Re: unregister_netdevice: waiting for eth0 to become free. Usage count = 1

[John Stultz]

On Mon, Aug 7, 2017 at 2:05 PM, John Stultz <john.stultz@xxxxxxxxxx> wrote:
> So, with recent testing with my HiKey board, I've been noticing some
> quirky behavior with my USB eth adapter.
>
> Basically, pluging the usb eth adapter in and then removing it, when
> plugging it back in I often find that its not detected, and the system
> slowly spits out the following message over and over:
>   unregister_netdevice: waiting for eth0 to become free. Usage count = 1

The other bit is that after this starts printing, the board will no
longer reboot (it hangs continuing to occasionally print the above
message), and I have to manually reset the device.

thanks
-john