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=-8.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham 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 7EA17C433E0 for ; Thu, 28 May 2020 11:33:05 +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 43E1E2075A for ; Thu, 28 May 2020 11:33:05 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="N7MeGV9X" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 43E1E2075A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:47288 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jeGmW-0001KU-FG for qemu-devel@archiver.kernel.org; Thu, 28 May 2020 07:33:04 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:53194) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jeGlx-0000u3-UT for qemu-devel@nongnu.org; Thu, 28 May 2020 07:32:29 -0400 Received: from us-smtp-2.mimecast.com ([205.139.110.61]:39605 helo=us-smtp-delivery-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1jeGlw-0003Ab-Kh for qemu-devel@nongnu.org; Thu, 28 May 2020 07:32:29 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1590665546; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:autocrypt:autocrypt; bh=2DPEx2uzuIT4HJJaxP5NjmP8B5TITmuezd2XqH6y6a8=; b=N7MeGV9XbIgIiqJs51/g5DknOh6c988XVO/zt68ct2uxd+lQiEDndE/On9AiqNsqJroQ3w PnfWAb0C3X86XRl/upde4ro6NbzF/kyInNLobmnPo4X+HkiZ1MDVNwY0rt7oHqlMXkY++u S3VAQ8kudmPgrTLlQm2LIbxnkkPZh/g= Received: from mail-wr1-f70.google.com (mail-wr1-f70.google.com [209.85.221.70]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-132-TbeJlTDqNGycIQ6_yDaYkg-1; Thu, 28 May 2020 07:32:21 -0400 X-MC-Unique: TbeJlTDqNGycIQ6_yDaYkg-1 Received: by mail-wr1-f70.google.com with SMTP id q24so7104534wra.14 for ; Thu, 28 May 2020 04:32:21 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:autocrypt :message-id:date:user-agent:mime-version:in-reply-to :content-language:content-transfer-encoding; bh=2DPEx2uzuIT4HJJaxP5NjmP8B5TITmuezd2XqH6y6a8=; b=O+Cae6Hv7kT1gW1jGClXWlurUcSzNXbCTfIKL+nFSVfwUBY+kfyb4r/STyFUB3gJPi oFNF7MB56CSBD39sRqpU8iKeQa7HtjE6KaK0fSoPcyw7yVaAWlnXrCy5aW80ftJyj5k1 OdmztrLXXnQeDZo9L13r0miVnZJOIUH+0sQw7NfWorHqf3GZ9/EXkzh3kVG0/+ZRkjUZ I+VLLss61/FEGewU/MIgcYsU5GvZ/WnhWpzFzPEFj+ghSlPRWl3xYYECm1TCoY/c7Css pZMITnlT9aHjD7W54MFGl8PNSW1NxaHonqBh7nP2Mc1nCHHfw4+bUdSRXUKJQH3+JZVp a/eA== X-Gm-Message-State: AOAM530JMSHWWeYR1l6zPObK5kymbxOshFPhVpaGe8DCOQt4F80KiUGn GNaV7KXTmEKnbuDBzc297dYSWIvybjRz0jwMzfmtjE/tn6U0Ug5dnw93A/SuHC66maq2W+4XTse ctE7yqsVa0vzaAxE= X-Received: by 2002:a05:6000:7:: with SMTP id h7mr3363509wrx.55.1590665540744; Thu, 28 May 2020 04:32:20 -0700 (PDT) X-Google-Smtp-Source: ABdhPJz9RI806788gW/Xe3devcr6whoRxmSUeM/MPVXv1Wp7x8mWIYXeQ54jmPli4lcS9OWr5bMRhg== X-Received: by 2002:a05:6000:7:: with SMTP id h7mr3363494wrx.55.1590665540572; Thu, 28 May 2020 04:32:20 -0700 (PDT) Received: from [192.168.1.36] (71.red-88-21-204.staticip.rima-tde.net. [88.21.204.71]) by smtp.gmail.com with ESMTPSA id u4sm6138701wmb.48.2020.05.28.04.32.19 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 28 May 2020 04:32:19 -0700 (PDT) Subject: Re: [PATCH v2 04/11] tests/acceptance: add kernel record/replay test for x86_64 To: =?UTF-8?Q?Alex_Benn=c3=a9e?= References: <159057543840.16818.14393433996899521784.stgit@pasha-ThinkPad-X280> <159057546117.16818.15607496040935344350.stgit@pasha-ThinkPad-X280> <1510a96e-2768-32c9-44f5-465ed9b0d859@redhat.com> <19507b45-b8d5-0bab-c0bf-a9ae161281f6@ispras.ru> <87k10w48t9.fsf@linaro.org> From: =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= Autocrypt: addr=philmd@redhat.com; keydata= mQINBDXML8YBEADXCtUkDBKQvNsQA7sDpw6YLE/1tKHwm24A1au9Hfy/OFmkpzo+MD+dYc+7 bvnqWAeGweq2SDq8zbzFZ1gJBd6+e5v1a/UrTxvwBk51yEkadrpRbi+r2bDpTJwXc/uEtYAB GvsTZMtiQVA4kRID1KCdgLa3zztPLCj5H1VZhqZsiGvXa/nMIlhvacRXdbgllPPJ72cLUkXf z1Zu4AkEKpccZaJspmLWGSzGu6UTZ7UfVeR2Hcc2KI9oZB1qthmZ1+PZyGZ/Dy+z+zklC0xl XIpQPmnfy9+/1hj1LzJ+pe3HzEodtlVA+rdttSvA6nmHKIt8Ul6b/h1DFTmUT1lN1WbAGxmg CH1O26cz5nTrzdjoqC/b8PpZiT0kO5MKKgiu5S4PRIxW2+RA4H9nq7nztNZ1Y39bDpzwE5Sp bDHzd5owmLxMLZAINtCtQuRbSOcMjZlg4zohA9TQP9krGIk+qTR+H4CV22sWldSkVtsoTaA2 qNeSJhfHQY0TyQvFbqRsSNIe2gTDzzEQ8itsmdHHE/yzhcCVvlUzXhAT6pIN0OT+cdsTTfif MIcDboys92auTuJ7U+4jWF1+WUaJ8gDL69ThAsu7mGDBbm80P3vvUZ4fQM14NkxOnuGRrJxO qjWNJ2ZUxgyHAh5TCxMLKWZoL5hpnvx3dF3Ti9HW2dsUUWICSQARAQABtDJQaGlsaXBwZSBN YXRoaWV1LURhdWTDqSAoUGhpbCkgPHBoaWxtZEByZWRoYXQuY29tPokCVQQTAQgAPwIbDwYL CQgHAwIGFQgCCQoLBBYCAwECHgECF4AWIQSJweePYB7obIZ0lcuio/1u3q3A3gUCXsfWwAUJ KtymWgAKCRCio/1u3q3A3ircD/9Vjh3aFNJ3uF3hddeoFg1H038wZr/xi8/rX27M1Vj2j9VH 0B8Olp4KUQw/hyO6kUxqkoojmzRpmzvlpZ0cUiZJo2bQIWnvScyHxFCv33kHe+YEIqoJlaQc JfKYlbCoubz+02E2A6bFD9+BvCY0LBbEj5POwyKGiDMjHKCGuzSuDRbCn0Mz4kCa7nFMF5Jv piC+JemRdiBd6102ThqgIsyGEBXuf1sy0QIVyXgaqr9O2b/0VoXpQId7yY7OJuYYxs7kQoXI 6WzSMpmuXGkmfxOgbc/L6YbzB0JOriX0iRClxu4dEUg8Bs2pNnr6huY2Ft+qb41RzCJvvMyu gS32LfN0bTZ6Qm2A8ayMtUQgnwZDSO23OKgQWZVglGliY3ezHZ6lVwC24Vjkmq/2yBSLakZE 6DZUjZzCW1nvtRK05ebyK6tofRsx8xB8pL/kcBb9nCuh70aLR+5cmE41X4O+MVJbwfP5s/RW 9BFSL3qgXuXso/3XuWTQjJJGgKhB6xXjMmb1J4q/h5IuVV4juv1Fem9sfmyrh+Wi5V1IzKI7 RPJ3KVb937eBgSENk53P0gUorwzUcO+ASEo3Z1cBKkJSPigDbeEjVfXQMzNt0oDRzpQqH2vp apo2jHnidWt8BsckuWZpxcZ9+/9obQ55DyVQHGiTN39hkETy3Emdnz1JVHTU0Q== Message-ID: <9cbf625d-258c-9419-e1d3-13b0d5a25bb2@redhat.com> Date: Thu, 28 May 2020 13:32:18 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: <87k10w48t9.fsf@linaro.org> Content-Language: en-US X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=205.139.110.61; envelope-from=philmd@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/05/28 06:31:20 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Eduardo Habkost , pavel.dovgaluk@ispras.ru, qemu-devel@nongnu.org, Pavel Dovgalyuk , Pavel Dovgalyuk , wrampazz@redhat.com, crosa@redhat.com, pbonzini@redhat.com, Robert Foley Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 5/28/20 1:07 PM, Alex Bennée wrote: > > Philippe Mathieu-Daudé writes: > >> On 5/28/20 9:12 AM, Pavel Dovgalyuk wrote: >>> >>> On 27.05.2020 17:53, Philippe Mathieu-Daudé wrote: >>>> On 5/27/20 12:31 PM, Pavel Dovgalyuk wrote: >>>>> This patch adds a test for record/replay an execution of x86_64 machine. >>>>> Execution scenario includes simple kernel boot, which allows testing >>>>> basic hardware interaction in RR mode. >>>>> >>>>> Signed-off-by: Pavel Dovgalyuk >>>>> --- >>>>> 0 files changed >>>>> >>>>> diff --git a/tests/acceptance/replay_kernel.py >>>>> b/tests/acceptance/replay_kernel.py >>>>> index b8b277ad2f..c7526f1aba 100644 >>>>> --- a/tests/acceptance/replay_kernel.py >>>>> +++ b/tests/acceptance/replay_kernel.py >>>>> @@ -55,3 +55,19 @@ class ReplayKernel(LinuxKernelUtils): >>>>> True, shift, args) >>>>> self.run_vm(kernel_path, kernel_command_line, console_pattern, >>>>> False, shift, args) >>>>> + >>>>> + def test_x86_64_pc(self): >>>>> + """ >>>>> + :avocado: tags=arch:x86_64 >>>>> + :avocado: tags=machine:pc >>>>> + """ >>>>> + kernel_url = >>>>> ('https://archives.fedoraproject.org/pub/archive/fedora' >>>>> + >>>>> '/linux/releases/29/Everything/x86_64/os/images/pxeboot' >>>>> + '/vmlinuz') >>>>> + kernel_hash = '23bebd2680757891cf7adedb033532163a792495' >>>>> + kernel_path = self.fetch_asset(kernel_url, >>>>> asset_hash=kernel_hash) >>>>> + >>>>> + kernel_command_line = self.KERNEL_COMMON_COMMAND_LINE + >>>>> 'console=ttyS0' >>>>> + console_pattern = 'Kernel command line: %s' % >>>>> kernel_command_line >>>>> + >>>>> + self.run_rr(kernel_path, kernel_command_line, console_pattern) >>>>> >>>> This one timeouted (I build with --enable-debug): >>> >>> I've got the strange behavior for the couple of times. >>> >>> Console output was correct (I saw 'Kernel command line' in logs), but >>> _console_interation function didn't notice it. >>> >>> Therefore the test finished with timeout. >>> >>> How this could be possible? >> >> IIRC there is a problem in how Avocado consume the chardev output. > > Is this the same problem Robert has tried to work around in tests/vm? > > From: Robert Foley > Subject: [PATCH v7 12/12] tests/vm: Add workaround to consume console > Date: Tue, 19 May 2020 09:22:59 -0400 > Message-Id: <20200519132259.405-13-robert.foley@linaro.org> Exactly! I guess Marc-André or Eduardo suggested the same fix (use a dedicated polling thread). > >> >> Cleber has been working on some PoC / kludge. >> >> Cleber/Eduardo do you remember the problem? >> >>> >>>> (1/1) tests/acceptance/replay_kernel.py:ReplayKernel.test_x86_64_pc: >>>> replay: recording... >>>> replay: replaying... >>>> INTERRUPTED: Test interrupted by SIGTERM\nRunner error occurred: Timeout >>>> reached\nOriginal status: ERROR\n{'name': >>>> '1-tests/acceptance/replay_kernel.py:ReplayKernel.test_x86_64_pc', >>>> 'logdir': >>>> 'avocado/job-results/job-2020-05-27T16.48-71d7bf4/test-results/1-tes... >>>> (90.68 s) >>>> >>> > >