Re: epair(4)

From: Kristof Provost <kp_at_FreeBSD.org>
Date: Thu, 15 May 2025 19:21:08 UTC 
On 15 May 2025, at 20:59, Cy Schubert wrote:
> In message <20250515162552.9209B20E@slippy.cwsent.com>, Cy Schubert writes:
>> Over the last couple of days epair(4) fails to set up when an IP address is
>> specified.
>>
>> bob# service jail onestart test2
>> Starting jails: cannot start jail  "test2":
>> epair0a
>> ifconfig: ioctl (SIOCAIFADDR): Invalid argument
>> jail: test2: /sbin/ifconfig epair0a inet 10.1.1.70 netmask 0xffffff00 up:
>> failed
>> .
>> bob# ifconfig epair0a inet 10.1.1.70 netmask 0xffffff00
>> ifconfig: ioctl (SIOCAIFADDR): Invalid argument
>> bob# ifconfig epair0a inet up
>> bob#
>
> This regression is caused by b61850c4e6f6.
>
Is epair0a a member of a bridge? If so, that’s a configuration error which is now prevented (by default).

Best regards,
Kristof