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Fri, 21 Dec 2018 20:48:54 -0500 (EST) Subject: Re: workaround for VMware WS NAT bug triggered by OpenSSH 7.8p1 changes To: Mark Peek , Warner Losh Cc: Enji Cooper , =?UTF-8?Q?Dag-Erling_Sm=c3=b8rgrav?= , freebsd-current References: <7c62852d-8be2-e351-99ba-d9e85f4c8a71@yuripv.net> From: Yuri Pankov Openpgp: preference=signencrypt Autocrypt: addr=yuripv@yuripv.net; keydata= mQENBFu8u6IBCADB11gP0QwnorrHjqAtKLHKHNHskhy0s7jqJKfx0YqXgVBKGLJ9/mjLAz0F CBNvemHSDDTs0mEZ9cBKKi6cmsav6+UQgr//yai6hvXLBJqKchSFO4MhmdvBtsGFq1yKz5Zi uhjmimKyIpgBgvMdbgGbGq6cnSB2uEPmZuJr419SVRODOkXukU+F5WHgaHzDdHAIu1asCt2B +6msxqIqlFWcXyZyTGicTGGvC/PFIsVRUtD1dIJANTC876g7DTb7LZXWiWwJpSJ4GKMXMHVX Ct9BoQ4i3nhKbOxb6Io1wsy+NFyWsTJ9KYrxKKPJP3oG8BWb/cqlFqnE4eNSsiq2q7krABEB AAG0H1l1cmkgUGFua292IDx5dXJpcHZAeXVyaXB2Lm5ldD6JAVQEEwEKAD4WIQT4arc+w94t Pi0v/3CTi+B/sSrhbAUCW7y7ogIbAwUJBaOagAULCQgHAwUVCgkICwUWAwIBAAIeAQIXgAAK CRCTi+B/sSrhbJ+ACACqOlkjZ+iP8K8hcwz/G6+c1lVkhuMWL+hxFeE149QuJAXQvkOj/UXO 7jY9HSqFbOYYY44/hujpQCu+/u2dsJ5MAA7TJspWK2zUxtFAzgDp1fRXmCvMlFLdI0yVkKOB JaK+HQP8rBT6yHzGw1KJ6VyOXuuD0Kx02Ou61qjG9/vPRR0jtaxog0rKxpf+yf0UvSM4vb7+ LdY2GQxgfcLcJ8hThR4ElWJAkDsG4CiXixGJuFJ+9dpMK6LHmP6M+NxV4NkzpNddn3Eii8XQ y5spxcLszp8csFBDtAC6BI9sHLhJ9Va1VKpuvSlDsBv4ZtsjnUCIaOiF5MDTYkddSPGGMBck uQENBFu8u6IBCADKih3Q933rDNj4ZA8FhBQ2RlmBgvwOLcDPIL3h0V7h38y3+HisgFScXACD sdrTlYZ1bRXkD9FHENynBcv0l/3uGJDk8jaGIDE0TP8OQBRp+IaU9/BHnAqrKxTJGIolDahy 2m+yx2yhdc6B4ujWMDqCF1rWOD+ymOWw+VLllOkrHcZa5PJtX9UOGbApZl8ZTM8El4CANN8F 1bg9MWzUi+8LYoGWGc+BwsFS1OUB1c4SPgMu5fD4Wfsr9yRl06fdpEA2YT7B/j5/5RSC0sE2 Zs/tmJ/JRflHJ12ycj59ma2xQMfEJF40hZDpMFQmZvbVqgEg3ocQcltjbxlIKZ/mjC4zABEB AAGJATwEGAEKACYWIQT4arc+w94tPi0v/3CTi+B/sSrhbAUCW7y7ogIbDAUJBaOagAAKCRCT i+B/sSrhbIDcCACqAZMcoxUBLZa40a5b24j5i1jplvCYYb3h+Q5lt5+BFJ87kCb4dJuUD3kh 2i29BrxWQWa9WNue9ozxeYkbkfXubQYXexVolRsnh64OdGsE8KvorBFBB3zdK/GRt2Jy+jsn TfUWuQllbzMP0MfhCDMk1Mo8WvDH2/cOEP/yLKf20a+cd6nLs7bidjmGXo9pyuBKAtV6Kv+V Ru54AL+A/UBYu/eB3Dtvzcnut+1Zq6KaP++kUwPwINLIk04OBDwN0zRNTiqMAFYYyz2vZHBB 6E1th/l//ZC5b9Dk0ZpFI1bYdL9ymnrZe1MqbGPnDCToQxu00T/pZCm6Z92YrZQYuNwl Message-ID: <6c18cc85-0240-034d-01dd-84c20521c238@yuripv.net> Date: Sat, 22 Dec 2018 04:48:52 +0300 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 MIME-Version: 1.0 In-Reply-To: Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="QYp3HdA8zinltL3bHmIcwg20icgjpwHRF" X-Rspamd-Queue-Id: 166618EE91 X-Spamd-Bar: ------ Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-6.99 / 15.00]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; NEURAL_HAM_SHORT(-0.99)[-0.987,0]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; REPLY(-4.00)[] 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 01:48:59 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --QYp3HdA8zinltL3bHmIcwg20icgjpwHRF Content-Type: multipart/mixed; boundary="NfZ2hlmNftE9B5ygJDqb0sdLbZFyWHUFW"; protected-headers="v1" From: Yuri Pankov To: Mark Peek , Warner Losh Cc: Enji Cooper , =?UTF-8?Q?Dag-Erling_Sm=c3=b8rgrav?