From mboxrd@z Thu Jan  1 00:00:00 1970
From: vadim4j@gmail.com
Subject: Re: [PATCH iproute2] ss: Use rtnl_dump_filter in
 handle_netlink_request
Date: Wed, 3 Dec 2014 19:45:06 +0200
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To: Stephen Hemminger <stephen@networkplumber.org>
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On Wed, Dec 03, 2014 at 09:51:23AM -0800, Stephen Hemminger wrote:
> On Wed, 3 Dec 2014 19:20:10 +0200
> vadim4j@gmail.com wrote:
> 
> > On Wed, Dec 03, 2014 at 09:21:29AM -0800, Stephen Hemminger wrote:
> > > On Tue,  2 Dec 2014 16:53:04 +0200
> > > Vadim Kochan <vadim4j@gmail.com> wrote:
> > > 
> > > > Replaced handling netlink messages by rtnl_dump_filter
> > > > from lib/libnetlink.c, also:
> > > > 
> > > >     - removed unused dump_fp arg;
> > > >     - added MAGIC_SEQ #define for 123456 seq id
> > > > 
> > > > Signed-off-by: Vadim Kochan <vadim4j@gmail.com>
> > > 
> > > This doesn't work correctly.
> > > 
> > > Simple test
> > >   $ misc/ss >/dev/null
> > > RTNETLINK answers: No such file or directory
> > > RTNETLINK answers: No such file or directory
> > > RTNETLINK answers: No such file or directory
> > 
> > Just tried, I did not get such errors.
> 
> I have OpenVPN running.

Hm, it is reproduced only with this patch ?
If so I will try to setup OpenVPN ... can't imagine how it can be
related ...