Should wg-quick with SaveConfig accumulate IPv6 link-local addresses

Samuel Holland samuel at
Mon Dec 10 03:13:38 CET 2018

On 12/09/18 20:05, Jason A. Donenfeld wrote:
> On Mon, Dec 10, 2018 at 3:04 AM Samuel Holland <samuel at> wrote:
>> On 12/09/18 19:15, Jason A. Donenfeld wrote:
>>> This is mostly just a CentOS issue. On older kernels, we don't
>>> successfully disable LLv6:
>>> There's probably a way to backport that tweak to before 3.17, but I
>>> haven't spent time on it. Feel free to send a patch, and if it's clean
>>> and fits entirely into compat.h, I'll gladly apply it.
>> You can also work around this in wg-quick by changing up_if() to
>>   cmd ip link set "$INTERFACE" up addrgenmode none
> Does that work in kernels < 3.17?

Oh, sorry, no it doesn't :( While it uses a totally different way of accessing
the device (so I thought it might still work), it's just another way of setting

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