From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1B0C5C433ED for ; Wed, 31 Mar 2021 15:16:36 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id EA07B61078 for ; Wed, 31 Mar 2021 15:16:34 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EA07B61078 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bugs.launchpad.net Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:53706 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lRca9-0000bx-Vn for qemu-devel@archiver.kernel.org; Wed, 31 Mar 2021 11:16:34 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45058) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lRcZJ-0008Vr-AT for qemu-devel@nongnu.org; Wed, 31 Mar 2021 11:15:41 -0400 Received: from indium.canonical.com ([91.189.90.7]:52126) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lRcZG-0000Oo-0E for qemu-devel@nongnu.org; Wed, 31 Mar 2021 11:15:41 -0400 Received: from loganberry.canonical.com ([91.189.90.37]) by indium.canonical.com with esmtp (Exim 4.86_2 #2 (Debian)) id 1lRcZD-00010U-KG for ; Wed, 31 Mar 2021 15:15:35 +0000 Received: from loganberry.canonical.com (localhost [127.0.0.1]) by loganberry.canonical.com (Postfix) with ESMTP id 955D52E80F9 for ; Wed, 31 Mar 2021 15:15:35 +0000 (UTC) MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Date: Wed, 31 Mar 2021 15:08:59 -0000 From: Vladislav Yaroshchuk <1922102@bugs.launchpad.net> To: qemu-devel@nongnu.org X-Launchpad-Notification-Type: bug X-Launchpad-Bug: product=qemu; status=New; importance=Undecided; assignee=None; X-Launchpad-Bug-Tags: macos net network tap tap-net X-Launchpad-Bug-Information-Type: Public X-Launchpad-Bug-Private: no X-Launchpad-Bug-Security-Vulnerability: no X-Launchpad-Bug-Commenters: shchukovl X-Launchpad-Bug-Reporter: Vladislav Yaroshchuk (shchukovl) X-Launchpad-Bug-Modifier: Vladislav Yaroshchuk (shchukovl) Message-Id: <161720333927.2408.17717907169331715630.malonedeb@chaenomeles.canonical.com> Subject: [Bug 1922102] [NEW] Broken tap networking on macOS host X-Launchpad-Message-Rationale: Subscriber (QEMU) @qemu-devel-ml X-Launchpad-Message-For: qemu-devel-ml Precedence: bulk X-Generated-By: Launchpad (canonical.com); Revision="21fefc602783aa4ba863a4a6c29d38d788ce04ad"; Instance="production" X-Launchpad-Hash: bb99d34feec907b7e130252952b2464378fb79d5 Received-SPF: none client-ip=91.189.90.7; envelope-from=bounces@canonical.com; helo=indium.canonical.com X-Spam_score_int: -65 X-Spam_score: -6.6 X-Spam_bar: ------ X-Spam_report: (-6.6 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.249, RCVD_IN_DNSWL_HI=-5, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Bug 1922102 <1922102@bugs.launchpad.net> Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Public bug reported: Building QEMU with GLib newer than 2.58.3 corrupts tap networking on macOS = hosts. Tap device was provided by Tun/Tap kernel extension installed from brew: =C2=A0=C2=A0brew install tuntap Checked revisions: =C2=A0=C2=A0553032d (v5.2.0) =C2=A0=C2=A06d40ce0 (v6.0.0-rc1) Host: =C2=A0MacBook Pro (Retina, 15-inch, Mid 2015) =C2=A0macOS Catalina 10.15.6 (19G2021) Guest: =C2=A0=C2=A0Linux Ubuntu 4.4.0-206-generic x86_64 =C2=A0=C2=A0Also tested macOS Catalina 10.15.7 as a guest, the behaviour is= the same. QEMU command line: qemu-system-x86_64 \ =C2=A0=C2=A0-drive file=3Dhdd.qcow2,if=3Dvirtio,format=3Dqcow2 \ =C2=A0=C2=A0-m 3G \ =C2=A0=C2=A0-nic tap,script=3Dtap-up.sh tap-up.sh: =C2=A0#!/bin/sh =C2=A0TAPDEV=3D"$1" =C2=A0BRIDGEDEV=3D"bridge0" =C2=A0ifconfig "$BRIDGEDEV" addm "$TAPDEV" Enabling/disabling Hypervisor.Framework acceleration (`-accel hvf`) has no effect. How to reproduce: =C2=A0=C2=A01. Build & install GLib > 2.58.3 (tested 2.60.7, 2.60.7) =C2=A0=C2=A02. Build qemu-system-x86_64 with GLib > 2.58.3 =C2=A0=C2=A03. Boot any guest any guest with tap networking enabled =C2=A0=C2=A04. See that the external network is inaccessible Hotfix: =C2=A0=C2=A01. Build & install GLib 2.58.3 =C2=A0=C2=A02. Build qemu-system-x86_64 with GLib 2.58.3 =C2=A0=C2=A03. Boot any guest with tap networking enabled =C2=A0=C2=A04. See that the external network is accessible, everything is w= orking as expected ** Affects: qemu Importance: