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[73.19.52.228]) by smtp.gmail.com with ESMTPSA id q1sm39802138pgs.14.2018.12.21.16.08.57 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 21 Dec 2018 16:08:57 -0800 (PST) From: Enji Cooper Message-Id: Content-Type: multipart/signed; boundary="Apple-Mail=_42AD2EBD-6602-4ECA-BDC0-657B6AEBD7F4"; protocol="application/pgp-signature"; micalg=pgp-sha256 Mime-Version: 1.0 (Mac OS X Mail 11.5 \(3445.9.1\)) Subject: Re: workaround for VMware WS NAT bug triggered by OpenSSH 7.8p1 changes Date: Fri, 21 Dec 2018 16:08:56 -0800 In-Reply-To: <7c62852d-8be2-e351-99ba-d9e85f4c8a71@yuripv.net> Cc: =?utf-8?Q?Dag-Erling_Sm=C3=B8rgrav?= , freebsd-current , mp@FreeBSD.org To: Yuri Pankov References: <7c62852d-8be2-e351-99ba-d9e85f4c8a71@yuripv.net> X-Mailer: Apple Mail (2.3445.9.1) X-Rspamd-Queue-Id: D45028A5A7 X-Spamd-Bar: ------ Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-6.98 / 15.00]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; REPLY(-4.00)[]; NEURAL_HAM_SHORT(-0.98)[-0.980,0] X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 22 Dec 2018 00:09:01 -0000 --Apple-Mail=_42AD2EBD-6602-4ECA-BDC0-657B6AEBD7F4 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=utf-8 > On Dec 21, 2018, at 3:55 PM, Yuri Pankov wrote: >=20 > Hi, >=20 > There's apparently a bug in VMware Workstation NAT implementation, = made > visible by the change to default values of IPQoS in OpenSSH 7.8p1, > making all ssh connections from the guest behind the NAT to fail with > obscure "Fssh_packet_write_wait: Connection to 192.168.1.53 port 22: > Broken pipe". >=20 > I wonder if we could integrate the attached patch (or some smarter > version of it) for the time being as the bug affects several major WS > releases, and it's not immediately clear where the problem is. >=20 > The change itself: >=20 > = https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/readconf.c#rev1.= 284 >=20 > The bug reports (some of them): >=20 > https://bugzilla.redhat.com/show_bug.cgi?id=3D1624437 > https://communities.vmware.com/message/2803219#2803219 >=20 > The patch itself is attached. > Cool=E2=80=A6 yeah=E2=80=A6 I=E2=80=99ve been running into this = issue for a while with VMware Fusion 11.0.1. I CCed mp@ for visibility. Thanks! -Enji --Apple-Mail=_42AD2EBD-6602-4ECA-BDC0-657B6AEBD7F4 Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc Content-Description: Message signed with OpenPGP -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEE5bk3FaGcY5rvqmb79YOpJmkwhhUFAlwdgJgACgkQ9YOpJmkw hhV/jBAAxEc0gyJsEFGNyyWA1mcCLVP+VFmQbHSq8OmrRzkd5hIY3sgq2nH2Bc5Z W4JO2JYe3yVREixLz5NIpDr0q0K7udo+uBnhGnY/9ZTKaI6h2sUZgSEaQbJu3jZz QGqdW/XV8as8dFKibe/LO1UnECLpW7wnI3zALO3AW8hMMQfKvO8BabEvXmOUQUys 2w7u232HIknSyq8qfs+m9e6kTvuTQPjts7KIMfolYF4LV176e5XIi/wMfHzYgtyf RdZEsp9+veq/FSgNS0Gn8yl2biiragF3XfIVV5+orHZK0jt9x7eQBSAWJeXaxN6U IJEM0TvIhNHeDND+J3gJax+MBLSuWW0frygz+uLC19Omur4/WcIisbyDe5CplShC da3n/EyC0rt7uXRwLT3JHn86wJosExOZ36Q/V4IHtqf64YjslW6YuREM5QsWDMLd TVM95ob5RPio7gaMwdABxNiU1nHjo/cAnAAKFWPN7HRZYJHOPsUpeFIUEVD6CeCW upUqvuV9M1KbZzhHxcLGulo7y057nxCc6CITUErMSPbHMKaBldYnhk9Ax2A+z6SV YWaWv03kSqa3hG7CB6DLX0DNy06HnxvODdEaYpT4bpQPJB/vZHkaRS8bRtaDUrk+ gkMPpWoRefXMit6XQPXA8daHc3lIK6KP5nCAq9IH9hCJl5AKA70= =9U6K -----END PGP SIGNATURE----- --Apple-Mail=_42AD2EBD-6602-4ECA-BDC0-657B6AEBD7F4--