From owner-freebsd-virtualization@freebsd.org Sun Jul 19 17:41:20 2015 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 0AC4E9A639B for ; Sun, 19 Jul 2015 17:41:20 +0000 (UTC) (envelope-from daemon-user@freebsd.org) Received: from phabric-backend.isc.freebsd.org (phabric-backend.isc.freebsd.org [IPv6:2001:4f8:3:ffe0:406a:0:50:2]) by mx1.freebsd.org (Postfix) with ESMTP id E70131B96 for ; Sun, 19 Jul 2015 17:41:19 +0000 (UTC) (envelope-from daemon-user@freebsd.org) Received: by phabric-backend.isc.freebsd.org (Postfix, from userid 1346) id E5838FC66; Sun, 19 Jul 2015 17:41:19 +0000 (UTC) Date: Sun, 19 Jul 2015 17:41:19 +0000 To: freebsd-virtualization@freebsd.org From: "robak (Bartek Rutkowski)" Reply-to: D1944+333+b09c6235d993877b@FreeBSD.org Subject: [Differential] [Commented On] D1944: PF and VIMAGE fixes Message-ID: X-Priority: 3 Thread-Topic: D1944: PF and VIMAGE fixes X-Herald-Rules: none X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: In-Reply-To: References: Thread-Index: NDc2NzM0MzY4OTdiYThiNTU1MjY2ZDZmMTJiIFWr4T8= Precedence: bulk X-Phabricator-Sent-This-Message: Yes X-Mail-Transport-Agent: MetaMTA X-Auto-Response-Suppress: All X-Phabricator-Mail-Tags: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="utf-8" X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.20 List-Id: "Discussion of various virtualization techniques FreeBSD supports." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 19 Jul 2015 17:41:20 -0000 robak added a comment. I managed to crash freshly fetched and built 10-S today, with GENERIC+VIMAGE+RACCT while stopping a jail, attaching console screenshots. F183647: Screen Shot 2015-07-19 at 17.48.26.png F183649: Screen Shot 2015-07-19 at 18.33.39.png REVISION DETAIL https://reviews.freebsd.org/D1944 EMAIL PREFERENCES https://reviews.freebsd.org/settings/panel/emailpreferences/ To: nvass-gmx.com, bz, zec, trociny, kristof, gnn, glebius, rodrigc Cc: julian, robak, freebsd-virtualization-list, freebsd-pf-list, freebsd-net-list From owner-freebsd-virtualization@freebsd.org Sun Jul 19 23:06:13 2015 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 034389A6074 for ; Sun, 19 Jul 2015 23:06:13 +0000 (UTC) (envelope-from daemon-user@freebsd.org) Received: from phabric-backend.isc.freebsd.org (phabric-backend.isc.freebsd.org [IPv6:2001:4f8:3:ffe0:406a:0:50:2]) by mx1.freebsd.org (Postfix) with ESMTP id DF268159D for ; Sun, 19 Jul 2015 23:06:12 +0000 (UTC) (envelope-from daemon-user@freebsd.org) Received: by phabric-backend.isc.freebsd.org (Postfix, from userid 1346) id DB7CAF236; Sun, 19 Jul 2015 23:06:12 +0000 (UTC) Date: Sun, 19 Jul 2015 23:06:12 +0000 To: freebsd-virtualization@freebsd.org From: "zec (Marko Zec)" Reply-to: D1944+333+b09c6235d993877b@FreeBSD.org Subject: [Differential] [Updated] D1944: PF and VIMAGE fixes Message-ID: <3844ea102acb967c6fd4e20318fd3ff2@localhost.localdomain> X-Priority: 3 Thread-Topic: D1944: PF and VIMAGE fixes X-Herald-Rules: none X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: In-Reply-To: References: Thread-Index: NDc2NzM0MzY4OTdiYThiNTU1MjY2ZDZmMTJiIFWsLWQ= Precedence: bulk X-Phabricator-Sent-This-Message: Yes X-Mail-Transport-Agent: MetaMTA X-Auto-Response-Suppress: All X-Phabricator-Mail-Tags: , MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="utf-8" X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.20 List-Id: "Discussion of various virtualization techniques FreeBSD supports." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 19 Jul 2015 23:06:13 -0000 zec added a comment. In https://reviews.freebsd.org/D1944#62124, @robak wrote: > I managed to crash freshly fetched and built 10-S today, with GENERIC+VIMAGE+RACCT while stopping a jail, attaching console screenshots. > > F183647: Screen Shot 2015-07-19 at 17.48.26.png > > F183649: Screen Shot 2015-07-19 at 18.33.39.png Those are just warning messages unrelated to the patchset discussed here, i.e. if your kernel really crashed, the attached screenshots do not reveal the culprit. REVISION DETAIL https://reviews.freebsd.org/D1944 EMAIL PREFERENCES https://reviews.freebsd.org/settings/panel/emailpreferences/ To: