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=-10.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,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 63590C4708F for ; Wed, 2 Jun 2021 17:14:28 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 2BF8261C4F for ; Wed, 2 Jun 2021 17:14:28 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2BF8261C4F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=SOrGxz3lY6N9uj+MN9ovaSJjDH4KvCSVByl/7BsqFbQ=; b=1YtK/ehkfWepgf Vg02zIqj+TJS3KYjKgy5auWOJROQdmfz5UMwA2XasVd0/rqwn/f7cpW/dDJUTUkjuCRUanYe+ufxD jo2AWthhDW8e+1LMp+xLOWlK6Hpf1jZ3Lp7S9LcwDKaH2S0hfaXuoQPolsl9+XMShNkwZeXwBLf2t AmiQWZ5oFchVqBw3ycZO2yuwJzHGUMB/EMwaxzlYBtpRbYUvhFl0555knDemw6EZJ58UrPuZ7VmLa dUZU4V7MKCrkjmR0jML6g0D2NMWQ5wAMakJL62IDyKYxZUWRPZJGB5uS9Z/wwdbi9ZfG9tsZs0tH0 56hACBKSaR+Y5uBcZKbA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1loUQC-005Pv8-Ju; Wed, 02 Jun 2021 17:12:49 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1loUO7-005OtE-HS for linux-arm-kernel@lists.infradead.org; Wed, 02 Jun 2021 17:10:41 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id 04F7A61028; Wed, 2 Jun 2021 17:10:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1622653839; bh=KzKlqLVDZaW7iO33EUokQBeJn+DZiPDXwZ+HwPz1Nx4=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=qzsXDQSfKxxh0i/k96K7nl5Ifp1EHZmbUWCCpYoZQy03Jd3XH0tt1/H7fE+na5XB2 /4pplAkCMyTZHHKtASkdGAvYK6urSgBpzkmGJldR0MbAOyCbZ3TZYGWj6bkdC5Pq4m RpYuJVeMErztvZCSrcLIJO3a80DP4XAixPGV30Uf9wNscSZ/a3PtoHnHS0EGxKJW6r C1e2oHiFZZIJXoA7Bq1+UnGlKKvxl+8yNP18QGWADQq1BJ2zWH1yadNtEH4HYphwv4 j/Uu1RRnkTPSbcIMxcblvgQumQ3Wtk021UIGmyq2nT8d6VRsE9LRFjw+oggwNwFMC6 XOthYSFeCd3gg== Date: Wed, 2 Jun 2021 18:10:33 +0100 From: Will Deacon To: Veronika Kabatova Cc: Ard Biesheuvel , Mark Rutland , Lorenzo Pieralisi , Anshuman Khandual , Marc Zyngier , Memory Management , skt-results-master@redhat.com, Jeff Bastian , CKI Project , Catalin Marinas , Jan Stancek , Linux ARM Subject: Re: =?utf-8?B?4p2MIEZBSUw=?= =?utf-8?Q?=3A?= Test report for kernel 5.13.0-rc4 (arm-next, 8124c8a6) Message-ID: <20210602171033.GA31957@willie-the-truck> References: <20210602101227.GB30503@willie-the-truck> <20210602105135.GC30593@willie-the-truck> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210602_101039_656179_1F436AC1 X-CRM114-Status: GOOD ( 30.17 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Jun 02, 2021 at 01:00:47PM +0200, Veronika Kabatova wrote: > On Wed, Jun 2, 2021 at 12:51 PM Will Deacon wrote: > > On Wed, Jun 02, 2021 at 12:40:07PM +0200, Ard Biesheuvel wrote: > > > On Wed, 2 Jun 2021 at 12:12, Will Deacon wrote: > > > > On Wed, Jun 02, 2021 at 01:35:01AM -0000, CKI Project wrote: > > > > > stress: stress-ng > > > > > > > > This explodes pretty badly. Some CPUs detect RCU stalls when trying to use > > > > the EFI "efi_read_time" service, which eventually fails but soon after we > > > > explode trying to access memory which I think is mapped by > > > > acpi_os_ioremap(), so it looks like the f/w might be the culprit here. Is > > > > the "HPE Apollo 70" machine known to have bad EFI firmware? > > > > > > > > https://arr-cki-prod-datawarehouse-public.s3.amazonaws.com/datawarehouse-public/2021/06/01/313156257/build_aarch64_redhat%3A1310052388/tests/stress_stress_ng/10079827_aarch64_2_dmesg.log > > > > > > > > (scroll to the end for the fireworks) > > > > > > > > > > Wow that looks pretty horrible. I take it this tree has your MAIR changes? > > > > Nope, this is just vanilla -rc4! I'm trying to get a "known good" base > > before I throw all the new things at it :) > > > > > Would be useful to have a log with efi=debug, to see what the EFI > > > memory map looks like. > > > > Veronika -- please could you help us with that? > > Sure, I'll get a rerun with that option and report back when I have any > results. I am also planning just a plain rerun on the machine to see if it > reproduces somewhat reliably, however the machine is taken up by > other automation now so it will take a while. Thanks. In the meantime, I've pushed a bunch of new stuff into for-kernelci, so I can at least see if it regresses when compared to the three failures we're seeing here. > My original reply is sitting in moderation queue as I wasn't subscribed > (hopefully now after subscribing this email will get to the list...) but for > the new people on the thread, one of the LTP issues is a potential > testing bug: > > https://gitlab.com/cki-project/kernel-tests/-/issues/577 Aha, good. That at least looks like a generic (non-arm64) thing that we can ignore for the purposes of the arm64 tree. Will _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel