From owner-freebsd-virtualization@freebsd.org Mon Jan 25 22:05:40 2016 Return-Path: Delivered-To: freebsd-virtualization@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 95702A45D22 for ; Mon, 25 Jan 2016 22:05:40 +0000 (UTC) (envelope-from j.backus@bugworks.com) Received: from mail.bugworks.com (mail.bugworks.com [213.129.194.75]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 1E265D44 for ; Mon, 25 Jan 2016 22:05:39 +0000 (UTC) (envelope-from j.backus@bugworks.com) Received: from localhost (localhost [127.0.0.1]) by mail.bugworks.com (Postfix) with ESMTP id 0A4E12B9BA4 for ; Mon, 25 Jan 2016 22:55:48 +0100 (CET) Received: from mail.bugworks.com ([127.0.0.1]) by localhost (mercurius.bugworks.com [127.0.0.1]) (maiad, port 10024) with ESMTP id 01933-06 for ; Mon, 25 Jan 2016 22:55:47 +0100 (CET) Received: from ORTELIUS.internal.bugworks.com (ortelius.internal.bugworks.com [172.27.172.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mail.bugworks.com (Postfix) with ESMTPS id C05EA2B9BA8 for ; Mon, 25 Jan 2016 22:55:47 +0100 (CET) Received: from ORTELIUS.internal.bugworks.com (2001:470:1f15:de3:8cf6:ad3d:4fe2:615c) by ORTELIUS.internal.bugworks.com (2001:470:1f15:de3:8cf6:ad3d:4fe2:615c) with Microsoft SMTP Server (TLS) id 15.0.1076.9; Mon, 25 Jan 2016 22:55:47 +0100 Received: from ORTELIUS.internal.bugworks.com ([fe80::8cf6:ad3d:4fe2:615c]) by ORTELIUS.internal.bugworks.com ([fe80::8cf6:ad3d:4fe2:615c%12]) with mapi id 15.00.1076.000; Mon, 25 Jan 2016 22:55:47 +0100 From: Jac Backus To: "'freebsd-virtualization@freebsd.org'" Subject: Hyper-V networking: problem after upgrade to 10.2 Thread-Topic: Hyper-V networking: problem after upgrade to 10.2 Thread-Index: AdFXuefm77fqXshWSUq/xyLaKrOi2A== Date: Mon, 25 Jan 2016 21:55:46 +0000 Message-ID: Accept-Language: nl-NL, en-US Content-Language: nl-NL X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [172.27.172.101] MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.20 X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: "Discussion of various virtualization techniques FreeBSD supports." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 25 Jan 2016 22:05:40 -0000 Dear reader, Today, I did upgrade FreeBSD 10.1 to 10.2 running on Hyper-V on a full pa= tched Windows Server 2012 R2 x64 version. After the update, networking does not work anymore. In /var/log/messages is this: Jan 25 21:02:01 mercurius kernel: hn0: on vmb= us0 Jan 25 21:02:01 mercurius kernel: hn0: unknown status 1073872902 received Jan 25 21:02:01 mercurius kernel: hn0: unknown status 1073872902 received Jan 25 21:02:01 mercurius kernel: hn0: hv send offload request succeeded Jan 25 21:02:01 mercurius kernel: hn0: Using defaults for TSO: 65518/35/204= 8 Jan 25 21:02:01 mercurius kernel: hn0: Ethernet address: 00:15:5d:ac:11:08 Jan 25 21:02:01 mercurius kernel: hn1: on vmb= us0 Jan 25 21:02:01 mercurius kernel: hn1: unknown status 1073872902 received Jan 25 21:02:01 mercurius kernel: hn1: unknown status 1073872902 received Jan 25 21:02:01 mercurius kernel: hn1: hv send offload request succeeded Jan 25 21:02:01 mercurius kernel: hn1: Using defaults for TSO: 65518/35/204= 8 Jan 25 21:02:01 mercurius kernel: hn1: Ethernet address: 00:15:5d:ac:11:09 Jan 25 21:02:01 mercurius kernel: hn2: on vmb= us0 Jan 25 21:02:01 mercurius kernel: hn2: unknown status 1073872902 received Jan 25 21:02:01 mercurius kernel: hn2: unknown status 1073872902 received Jan 25 21:02:01 mercurius kernel: hn2: hv send offload request succeeded Jan 25 21:02:01 mercurius kernel: hn2: Using defaults for TSO: 65518/35/204= 8 Jan 25 21:02:01 mercurius kernel: hn2: Ethernet address: 00:15:5d:ac:11:07 It worked fine with the 10.1 kernel, and when I boot this kernel, it works = again: Jan 25 22:20:02 mercurius kernel: hn0: on vmb= us0 Jan 25 22:20:02 mercurius kernel: hn0: Ethernet address: 00:15:5d:ac:11:07 Jan 25 22:20:02 mercurius kernel: hn1: on vmb= us0 Jan 25 22:20:02 mercurius kernel: hn1: Ethernet address: 00:15:5d:ac:11:08 Jan 25 22:20:02 mercurius kernel: hn2: on vmb= us0 Jan 25 22:20:02 mercurius kernel: hn2: Ethernet address: 00:15:5d:ac:11:09 So I am running a 10.2 system on a 10.1 kernel at the moment. I found nothing in /usr/src/UPDATING and not really anything on the net. So, could you tell why does this happen, and how can I solve this? Thanks for the help! With kind regards, Jac Backus