nvass-gmx.com, bz, trociny, kristof, gnn, glebius, rodrigc, zec Cc: julian, robak, freebsd-virtualization-list, freebsd-pf-list, freebsd-net-list From owner-freebsd-virtualization@freebsd.org Tue Jul 21 10:01:04 2015 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 6FDE19A6CC8 for ; Tue, 21 Jul 2015 10:01:04 +0000 (UTC) (envelope-from daemon-user@freebsd.org) Received: from phabric-backend.isc.freebsd.org (phabric-backend.isc.freebsd.org [IPv6:2001:4f8:3:ffe0:406a:0:50:2]) by mx1.freebsd.org (Postfix) with ESMTP id 3293D1F22 for ; Tue, 21 Jul 2015 10:01:04 +0000 (UTC) (envelope-from daemon-user@freebsd.org) Received: by phabric-backend.isc.freebsd.org (Postfix, from userid 1346) id 99E31FF5E; Tue, 21 Jul 2015 10:01:03 +0000 (UTC) Date: Tue, 21 Jul 2015 10:01:03 +0000 To: freebsd-virtualization@freebsd.org From: "robak (Bartek Rutkowski)" Reply-to: D1944+333+b09c6235d993877b@FreeBSD.org Subject: [Differential] [Commented On] D1944: PF and VIMAGE fixes Message-ID: <781109c7f8328a84d07a0627401c2542@localhost.localdomain> X-Priority: 3 Thread-Topic: D1944: PF and VIMAGE fixes X-Herald-Rules: none X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: In-Reply-To: References: Thread-Index: NDc2NzM0MzY4OTdiYThiNTU1MjY2ZDZmMTJiIFWuGF8= Precedence: bulk X-Phabricator-Sent-This-Message: Yes X-Mail-Transport-Agent: MetaMTA X-Auto-Response-Suppress: All X-Phabricator-Mail-Tags: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="utf-8" X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.20 List-Id: "Discussion of various virtualization techniques FreeBSD supports." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 21 Jul 2015 10:01:04 -0000 robak added a comment. Is there anything else I can do to provide some useful information? I've attached these screenshots only because the machine becomes unresponsive when this happens (and drops active ssh connections). I am happy to execute any test/information gathering suite you may need. REVISION DETAIL https://reviews.freebsd.org/D1944 EMAIL PREFERENCES https://reviews.freebsd.org/settings/panel/emailpreferences/ To: nvass-gmx.com, bz, trociny, kristof, gnn, glebius, rodrigc, zec Cc: julian, robak, freebsd-virtualization-list, freebsd-pf-list, freebsd-net-list From owner-freebsd-virtualization@freebsd.org Tue Jul 21 10:12:20 2015 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 9FB549A6FC1 for ; Tue, 21 Jul 2015 10:12:20 +0000 (UTC) (envelope-from daemon-user@freebsd.org) Received: from phabric-backend.isc.freebsd.org (phabric-backend.isc.freebsd.org [IPv6:2001:4f8:3:ffe0:406a:0:50:2]) by mx1.freebsd.org (Postfix) with ESMTP id 845941AA3 for ; Tue, 21 Jul 2015 10:12:20 +0000 (UTC) (envelope-from daemon-user@freebsd.org) Received: by phabric-backend.isc.freebsd.org (Postfix, from userid 1346) id 7DBFEF82F; Tue, 21 Jul 2015 10:12:20 +0000 (UTC) Date: Tue, 21 Jul 2015 10:12:20 +0000 To: freebsd-virtualization@freebsd.org From: "farrokhi (Babak Farrokhi)" Reply-to: D1944+333+b09c6235d993877b@FreeBSD.org Subject: [Differential] [Changed Subscribers] D1944: PF and VIMAGE fixes Message-ID: X-Priority: 3 Thread-Topic: D1944: PF and VIMAGE fixes X-Herald-Rules: none X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: In-Reply-To: References: Thread-Index: NDc2NzM0MzY4OTdiYThiNTU1MjY2ZDZmMTJiIFWuGwQ= Precedence: bulk X-Phabricator-Sent-This-Message: Yes X-Mail-Transport-Agent: MetaMTA X-Auto-Response-Suppress: All X-Phabricator-Mail-Tags: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="utf-8" X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.20 List-Id: "Discussion of various virtualization techniques FreeBSD supports." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 21 Jul 2015 10:12:20 -0000 farrokhi added a subscriber: farrokhi. REVISION DETAIL https://reviews.freebsd.org/D1944 EMAIL PREFERENCES https://reviews.freebsd.org/settings/panel/emailpreferences/ To: nvass-gmx.com, bz, trociny, kristof, gnn, glebius, rodrigc, zec Cc: farrokhi, julian, robak, freebsd-virtualization-list, freebsd-pf-list, freebsd-net-list From owner-freebsd-virtualization@freebsd.org Tue Jul 21 12:50:06 2015 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 5BA3B9A788E for ; Tue, 21 Jul 2015 12:50:06 +0000 (UTC) (envelope-from daemon-user@freebsd.org) Received: from phabric-backend.isc.freebsd.org (phabric-backend.isc.freebsd.org [IPv6:2001:4f8:3:ffe0:406a:0:50:2]) by mx1.freebsd.org (Postfix) with ESMTP id 42CD818E0 for ; Tue, 21 Jul 2015 12:50:06 +0000 (UTC) (envelope-from daemon-user@freebsd.org) Received: by phabric-backend.isc.freebsd.org (Postfix, from userid 1346) id 4156FFC61; Tue, 21 Jul 2015 12:50:06 +0000 (UTC) Date: Tue, 21 Jul 2015 12:50:06 +0000 To: freebsd-virtualization@freebsd.org From: "nvass-gmx.com (Nikos Vassiliadis)" Reply-to: D1944+333+b09c6235d993877b@FreeBSD.org Subject: [Differential] [Commented On] D1944: PF and VIMAGE fixes Message-ID: X-Priority: 3 Thread-Topic: D1944: PF and VIMAGE fixes X-Herald-Rules: none X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: In-Reply-To: References: Thread-Index: NDc2NzM0MzY4OTdiYThiNTU1MjY2ZDZmMTJiIFWuP/4= Precedence: bulk X-Phabricator-Sent-This-Message: Yes X-Mail-Transport-Agent: MetaMTA X-Auto-Response-Suppress: All X-Phabricator-Mail-Tags: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="utf-8" X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.20 List-Id: "Discussion of various virtualization techniques FreeBSD supports." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 21 Jul 2015 12:50:06 -0000 nvass-gmx.com added a comment. Hi, could you write an email to me and freebsd-virtualization@freebsd.org with the necessary steps to re-produce the problem? REVISION DETAIL https://reviews.freebsd.org/D1944 EMAIL PREFERENCES https://reviews.freebsd.org/settings/panel/emailpreferences/ To: nvass-gmx.com, bz, trociny, kristof, gnn, glebius, rodrigc, zec Cc: farrokhi, julian, robak, freebsd-virtualization-list, freebsd-pf-list, freebsd-net-list From owner-freebsd-virtualization@freebsd.org Tue Jul 21 15:52:19 2015 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 C6CF29A72F8 for ; Tue, 21 Jul 2015 15:52:19 +0000 (UTC) (envelope-from daemon-user@freebsd.org) Received: from phabric-backend.isc.freebsd.org (phabric-backend.isc.freebsd.org [IPv6:2001:4f8:3:ffe0:406a:0:50:2]) by mx1.freebsd.org (Postfix) with ESMTP id A612F1C7E for ; Tue, 21 Jul 2015 15:52:19 +0000 (UTC) (envelope-from daemon-user@freebsd.org) Received: by phabric-backend.isc.freebsd.org (Postfix, from userid 1346) id 86FA8FA4E; Tue, 21 Jul 2015 15:52:19 +0000 (UTC) Date: Tue, 21 Jul 2015 15:52:19 +0000 To: freebsd-virtualization@freebsd.org From: =?utf-8?Q?eri_=28Ermal_LU=C3=87I=29?= Reply-to: D1944+333+b09c6235d993877b@FreeBSD.org Subject: [Differential] [Updated] D1944: PF and VIMAGE fixes Message-ID: X-Priority: 3 Thread-Topic: D1944: PF and VIMAGE fixes X-Herald-Rules: none X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-To: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: X-Phabricator-Cc: In-Reply-To: References: Thread-Index: NDc2NzM0MzY4OTdiYThiNTU1MjY2ZDZmMTJiIFWuarM= Precedence: bulk X-Phabricator-Sent-This-Message: Yes X-Mail-Transport-Agent: MetaMTA X-Auto-Response-Suppress: All X-Phabricator-Mail-Tags: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="utf-8" X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.20 List-Id: "Discussion of various virtualization techniques FreeBSD supports." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 21 Jul 2015 15:52:19 -0000 eri added a reviewer: eri. REVISION DETAIL https://reviews.freebsd.org/D1944 EMAIL PREFERENCES https://reviews.freebsd.org/settings/panel/emailpreferences/ To: nvass-gmx.com, bz, trociny, kristof, gnn, zec, rodrigc, glebius, eri Cc: farrokhi, julian, robak, freebsd-virtualization-list, freebsd-pf-list, freebsd-net-list From owner-freebsd-virtualization@freebsd.org Tue Jul 21 20:37:51 2015 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 3382D9A6839 for ; Tue, 21 Jul 2015 20:37:51 +0000 (UTC) (envelope-from ler@lerctr.org) Received: from thebighonker.lerctr.org (thebighonker.lerctr.org [IPv6:2001:470:1f0f:3ad:223:7dff:fe9e:6e8a]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "thebighonker.lerctr.org", Issuer "COMODO RSA Domain Validation Secure Server CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id C1B511605 for ; Tue, 21 Jul 2015 20:37:50 +0000 (UTC) (envelope-from ler@lerctr.org) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lerctr.org; s=lerami; h=Message-ID:Subject:To:From:Date:Content-Transfer-Encoding:Content-Type:MIME-Version; bh=QiEhyDbTSEt/3X0hBEPfswDF6OR6wmUSVYkunPgwkLc=; b=J9R2mUcm+/vq19Sppn5JutANoD0GqpNdIjeiB/Zi8dyDl4PVU0dUp2x/qZDp7hDL0pPo5EJpcVo6n+UwtMh3pMu2qio3L8yvLPvrAo0mhf5Ch7Yv9w7CDH7+K42iKG6/aRnddRD/IRY5H+W17c3y8IHqm1erCA8P+kWp0QVFFls=; Received: from thebighonker.lerctr.org ([2001:470:1f0f:3ad:223:7dff:fe9e:6e8a]:27909 helo=webmail.lerctr.org) by thebighonker.lerctr.org with esmtpsa (TLSv1:DHE-RSA-AES128-SHA:128) (Exim 4.85 (FreeBSD)) (envelope-from ) id 1ZHeIO-000Avg-1i for freebsd-virtualization@freebsd.org; Tue, 21 Jul 2015 15:37:48 -0500 Received: from proxy.lucent.com ([135.245.48.12]) by webmail.lerctr.org with HTTP (HTTP/1.1 POST); Tue, 21 Jul 2015 15:37:47 -0500 MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Date: Tue, 21 Jul 2015 15:37:47 -0500 From: Larry Rosenman To: freebsd-virtualization@freebsd.org Subject: docker info? Message-ID: <4d6bdf33235afb887de3c0092073db5a@thebighonker.lerctr.org> X-Sender: ler@lerctr.org User-Agent: Roundcube Webmail/1.1.2 X-Spam-Score: -1.0 (-) X-LERCTR-Spam-Score: -1.0 (-) X-Spam-Report: SpamScore (-1.0/5.0) ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 X-LERCTR-Spam-Report: SpamScore (-1.0/5.0) ALL_TRUSTED=-1, SHORTCIRCUIT=-0.0001 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: Tue, 21 Jul 2015 20:37:51 -0000 When I try to run docker info (freshly installed): borg.lerctr.org /home/ler $ docker info Get http:///var/run/docker.sock/v1.19/info: EOF. Are you trying to connect to a TLS-enabled daemon without TLS? borg.lerctr.org /home/ler $ docker --tls info An error occurred trying to connect: Get https:///var/run/docker.sock/v1.19/info: tls: oversized record received with length 20527 borg.lerctr.org /home/ler $ Ideas? What else do you need. -- Larry Rosenman http://www.lerctr.org/~ler Phone: +1 214-642-9640 E-Mail: ler@lerctr.org US Mail: 108 Turvey Cove, Hutto, TX 78634-5688 From owner-freebsd-virtualization@freebsd.org Wed Jul 22 13:04:26 2015 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 74E979A664F; Wed, 22 Jul 2015 13:04:26 +0000 (UTC) (envelope-from timp87@gmail.com) Received: from mail-wi0-x229.google.com (mail-wi0-x229.google.com [IPv6:2a00:1450:400c:c05::229]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 182C41231; Wed, 22 Jul 2015 13:04:26 +0000 (UTC) (envelope-from timp87@gmail.com) Received: by wibud3 with SMTP id ud3so171489634wib.0; Wed, 22 Jul 2015 06:04:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; bh=XUWtIvknuaYbJ/zGMP25mxh33UsA33u14tWOOTEQAAc=; b=YFiwaRErZDc5DVxDcDjelEp5CMk/3ZW6z42273/WOITjJR7QTPetueHD6+6wM6qE1P 0wYh/21Qh+RhPtl9z4weXys4j0lyjldkrfpheCcBsCnbDjCiokY5xYJPHMapTm3lp2Q8 VUA6xOOWw8uVWvWULMo49YwZCrhulwg4R6sy8i3RcJ2tOj/2vLLQQdKKw0xbvnYUNkR+ 2SuCLjoPTnKXW6jRK3M/A8wPLjVBsXu0a212vqmk/BmqxvKmRivwsxe82MVEF4dbZNwi 5XRRKujd/CiphToEq8nboM2yHqsq7r0l94aa4TVNklvJFWNQjWO2utwTA/FnHmjN1TO5 GdsQ== MIME-Version: 1.0 X-Received: by 10.180.198.178 with SMTP id jd18mr41761623wic.14.1437570264436; Wed, 22 Jul 2015 06:04:24 -0700 (PDT) Received: by 10.28.48.207 with HTTP; Wed, 22 Jul 2015 06:04:24 -0700 (PDT) In-Reply-To: References: <20150707130902.GA41189@zxy.spb.ru> <20150707154906.GA44094@zxy.spb.ru> Date: Wed, 22 Jul 2015 16:04:24 +0300 Message-ID: Subject: Re: MS DNS doesn't answer to CURRENT under Hyper-V From: Pavel Timofeev To: Wei Hu Cc: Slawa Olhovchenkov , "freebsd-current@freebsd.org" , "freebsd-virtualization@freebsd.org" Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable 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: Wed, 22 Jul 2015 13:04:26 -0000 Hi! I see you have done the code for disabling UDP checksum offloading when running on the Hyper-V on Windows Server 2012 and earlier hosts https://svnweb.freebsd.org/base?view=3Drevision&revision=3D285785 I tried new CURRENT and it works. Thank you! A small note here: while it disables and works it still shows RXCSUM and TSCSUM in iface's options: root@proxy:/usr/src # ifconfig hn0 hn0: flags=3D8843 metric 0 mtu 1500 options=3D31b ether 00:15:5d:02:9c:09 inet 192.168.25.26 netmask 0xffffffc0 broadcast 192.168.25.63 nd6 options=3D29 Is it possible to hide it automatically if it's disabled by new code? 2015-07-13 11:06 GMT+03:00 Wei Hu : > We have root caused the problem. This issue happens on the Hyper-Vs on Wi= ndows Server 2012 (Win 8.0) and earlier releases. On these releases, the UP= D checksum offloading on host side does not work properly. The workaround i= s to disable UPD checksum offloading in the FreeBSD guest through 'ifconfig= '. We are also working on a patch to turn off UPD checksum offloading in th= e netvsc driver when detecting the Hyper-V releases. > > The UDP checksum offloading works fine on Windows Server 2012R2 and Win 8= .1 hosts. > > Thanks Pavel and Slawa for the support. > > Wei > > >> -----Original Message----- >> From: owner-freebsd-virtualization@freebsd.org [mailto:owner-freebsd- >> virtualization@freebsd.org] On Behalf Of Pavel Timofeev >> Sent: Wednesday, July 8, 2015 4:06 PM >> To: Slawa Olhovchenkov >> Cc: freebsd-current@freebsd.org; freebsd-virtualization@freebsd.org >> Subject: Re: MS DNS doesn't answer to CURRENT under Hyper-V >> >> Ok, r284746 is the root of the problem. MS DNS works under r284745 and >> doesn't work under r284746. >> Slawa, what should I look at in wireshark output? >> >> >> 2015-07-07 18:49 GMT+03:00 Slawa Olhovchenkov : >> > On Tue, Jul 07, 2015 at 06:04:46PM +0300, Pavel Timofeev wrote: >> > >> >> Well, turning off checksum offloading by `ifconfig hn0 -txcsum >> >> -rxcsum` definitely helps. >> >> >> >> As for tcpdump I'm not completely sure if I did it right, but I see >> >> "bad udp cksum" phrase: >> >> >> >> # tcpdump -i hn0 -vvv -nn udp dst port 53 >> >> tcpdump: listening on hn0, link-type EN10MB (Ethernet), capture size >> >> 262144 bytes >> >> 18:01:19.139994 IP (tos 0x0, ttl 64, id 61218, offset 0, flags >> >> [none], proto UDP (17), length 51) >> >> 192.168.25.26.45683 > 192.168.25.3.53: [bad udp cksum 0xb39e -> >> >> 0xf210!] 52886+ A? ya.ru. (23) >> >> 18:01:24.140544 IP (tos 0x0, ttl 64, id 17293, offset 0, flags >> >> [none], proto UDP (17), length 51) >> >> 192.168.25.26.12575 > 192.168.25.3.53: [bad udp cksum 0xb39e -> >> >> 0x7365!] 52886+ A? ya.ru. (23) >> > >> > tcpdump "bad udp cksum" is normal on FreeBSD host in case checksum >> > offload (and may be need only for help finding issuse in code). Need >> > wireshark capturing from MS DNS host (or from mirroring port). >> _______________________________________________ >> freebsd-virtualization@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-virtualization >> To unsubscribe, send any mail to "freebsd-virtualization- >> unsubscribe@freebsd.org" From owner-freebsd-virtualization@freebsd.org Wed Jul 22 13:05:49 2015 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 03F7B9A66E0; Wed, 22 Jul 2015 13:05:49 +0000 (UTC) (envelope-from timp87@gmail.com) Received: from mail-wi0-x22e.google.com (mail-wi0-x22e.google.com [IPv6:2a00:1450:400c:c05::22e]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 8F1D61507; Wed, 22 Jul 2015 13:05:48 +0000 (UTC) (envelope-from timp87@gmail.com) Received: by wicmv11 with SMTP id mv11so80789794wic.0; Wed, 22 Jul 2015 06:05:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; bh=iDKS6q4TAv7ESPf4T0U3S6epX+R9dVSKp3N8YECtYzI=; b=cD9+5u/01qr6KDj1REk0KKFm99SbLSGXx/lxg4y3iCXNKlKmlXrqz63FRz+sUTKft+ QfUQazqOOt70dmrUnjxQU1T4u74NzWsLkvfY3OOog1vwJHsvbvgrlA4KNQY2kUmss7CL 47H8HHNQ2mnLgWeD6MwvdwCi/opvsT/rFDSvoBweoELTBdT+Oepfbnl0Fs6b5apA1S6m RmM6mLUyPnf1z0uNL3DWCKXsua+ckwLzuqT8/NZhxRU7XutosnNY5PJxv7MgFjV+rg5w r4PQKu24tO7DDta5TcRGWBj1G1ET/oIvOQSJxBjuC5AfxQlYtu0qTM//1KvzN7arrNwo m9Rg== MIME-Version: 1.0 X-Received: by 10.180.76.193 with SMTP id m1mr41256696wiw.11.1437570347054; Wed, 22 Jul 2015 06:05:47 -0700 (PDT) Received: by 10.28.48.207 with HTTP; Wed, 22 Jul 2015 06:05:46 -0700 (PDT) In-Reply-To: References: <20150707130902.GA41189@zxy.spb.ru> <20150707154906.GA44094@zxy.spb.ru> Date: Wed, 22 Jul 2015 16:05:46 +0300 Message-ID: Subject: Re: MS DNS doesn't answer to CURRENT under Hyper-V From: Pavel Timofeev To: Wei Hu Cc: Slawa Olhovchenkov , "freebsd-current@freebsd.org" , "freebsd-virtualization@freebsd.org" Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable 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: Wed, 22 Jul 2015 13:05:49 -0000 I rebuilt only kernel if it matters. Not the world. 