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=-2.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 CCEEFCA9EC2 for ; Mon, 28 Oct 2019 19:11:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AAB30214B2 for ; Mon, 28 Oct 2019 19:11:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1572289891; bh=n5lmv5PSYR6DMxAN3uoCZhWB79EASiJpyCg8d0A6XOg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=IoRAwFSR6iIkvLTb0AG7Wvq6RfJtxNX+V9XsC4p2LIT5ydQ2IeZCYeqQs/RQGfiyR uxgf30CLxU7TGr7KL+NezJzvPOc8JZea/JVHrgFNYRHewvdoi+GsP8uqSyKhEso/AH fujuRMO/JjnPuclMe3Uil9r3nm4mEPYYF3czhvuQ= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729788AbfJ1TLb (ORCPT ); Mon, 28 Oct 2019 15:11:31 -0400 Received: from heliosphere.sirena.org.uk ([172.104.155.198]:44388 "EHLO heliosphere.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728941AbfJ1TLa (ORCPT ); Mon, 28 Oct 2019 15:11:30 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sirena.org.uk; s=20170815-heliosphere; h=In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=H65QiY81RMquPvhrPwqy1YKHRso/og8MYpWdT+cfpUE=; b=JgaBfRxhKnfU3JB/4oSp19No0 SCRsHeuK3eCgMCi4JRpL98Kb+zpnJg0KLgHzyGMP8tjHmO8hJ+T4BCTMSrs5KFl7/zd2HfEdABIj5 BhITGRPcG5y6hT7IEmSpd5ziECXAH8GVQ01CanaIxfD/j8I95CpiBqlPPrlKHw7REW80E=; Received: from cpc102320-sgyl38-2-0-cust46.18-2.cable.virginm.net ([82.37.168.47] helo=ypsilon.sirena.org.uk) by heliosphere.sirena.org.uk with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1iPAQE-0000Rt-TE; Mon, 28 Oct 2019 19:11:22 +0000 Received: by ypsilon.sirena.org.uk (Postfix, from userid 1000) id 17ACD27403EE; Mon, 28 Oct 2019 19:11:22 +0000 (GMT) Date: Mon, 28 Oct 2019 19:11:21 +0000 From: Mark Brown To: Bjorn Andersson Cc: Andy Gross , kernel-build-reports@lists.linaro.org, linux-next@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Catalin Marinas , Will Deacon Subject: Re: next/master boot: 257 boots: 8 failed, 237 passed with 8 offline, 2 untried/unknown, 2 conflicts (next-20191028) Message-ID: <20191028191121.GH5015@sirena.co.uk> References: <5db7032c.1c69fb81.888b0.b521@mx.google.com> <20191028174857.GG5015@sirena.co.uk> <20191028184019.GR571@minitux> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="Hlh2aiwFLCZwGcpw" Content-Disposition: inline In-Reply-To: <20191028184019.GR571@minitux> X-Cookie: The Moral Majority is neither. User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-next-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-next@vger.kernel.org --Hlh2aiwFLCZwGcpw Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Mon, Oct 28, 2019 at 11:40:19AM -0700, Bjorn Andersson wrote: > On Mon 28 Oct 10:48 PDT 2019, Mark Brown wrote: > > On Mon, Oct 28, 2019 at 08:03:08AM -0700, kernelci.org bot wrote: > > Today's -next (anf Friday's) fails to boot on db820c: > > > defconfig: > > > gcc-8: > > > apq8096-db820c: 1 failed lab > > It looks like it deadlocks somewhere, the last things in the log are a > > failure to start ufshcd-qcom and then an RCU stall some time later: > db820c has been failing intermittently for a while now, it seems that > booting with kpti enabled causes something to go wrong. There are > nothing strange in the kernel logs and ftrace seems to indicate that all > the CPUs are idling nicely. Oh dear. Adding Catalin and Will. Is it definitely KPTI that's triggering stuff? It did turn up some bugs on other systems, though it's a bit strange it's only manifesting in KernelCI... --Hlh2aiwFLCZwGcpw Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAl23PVkACgkQJNaLcl1U h9AEVQf/YobSNC+8kYOgtMjIo5OBkeEQ+9zsfOsrTA0kUw/x8P2H0ahek60NH+ik l9M9nDhLhPUBCJym6nN+cS1kJcMnnCAEm+Q+d/7Di3mq0iqkIuPzNMHNOU16OHaV DRbUIISgaEjDkj4vcB8jiUrmTUslsdZUuxfSQqbxWRW6QgxXpnaNy+WT0n4JLIZe mmWUot73N9ag1m5RIfoua/8FwvOHMrwqr76TzJ/TP1w2vvLw8Qo7TJqu3vgyabS2 oJ7ig+iVzASx3dXTnNHM0vs6GUpr50rU0Pwusg4w7dgJIrlaoGrBTDf8Yi373abg We1+BlrFcQW63WkfxcWIaApVIpvQWw== =NPuH -----END PGP SIGNATURE----- --Hlh2aiwFLCZwGcpw--