Re: [PATCH 6/6] net: Warn when processes listen on AF_INET sockets

From: Linus Torvalds

Date: Wed Apr 01 2026 - 13:01:20 EST


On Wed, 1 Apr 2026 at 08:07, Stephen Hemminger
<stephen@xxxxxxxxxxxxxxxxxx> wrote:
>
> On Wed, 01 Apr 2026 10:28:23 +0100
> David Woodhouse <dwmw2@xxxxxxxxxxxxx> wrote:
> >
> > Maybe on this date next year, we could make it not possible to build
> > the kernel *without* IPv6... ?
>
> There are some government agencies that used to require that IPV6 was disabled
> for security reasons. Yes they had broken old firewalls

I think you missed the big clue here. "This date".

Sigh. It's going to be a long long day.

Linus