2015-07-22 16:04 GMT+03:00 Pavel Timofeev : > Hi! I see you have done the code for disabling UDP checksum offloading > when running on the Hyper-V on Windows Server 2012 and earlier hosts > > https://svnweb.freebsd.org/base?view=3Drevision&revision=3D285785 > > I tried new CURRENT and it works. Thank you! > > A small note here: while it disables and works it still shows RXCSUM > and TSCSUM in iface's options: > > root@proxy:/usr/src # ifconfig hn0 > hn0: flags=3D8843 metric 0 mtu 15= 00 > options=3D31b > ether 00:15:5d:02:9c:09 > inet 192.168.25.26 netmask 0xffffffc0 broadcast 192.168.25.63 > nd6 options=3D29 > > Is it possible to hide it automatically if it's disabled by new code? > > > 2015-07-13 11:06 GMT+03:00 Wei Hu : >> We have root caused the problem. This issue happens on the Hyper-Vs on W= indows Server 2012 (Win 8.0) and earlier releases. On these releases, the U= PD checksum offloading on host side does not work properly. The workaround = is to disable UPD checksum offloading in the FreeBSD guest through 'ifconfi= g'. We are also working on a patch to turn off UPD checksum offloading in t= he netvsc driver when detecting the Hyper-V releases. >> >> The UDP checksum offloading works fine on Windows Server 2012R2 and Win = 8.1 hosts. >> >> Thanks Pavel and Slawa for the support. >> >> Wei >> >> >>> -----Original Message----- >>> From: owner-freebsd-virtualization@freebsd.org [mailto:owner-freebsd- >>> virtualization@freebsd.org] On Behalf Of Pavel Timofeev >>> Sent: Wednesday, July 8, 2015 4:06 PM >>> To: Slawa Olhovchenkov >>> Cc: freebsd-current@freebsd.org; freebsd-virtualization@freebsd.org >>> Subject: Re: MS DNS doesn't answer to CURRENT under Hyper-V >>> >>> Ok, r284746 is the root of the problem. MS DNS works under r284745 and >>> doesn't work under r284746. >>> Slawa, what should I look at in wireshark output? >>> >>> >>> 2015-07-07 18:49 GMT+03:00 Slawa Olhovchenkov : >>> > On Tue, Jul 07, 2015 at 06:04:46PM +0300, Pavel Timofeev wrote: >>> > >>> >> Well, turning off checksum offloading by `ifconfig hn0 -txcsum >>> >> -rxcsum` definitely helps. >>> >> >>> >> As for tcpdump I'm not completely sure if I did it right, but I see >>> >> "bad udp cksum" phrase: >>> >> >>> >> # tcpdump -i hn0 -vvv -nn udp dst port 53 >>> >> tcpdump: listening on hn0, link-type EN10MB (Ethernet), capture size >>> >> 262144 bytes >>> >> 18:01:19.139994 IP (tos 0x0, ttl 64, id 61218, offset 0, flags >>> >> [none], proto UDP (17), length 51) >>> >> 192.168.25.26.45683 > 192.168.25.3.53: [bad udp cksum 0xb39e -> >>> >> 0xf210!] 52886+ A? ya.ru. (23) >>> >> 18:01:24.140544 IP (tos 0x0, ttl 64, id 17293, offset 0, flags >>> >> [none], proto UDP (17), length 51) >>> >> 192.168.25.26.12575 > 192.168.25.3.53: [bad udp cksum 0xb39e -> >>> >> 0x7365!] 52886+ A? ya.ru. (23) >>> > >>> > tcpdump "bad udp cksum" is normal on FreeBSD host in case checksum >>> > offload (and may be need only for help finding issuse in code). Need >>> > wireshark capturing from MS DNS host (or from mirroring port). >>> _______________________________________________ >>> freebsd-virtualization@freebsd.org mailing list >>> http://lists.freebsd.org/mailman/listinfo/freebsd-virtualization >>> To unsubscribe, send any mail to "freebsd-virtualization- >>> unsubscribe@freebsd.org" From owner-freebsd-virtualization@freebsd.org Thu Jul 23 04:51:34 2015 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 847029A8A4F; Thu, 23 Jul 2015 04:51:34 +0000 (UTC) (envelope-from weh@microsoft.com) Received: from na01-bn1-obe.outbound.protection.outlook.com (mail-bn1on0145.outbound.protection.outlook.com [157.56.110.145]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (Client CN "mail.protection.outlook.com", Issuer "MSIT Machine Auth CA 2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id D66CE1191; Thu, 23 Jul 2015 04:51:33 +0000 (UTC) (envelope-from weh@microsoft.