From owner-svn-src-stable-11@freebsd.org Tue Dec 12 17:11:08 2017 Return-Path: Delivered-To: svn-src-stable-11@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 04FA9E9F424; Tue, 12 Dec 2017 17:11:08 +0000 (UTC) (envelope-from gjb@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [96.47.72.132]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "freefall.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 2CD9E6611A; Tue, 12 Dec 2017 17:11:06 +0000 (UTC) (envelope-from gjb@FreeBSD.org) Received: from FreeBSD.org (freefall.freebsd.org [IPv6:2610:1c1:1:6074::16:84]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by freefall.freebsd.org (Postfix) with ESMTPS id 96E3F11153; Tue, 12 Dec 2017 17:11:03 +0000 (UTC) (envelope-from gjb@FreeBSD.org) Date: Tue, 12 Dec 2017 17:11:01 +0000 From: Glen Barber To: Michael Tuexen Cc: Konstantin Belousov , src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: Re: svn commit: r324686 - stable/11/sys/netinet Message-ID: <20171212171101.GM17600@FreeBSD.org> References: <201710171242.v9HCgHG4030707@repo.freebsd.org> <20171203133946.GJ2272@kib.kiev.ua> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="W4pDZ/VvazBYHhxQ" Content-Disposition: inline In-Reply-To: <20171203133946.GJ2272@kib.kiev.ua> User-Agent: Mutt/1.9.1 (2017-09-22) X-BeenThere: svn-src-stable-11@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: SVN commit messages for only the 11-stable src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 12 Dec 2017 17:11:08 -0000 --W4pDZ/VvazBYHhxQ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Dec 03, 2017 at 03:39:46PM +0200, Konstantin Belousov wrote: > On Tue, Oct 17, 2017 at 12:42:17PM +0000, Michael Tuexen wrote: > > Author: tuexen > > Date: Tue Oct 17 12:42:17 2017 > > New Revision: 324686 > > URL: https://svnweb.freebsd.org/changeset/base/324686 > >=20 > > Log: > > MFC r322648: > > =20 > > Ensure inp_vflag is consistently set for TCP endpoints. > > =20 > > Make sure that the flags INP_IPV4 and INP_IPV6 are consistently set > > for inpcbs used for TCP sockets, no matter if the setting is derived > > from the net.inet6.ip6.v6only sysctl or the IPV6_V6ONLY socket option. > > For UDP this was already done right. > > =20 > > PR: 221385 > >=20 > > Modified: > > stable/11/sys/netinet/tcp_usrreq.c > > Directory Properties: > > stable/11/ (props changed) > >=20 > > Modified: stable/11/sys/netinet/tcp_usrreq.c > > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D > > --- stable/11/sys/netinet/tcp_usrreq.c Tue Oct 17 11:20:32 2017 (r32468= 5) > > +++ stable/11/sys/netinet/tcp_usrreq.c Tue Oct 17 12:42:17 2017 (r32468= 6) > > @@ -1899,6 +1899,8 @@ tcp_attach(struct socket *so) > > #ifdef INET6 > > if (inp->inp_vflag & INP_IPV6PROTO) { > > inp->inp_vflag |=3D INP_IPV6; > > + if ((inp->inp_flags & IN6P_IPV6_V6ONLY) =3D=3D 0) > > + inp->inp_vflag |=3D INP_IPV4; > > inp->in6p_hops =3D -1; /* use kernel default */ > > } > > else >=20 > I highly suspect that this commit causes the breakage. Example is taken > from the 'nestat -f inet6 -n' output, but in fact the problem is much > more serious, e.g. squid acls are broken as well: > tcp6 0 0 2001:470:1f14:13.23047 2a03:2880:f003:c.443 ESTABLI= SHED > tcp46 0 0 0.0.0.1.22 69.223.183.85.58766 ESTABLI= SHED >=20 > The tcp46 and 0.0.0.1 values in the second line are clearly nonsensical. >=20 Hi Michael, Following up on this, as there has been no reply from you. 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