Undecided Status: New ** Tags: macos net network tap tap-net ** Description changed: - Building QEMU with GLib newer than 2.58.3 corrupts tap networking. = + Building QEMU with GLib newer than 2.58.3 corrupts tap networking on macO= S hosts. Tap device was provided by Tun/Tap kernel extension installed from brew: - brew install tuntap + =C2=A0=C2=A0brew install tuntap = Checked revisions: - 553032d (v5.2.0) - 6d40ce0 (v6.0.0-rc1) + =C2=A0=C2=A0553032d (v5.2.0) + =C2=A0=C2=A06d40ce0 (v6.0.0-rc1) = Host: - MacBook Pro (Retina, 15-inch, Mid 2015) - macOS Catalina 10.15.6 (19G2021) + =C2=A0MacBook Pro (Retina, 15-inch, Mid 2015) + =C2=A0macOS Catalina 10.15.6 (19G2021) = Guest: - Linux Ubuntu 4.4.0-206-generic x86_64 - Also tested macOS Catalina 10.15.7 as a guest, the behaviour is the sam= e. + =C2=A0=C2=A0Linux Ubuntu 4.4.0-206-generic x86_64 + =C2=A0=C2=A0Also tested macOS Catalina 10.15.7 as a guest, the behaviour = is the same. = QEMU command line: = qemu-system-x86_64 \ - -drive file=3Dhdd.qcow2,if=3Dvirtio,format=3Dqcow2 \ - -m 3G \ - -nic tap,script=3Dtap-up.sh + =C2=A0=C2=A0-drive file=3Dhdd.qcow2,if=3Dvirtio,format=3Dqcow2 \ + =C2=A0=C2=A0-m 3G \ + =C2=A0=C2=A0-nic tap,script=3Dtap-up.sh = tap-up.sh: - = - #!/bin/sh = - TAPDEV=3D"$1" - BRIDGEDEV=3D"bridge0" + =C2=A0#!/bin/sh = - ifconfig "$BRIDGEDEV" addm "$TAPDEV" + =C2=A0TAPDEV=3D"$1" + =C2=A0BRIDGEDEV=3D"bridge0" + = + =C2=A0ifconfig "$BRIDGEDEV" addm "$TAPDEV" = Enabling/disabling Hypervisor.Framework acceleration (`-accel hvf`) has no effect. = - How to reproduce: = - 1. Build & install GLib > 2.58.3 (tested 2.60.7, 2.60.7) - 2. Build qemu-system-x86_64 with GLib > 2.58.3 - 3. Boot any guest any guest with tap networking enabled - 4. See that the external network is inaccessible + How to reproduce: + =C2=A0=C2=A01. Build & install GLib > 2.58.3 (tested 2.60.7, 2.60.7) + =C2=A0=C2=A02. Build qemu-system-x86_64 with GLib > 2.58.3 + =C2=A0=C2=A03. Boot any guest any guest with tap networking enabled + =C2=A0=C2=A04. See that the external network is inaccessible = Hotfix: - 1. Build & install GLib 2.58.3 - 2. Build qemu-system-x86_64 with GLib 2.58.3 - 3. Boot any guest with tap networking enabled - 4. See that the external network is accessible, everything is working a= s expected + =C2=A0=C2=A01. Build & install GLib 2.58.3 + =C2=A0=C2=A02. Build qemu-system-x86_64 with GLib 2.58.3 + =C2=A0=C2=A03. Boot any guest with tap networking enabled + =C2=A0=C2=A04. See that the external network is accessible, everything is= working as expected -- = You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1922102 Title: Broken tap networking on macOS host Status in QEMU: New Bug description: Building QEMU with GLib newer than 2.58.3 corrupts tap networking on macO= S hosts. Tap device was provided by Tun/Tap kernel extension installed from brew: =C2=A0=C2=A0brew install tuntap Checked revisions: =C2=A0=C2=A0553032d (v5.2.0) =C2=A0=C2=A06d40ce0 (v6.0.0-rc1) Host: =C2=A0MacBook Pro (Retina, 15-inch, Mid 2015) =C2=A0macOS Catalina 10.15.6 (19G2021) Guest: =C2=A0=C2=A0Linux Ubuntu 4.4.0-206-generic x86_64 =C2=A0=C2=A0Also tested macOS Catalina 10.15.7 as a guest, the behaviour = is the same. QEMU command line: qemu-system-x86_64 \ =C2=A0=C2=A0-drive file=3Dhdd.qcow2,if=3Dvirtio,format=3Dqcow2 \ =C2=A0=C2=A0-m 3G \ =C2=A0=C2=A0-nic tap,script=3Dtap-up.sh tap-up.sh: =C2=A0#!/bin/sh =C2=A0TAPDEV=3D"$1" =C2=A0BRIDGEDEV=3D"bridge0" =C2=A0ifconfig "$BRIDGEDEV" addm "$TAPDEV" Enabling/disabling Hypervisor.Framework acceleration (`-accel hvf`) has no effect. How to reproduce: =C2=A0=C2=A01. Build & install GLib > 2.58.3 (tested 2.60.7, 2.60.7) =C2=A0=C2=A02. Build qemu-system-x86_64 with GLib > 2.58.3 =C2=A0=C2=A03. Boot any guest any guest with tap networking enabled =C2=A0=C2=A04. See that the external network is inaccessible Hotfix: =C2=A0=C2=A01. Build & install GLib 2.58.3 =C2=A0=C2=A02. Build qemu-system-x86_64 with GLib 2.58.3 =C2=A0=C2=A03. Boot any guest with tap networking enabled =C2=A0=C2=A04. See that the external network is accessible, everything is= working as expected To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1922102/+subscriptions