Bug#952506: Re: Bug#952506: Wired interface name maybe changed when reboot

[Michael Biebl]

Am 26.02.20 um 15:18 schrieb Michael Biebl:
> Am 26.02.20 um 14:40 schrieb wglxy at china.com:
>>
>> The attachment file 111.txt is the ouput of command "journalctl -alb". Thank you!
> 
> Ok, thanks.
> Here's the relevant part of the log:
> 
> 2月 26 21:34:29 athena systemd-udevd[499]: eth0: Failed to rename
> network interface 2 from 'eth0' to 'enp0s31f6': Device or resource busy
> 2月 26 21:34:29 athena systemd-udevd[499]: eth0: Failed to process
> device, ignoring: Device or resource busy
> 
> So, systemd-udevd does attempt to rename the interface but something is
> trying to use the network interface before it has been renamed, which is
> why the rename fails.
> 
> Now you need to find out what part of the system is using eth0 early in
> the boot process.

Looking at the log, right before the rename happens, you have several
laptop-mode-tools calls. laptop-mode-tools does a lot of weird and
broken stuff.
My recommendation: apt purge laptop-mode-tools
and then try again.

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=925944 looks very much
related.

Michael

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