= , freebsd-current Message-ID: <6c18cc85-0240-034d-01dd-84c20521c238@yuripv.net> Subject: Re: workaround for VMware WS NAT bug triggered by OpenSSH 7.8p1 changes References: <7c62852d-8be2-e351-99ba-d9e85f4c8a71@yuripv.net> In-Reply-To: --NfZ2hlmNftE9B5ygJDqb0sdLbZFyWHUFW Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable Mark Peek wrote: > Thanks for the cc:. I forwarded the original report on to an internal > VMware desktop product contact. Thank you. > What version of Workstation or Fusion is this occurring on? I saw > Workstation 14 mentioned but curious if it occurs on Workstation 15 > (latest). Running the latest available for download: 15.0.2 build-10952284. > On Fri, Dec 21, 2018 at 4:19 PM Warner Losh wrote: >=20 >> I've been hit by this as well. At least two others on IRC have had the= >> same issue. >> >> Warner >> >> On Fri, Dec 21, 2018 at 5:10 PM Enji Cooper wr= ote: >> >>> >>>> On Dec 21, 2018, at 3:55 PM, Yuri Pankov wrote: >>>> >>>> Hi, >>>> >>>> There's apparently a bug in VMware Workstation NAT implementation, m= ade >>>> 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 wit= h >>>> obscure "Fssh_packet_write_wait: Connection to 192.168.1.53 port 22:= >>>> Broken pipe". >>>> >>>> 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 W= S >>>> releases, and it's not immediately clear where the problem is. >>>> >>>> The change itself: >>>> >>>> >>> https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/readconf.c#= rev1.284 >>>> >>>> The bug reports (some of them): >>>> >>>> https://bugzilla.redhat.com/show_bug.cgi?id=3D1624437 >>>> https://communities.vmware.com/message/2803219#2803219 >>>> >>>> The patch itself is attached. >>>> >>> >>> Cool=E2=80=A6 yeah=E2=80=A6 I=E2=80=99ve been running into th= is issue for a while with >>> VMware Fusion 11.0.1. >>> I CCed mp@ for visibility. >>> Thanks! >>> -Enji >>> >> > _______________________________________________ > freebsd-current@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.o= rg" >=20 --NfZ2hlmNftE9B5ygJDqb0sdLbZFyWHUFW-- --QYp3HdA8zinltL3bHmIcwg20icgjpwHRF Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEE+Gq3PsPeLT4tL/9wk4vgf7Eq4WwFAlwdmAQACgkQk4vgf7Eq 4WyXRQf9EMyyfVPi+62HBu/mz7PKaBouwlIz0pfQ5NCKv7NO5pLKFi4JENCa/eEx w3flNQ9DrAny3YJgsh0NyYlsQVWoslGIvi06m3cGK9rlj+F/cylu7HyUEmgvnVTU tIJ+LcDoSZezc/VzaFGp6PqvHtAjJYoAUNe3NJCwHUYa7m8SxlEk89A7qL+aqLaM zx3mV9eEsK6MPkqvihwnC0YiuFmwuogY0lW3H1bO7kggDLjXN5ERuS74LcqwGsgO Gf11mx20bqqQ4Z9I2yikyJv3omr2TD6jP+eNSbmiIQX1HKxC1POOFhxUFac25yTm s4JplkIz5vQeResRCSuDQ028g6b4Cg== =OHwd -----END PGP SIGNATURE----- --QYp3HdA8zinltL3bHmIcwg20icgjpwHRF--