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=selector1; h=From:To:Date:Subject:Message-ID:Content-Type:MIME-Version; bh=S7bOVXdvOw/b5M+UhItGD1BofQ607Jk14tScV1Dv/kA=; b=D+JmPoWBZdGJ5VMNcZ7FTLAWC3qA/kjw+Y6eSq9gteaOvJQgeacCopnsUXoTjvtFaEwW5GK70vRMLF4IowfstMTk+09dImnSsLsapvca+dVfAHVV7VN193Ika5H6j7q1Q09IWoO99evDE3jyaxyFcpkreUwIc9Jk5z0kSGeCGMM= Received: from BY1PR03MB1434.namprd03.prod.outlook.com (10.162.127.152) by BY1PR03MB1436.namprd03.prod.outlook.com (10.162.127.154) with Microsoft SMTP Server (TLS) id 15.1.225.19; Thu, 23 Jul 2015 04:51:25 +0000 Received: from BY1PR03MB1434.namprd03.prod.outlook.com ([10.162.127.152]) by BY1PR03MB1434.namprd03.prod.outlook.com ([10.162.127.152]) with mapi id 15.01.0225.018; Thu, 23 Jul 2015 04:51:25 +0000 From: Wei Hu To: Pavel Timofeev CC: Slawa Olhovchenkov , "freebsd-current@freebsd.org" , "freebsd-virtualization@freebsd.org" Subject: RE: MS DNS doesn't answer to CURRENT under Hyper-V Thread-Topic: MS DNS doesn't answer to CURRENT under Hyper-V Thread-Index: AQHQuKsxHCAHG2fAnE6RlFoo4JehXp3P+tkAgAAgVgCAAAxjAIABENiAgAfXc/CADnypAIABBhSg Date: Thu, 23 Jul 2015 04:51:25 +0000 Message-ID: References: <20150707130902.GA41189@zxy.spb.ru> <20150707154906.GA44094@zxy.spb.ru> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: gmail.com; dkim=none (message not signed) header.d=none; x-originating-ip: [58.34.98.4] x-microsoft-exchange-diagnostics: 1; BY1PR03MB1436; 5:GzGTDYTnFgPL0VVfEIUD/rEo1R5GjOqCJzhKZw2wmhnXYLgda0F9omgkhXJA/XhVMKcWXPwo+E0iN2qO1Hs0Dt3iIgPP+pFb50r1bk1970onvGLJ8UY2FSm5Z3ZYxr03mbWd/97umQKqd05+b7G3kA==; 24:BF/+BiVfSrZRKc81Un6sGSrGWej8ETRFqi0sdEUuaOPVbwCGI0QE9r9bAteovnqpYKNgwYs05ORymSxc4UhpEEFFIu1OhzOO3J9dXerIGUQ=; 20:0Bhzx32nL5waXzYYnywDlpjjK5yuHXxLS4A61EG37sB96VOBFjv9By1ia19k2tth1o2AV3I0rvDG5b2rKDQVNQ== x-microsoft-antispam: UriScan:; BCL:0; PCL:0; RULEID:(42134001)(42139001); SRVR:BY1PR03MB1436; by1pr03mb1436: X-MS-Exchange-Organization-RulesExecuted x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:(108003899814671); x-exchange-antispam-report-cfa-test: BCL:0; PCL:0; RULEID:(601004)(2401001)(5005006)(3002001); SRVR:BY1PR03MB1436; BCL:0; PCL:0; RULEID:; SRVR:BY1PR03MB1436; x-forefront-prvs: 06469BCC91 x-forefront-antispam-report: SFV:NSPM; SFS:(10019020)(6009001)(164054003)(377454003)(13464003)(24454002)(377424004)(19580405001)(15975445007)(19580395003)(5003600100002)(77156002)(77096005)(46102003)(99286002)(50986999)(189998001)(76176999)(2950100001)(2900100001)(76576001)(1411001)(5001960100002)(54356999)(106116001)(74316001)(122556002)(33656002)(66066001)(62966003)(102836002)(86362001)(40100003)(10090500001)(93886004)(5002640100001)(230673001)(4477795004)(1720100001)(110136002)(87936001)(2656002)(92566002); DIR:OUT; SFP:1102; SCL:1; SRVR:BY1PR03MB1436; H:BY1PR03MB1434.namprd03.prod.outlook.com; FPR:; SPF:None; MLV:sfv; LANG:en; Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-originalarrivaltime: 23 Jul 2015 04:51:25.0324 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY1PR03MB1436 X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: "Discussion of various virtualization techniques FreeBSD supports." 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TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 302F81A3F; Thu, 23 Jul 2015 07:54:16 +0000 (UTC) (envelope-from timp87@gmail.com) Received: by wibxm9 with SMTP id xm9so195951647wib.0; Thu, 23 Jul 2015 00:54:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; bh=lvrAdhrx+/pAm0iyXR38vfLEUwoPohWxWaQ4bQrwpSA=; b=zFQVqqWjBrNwKx7Pr2T6XLjs9ew0JLVdRxUF+DzCt6RVy2Iy82iBnMgNeU0qA973Hz JZBqa0/2TwIp0TN9OiqINKNh2oyoiXOOvQbqbVbicW1QJQt5Z+mccJr72o1t0GT9rt5e RluwhuWR9WUiJhXs5ZQzZUNprwggQhg+je+ebZaKLdBVJPM2eV+sTcE6Oa6ymTmPVfvJ GZluIYBivDQE/c/EH8omYrhT8uKSntQkKUcIzqH+LdfwbdI+zCklzvy8MU8Eieizxm12 xmg8TM81bWFubrP7zHmEtMd5tXaR1kltDFITh4dyMuu8ujWs4TBuKDj/DkmjjBlCeK0x Cnwg== MIME-Version: 1.0 X-Received: by 10.180.76.193 with SMTP id m1mr48840858wiw.11.1437638054588; Thu, 23 Jul 2015 00:54:14 -0700 (PDT) Received: by 10.28.48.207 with HTTP; Thu, 23 Jul 2015 00:54:14 -0700 (PDT) In-Reply-To: References: <20150707130902.GA41189@zxy.spb.ru> <20150707154906.GA44094@zxy.spb.ru> Date: Thu, 23 Jul 2015 10:54:14 +0300 Message-ID: Subject: Re: MS DNS doesn't answer to CURRENT under Hyper-V From: Pavel Timofeev To: Wei Hu Cc: Slawa Olhovchenkov , "freebsd-current@freebsd.org" , "freebsd-virtualization@freebsd.org" Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable 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: Thu, 23 Jul 2015 07:54:16 -0000 Ok, sorry! 