 seconds, it will reconnect again and the number lock light is on during this time, the other lights will flash once, the log shown below:



    [505545.210490] usb 3-3.1: USB disconnect, device number 47
    [505547.687005] usb 3-3.1: new low-speed USB device number 49 using xhci_hcd
    [505547.984255] usb 3-3.1: New USB device found, idVendor=17ef, idProduct=6099
    [505547.984258] usb 3-3.1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
    [505547.984260] usb 3-3.1: Product: Lenovo Traditional USB Keyboard
    [505548.019948] input: Lenovo Traditional USB Keyboard as /devices/pci0000:00/0000:00:15.0/0000:03:00.0/usb3/3-3/3-3.1/3-3.1:1.0/input/input40
    [505548.071999] hid-generic 0003:17EF:6099.002A: input,hidraw1: USB HID v1.10 Keyboard [Lenovo Traditional USB Keyboard] on usb-0000:03:00.0-3.1/input0


    Below is my shell command to disable the keyboard:



    echo "3-3.1"  > /sys/bus/usb/drivers/usb/unbind


    or



    echo "0003:17EF:6099.002A" > /sys/bus/hid/drivers/hid-generic/unbind


    What is the reason for this difference? Is there a way to disable the second keyboard for a longer time?









    share









    New contributor




    Hongyu.Zhang is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
    Check out our Code of Conduct.























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      1








      I'm trying to disable my two USB keyboard on my linux system, the first one can unbind long time until I unplug then plugin and the number lock light is off during this time. But the other one can not unbind long time, maybe after 5 seconds, it will reconnect again and the number lock light is on during this time, the other lights will flash once, the log shown below:



      [505545.210490] usb 3-3.1: USB disconnect, device number 47
      [505547.687005] usb 3-3.1: new low-speed USB device number 49 using xhci_hcd
      [505547.984255] usb 3-3.1: New USB device found, idVendor=17ef, idProduct=6099
      [505547.984258] usb 3-3.1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
      [505547.984260] usb 3-3.1: Product: Lenovo Traditional USB Keyboard
      [505548.019948] input: Lenovo Traditional USB Keyboard as /devices/pci0000:00/0000:00:15.0/0000:03:00.0/usb3/3-3/3-3.1/3-3.1:1.0/input/input40
      [505548.071999] hid-generic 0003:17EF:6099.002A: input,hidraw1: USB HID v1.10 Keyboard [Lenovo Traditional USB Keyboard] on usb-0000:03:00.0-3.1/input0


      Below is my shell command to disable the keyboard:



      echo "3-3.1"  > /sys/bus/usb/drivers/usb/unbind


      or



      echo "0003:17EF:6099.002A" > /sys/bus/hid/drivers/hid-generic/unbind


      What is the reason for this difference? Is there a way to disable the second keyboard for a longer time?









      share









      New contributor




      Hongyu.Zhang is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.












      I'm trying to disable my two USB keyboard on my linux system, the first one can unbind long time until I unplug then plugin and the number lock light is off during this time. But the other one can not unbind long time, maybe after 5 seconds, it will reconnect again and the number lock light is on during this time, the other lights will flash once, the log shown below:



      [505545.210490] usb 3-3.1: USB disconnect, device number 47
      [505547.687005] usb 3-3.1: new low-speed USB device number 49 using xhci_hcd
      [505547.984255] usb 3-3.1: New USB device found, idVendor=17ef, idProduct=6099
      [505547.984258] usb 3-3.1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
      [505547.984260] usb 3-3.1: Product: Lenovo Traditional USB Keyboard
      [505548.019948] input: Lenovo Traditional USB Keyboard as /devices/pci0000:00/0000:00:15.0/0000:03:00.0/usb3/3-3/3-3.1/3-3.1:1.0/input/input40
      [505548.071999] hid-generic 0003:17EF:6099.002A: input,hidraw1: USB HID v1.10 Keyboard [Lenovo Traditional USB Keyboard] on usb-0000:03:00.0-3.1/input0


      Below is my shell command to disable the keyboard:



      echo "3-3.1"  > /sys/bus/usb/drivers/usb/unbind


      or



      echo "0003:17EF:6099.002A" > /sys/bus/hid/drivers/hid-generic/unbind


      What is the reason for this difference? Is there a way to disable the second keyboard for a longer time?







      linux usb keyboard sysfs





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      Hongyu.Zhang is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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      edited 6 mins ago









      Rui F Ribeiro

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      41.8k1483142






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      asked 9 mins ago









      Hongyu.ZhangHongyu.Zhang

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      New contributor




      Hongyu.Zhang is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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      New contributor





      Hongyu.Zhang is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.






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      Check out our Code of Conduct.






















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