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=-4.0 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 D2EA5C07E9C for ; Fri, 9 Jul 2021 04:36:37 +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 A2A4061377 for ; Fri, 9 Jul 2021 04:36:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A2A4061377 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]:50562 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m1iFg-00070H-HY for qemu-devel@archiver.kernel.org; Fri, 09 Jul 2021 00:36:36 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:53606) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m1i5i-0006C7-C0 for qemu-devel@nongnu.org; Fri, 09 Jul 2021 00:26:20 -0400 Received: from indium.canonical.com ([91.189.90.7]:60896) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1m1i5a-0001G3-KX for qemu-devel@nongnu.org; Fri, 09 Jul 2021 00:26:17 -0400 Received: from loganberry.canonical.com ([91.189.90.37]) by indium.canonical.com with esmtp (Exim 4.93 #5 (Debian)) id 1m1i5J-0005Dh-7d for ; Fri, 09 Jul 2021 04:25:53 +0000 Received: from loganberry.canonical.com (localhost [127.0.0.1]) by loganberry.canonical.com (Postfix) with ESMTP id AE7012E8188 for ; Fri, 9 Jul 2021 04:25:51 +0000 (UTC) MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Date: Fri, 09 Jul 2021 04:17:23 -0000 From: Launchpad Bug Tracker <1899082@bugs.launchpad.net> To: qemu-devel@nongnu.org X-Launchpad-Notification-Type: bug X-Launchpad-Bug: product=qemu; status=Expired; importance=Undecided; assignee=None; X-Launchpad-Bug-Tags: acceptance pc replay test x86 X-Launchpad-Bug-Information-Type: Public X-Launchpad-Bug-Private: no X-Launchpad-Bug-Security-Vulnerability: no X-Launchpad-Bug-Commenters: beraldoleal cleber-gnu dovgalyuk janitor th-huth X-Launchpad-Bug-Reporter: Cleber Rosa (cleber-gnu) X-Launchpad-Bug-Modifier: Launchpad Janitor (janitor) References: <160219062643.30310.16188463455229225461.malonedeb@gac.canonical.com> Message-Id: <162580424367.19936.15547466471386574264.malone@loganberry.canonical.com> Subject: [Bug 1899082] Re: ReplayKernel.test_x86_64_pc fails intermittently 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="fe01712f453e3d8fdd7cfee725621d71a8ae3628"; Instance="production" X-Launchpad-Hash: b898b01ebc212a394848899aa5c361e8de9e8916 Received-SPF: none client-ip=91.189.90.7; envelope-from=bounces@canonical.com; helo=indium.canonical.com X-Spam_score_int: -68 X-Spam_score: -6.9 X-Spam_bar: ------ X-Spam_report: (-6.9 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.001, 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, WEIRD_PORT=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 1899082 <1899082@bugs.launchpad.net> Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" [Expired for QEMU because there has been no activity for 60 days.] ** Changed in: qemu Status: Incomplete =3D> Expired -- = You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1899082 Title: ReplayKernel.test_x86_64_pc fails intermittently Status in QEMU: Expired Bug description: Even though this acceptance test is already skipped on GitLab CI, the intermittent failures can be seen on other environments too. The record phase works fine, but during the replay phase fail to finish booting the kernel (until the expected place): 16:34:47 DEBUG| [ 0.034498] Last level dTLB entries: 4KB 0, 2MB 0, 4MB= 0, 1GB 0 16:34:47 DEBUG| [ 0.034790] Spectre V2 : Spectre mitigation: LFENCE no= t serializing, switching to generic retpoline 16:34:47 DEBUG| [ 0.035093] Spectre V2 : Mitigation: Full generic retp= oline 16:34:47 DEBUG| [ 0.035347] Spectre V2 : Spectre v2 / SpectreRSB mitig= ation: Filling RSB on context switch 16:34:47 DEBUG| [ 0.035667] 16:36:02 ERROR| = 16:36:02 ERROR| Reproduced traceback from: /home/cleber/src/avocado/avoca= do/avocado/core/test.py:767 16:36:02 ERROR| Traceback (most recent call last): 16:36:02 ERROR| File "/var/lib/users/cleber/build/qemu/tests/acceptance= /replay_kernel.py", line 92, in test_x86_64_pc 16:36:02 ERROR| self.run_rr(kernel_path, kernel_command_line, console= _pattern, shift=3D5) 16:36:02 ERROR| File "/var/lib/users/cleber/build/qemu/tests/acceptance= /replay_kernel.py", line 73, in run_rr 16:36:02 ERROR| False, shift, args, replay_path) 16:36:02 ERROR| File "/var/lib/users/cleber/build/qemu/tests/acceptance= /replay_kernel.py", line 55, in run_vm 16:36:02 ERROR| self.wait_for_console_pattern(console_pattern, vm) 16:36:02 ERROR| File "/var/lib/users/cleber/build/qemu/tests/acceptance= /boot_linux_console.py", line 53, in wait_for_console_pattern 16:36:02 ERROR| vm=3Dvm) 16:36:02 ERROR| File "/var/lib/users/cleber/build/qemu/tests/acceptance= /avocado_qemu/__init__.py", line 130, in wait_for_console_pattern 16:36:02 ERROR| _console_interaction(test, success_message, failure_m= essage, None, vm=3Dvm) 16:36:02 ERROR| File "/var/lib/users/cleber/build/qemu/tests/acceptance= /avocado_qemu/__init__.py", line 82, in _console_interaction 16:36:02 ERROR| msg =3D console.readline().strip() 16:36:02 ERROR| File "/usr/lib64/python3.7/socket.py", line 575, in rea= dinto 16:36:02 ERROR| def readinto(self, b): 16:36:02 ERROR| File "/home/cleber/src/avocado/avocado/avocado/plugins/= runner.py", line 77, in sigterm_handler 16:36:02 ERROR| raise RuntimeError("Test interrupted by SIGTERM") 16:36:02 ERROR| RuntimeError: Test interrupted by SIGTERM 16:36:02 ERROR| = On my workstation, I can replicate the failure roughly once every 50 runs. 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