2015-07-23 7:51 GMT+03:00 Wei Hu : > The TCP offloading is still working on these platforms. There is no flag = to distinguish UDP and TCP offloading, so the RXCSUM and TXCSUM are still s= et. Let me know if there is any other way to show it properly. > > Thanks, > Wei > > > -----Original Message----- > From: Pavel Timofeev [mailto:timp87@gmail.com] > Sent: Wednesday, July 22, 2015 9:04 PM > To: Wei Hu > Cc: Slawa Olhovchenkov ; freebsd-current@freebsd.org; fre= ebsd-virtualization@freebsd.org > Subject: Re: MS DNS doesn't answer to CURRENT under Hyper-V > > Hi! I see you have done the code for disabling UDP checksum offloading wh= en running on the Hyper-V on Windows Server 2012 and earlier hosts > > https://svnweb.freebsd.org/base?view=3Drevision&revision=3D285785 > > I tried new CURRENT and it works. Thank you! > > A small note here: while it disables and works it still shows RXCSUM and = TSCSUM in iface's options: > > root@proxy:/usr/src # ifconfig hn0 > hn0: flags=3D8843 metric 0 mtu 15= 00 > options=3D31b > ether 00:15:5d:02:9c:09 > inet 192.168.25.26 netmask 0xffffffc0 broadcast 192.168.25.63 > nd6 options=3D29 > > Is it possible to hide it automatically if it's disabled by new code? > > > 2015-07-13 11:06 GMT+03:00 Wei Hu : >> We have root caused the problem. This issue happens on the Hyper-Vs on W= indows Server 2012 (Win 8.0) and earlier releases. On these releases, the U= PD checksum offloading on host side does not work properly. The workaround = is to disable UPD checksum offloading in the FreeBSD guest through 'ifconfi= g'. We are also working on a patch to turn off UPD checksum offloading in t= he netvsc driver when detecting the Hyper-V releases. >> >> The UDP checksum offloading works fine on Windows Server 2012R2 and Win = 8.1 hosts. >> >> Thanks Pavel and Slawa for the support. >> >> Wei >> >> >>> -----Original Message----- >>> From: owner-freebsd-virtualization@freebsd.org [mailto:owner-freebsd- >>> virtualization@freebsd.org] On Behalf Of Pavel Timofeev >>> Sent: Wednesday, July 8, 2015 4:06 PM >>> To: Slawa Olhovchenkov >>> Cc: freebsd-current@freebsd.org; freebsd-virtualization@freebsd.org >>> Subject: Re: MS DNS doesn't answer to CURRENT under Hyper-V >>> >>> Ok, r284746 is the root of the problem. MS DNS works under r284745 >>> and doesn't work under r284746. >>> Slawa, what should I look at in wireshark output? >>> >>> >>> 2015-07-07 18:49 GMT+03:00 Slawa Olhovchenkov : >>> > On Tue, Jul 07, 2015 at 06:04:46PM +0300, Pavel Timofeev wrote: >>> > >>> >> Well, turning off checksum offloading by `ifconfig hn0 -txcsum >>> >> -rxcsum` definitely helps. >>> >> >>> >> As for tcpdump I'm not completely sure if I did it right, but I >>> >> see "bad udp cksum" phrase: >>> >> >>> >> # tcpdump -i hn0 -vvv -nn udp dst port 53 >>> >> tcpdump: listening on hn0, link-type EN10MB (Ethernet), capture >>> >> size >>> >> 262144 bytes >>> >> 18:01:19.139994 IP (tos 0x0, ttl 64, id 61218, offset 0, flags >>> >> [none], proto UDP (17), length 51) >>> >> 192.168.25.26.45683 > 192.168.25.3.53: [bad udp cksum 0xb39e >>> >> -> 0xf210!] 52886+ A? ya.ru. (23) >>> >> 18:01:24.140544 IP (tos 0x0, ttl 64, id 17293, offset 0, flags >>> >> [none], proto UDP (17), length 51) >>> >> 192.168.25.26.12575 > 192.168.25.3.53: [bad udp cksum 0xb39e >>> >> -> 0x7365!] 52886+ A? ya.ru. (23) >>> > >>> > tcpdump "bad udp cksum" is normal on FreeBSD host in case checksum >>> > offload (and may be need only for help finding issuse in code). >>> > Need wireshark capturing from MS DNS host (or from mirroring port). >>> _______________________________________________ >>> freebsd-virtualization@freebsd.org mailing list >>> http://lists.freebsd.org/mailman/listinfo/freebsd-virtualization >>> To unsubscribe, send any mail to "freebsd-virtualization- >>> unsubscribe@freebsd.org"