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=-2.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,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 B6819C47404 for ; Fri, 11 Oct 2019 10:21:37 +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 35E6F21D56 for ; Fri, 11 Oct 2019 10:21:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="mX3MlMQi"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=samsung.com header.i=@samsung.com header.b="rxqOcm44" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 35E6F21D56 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=samsung.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-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.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To:MIME-Version: Date:Message-ID:From:To:Subject:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=y0zErkqi2vyWCKnj53DeoY9FsrBjx+7hGiw6qJta+4U=; b=mX3MlMQiyyZWgX cNaw4qpze2QClGrAMJjZUgKf5tFvhdMSoqsvvHrl6+T3e513YTUt6d6/lbkqedygcx2xYNPROwHZ/ VfH4fzBdeYBE0CBxCRJ/UTGy6kfzOZASbEBJTiBpIRerIrgMcDvtg+CHvyD5ZAskNEwsGwXpfxx8U y6qCIJ/+CRQCj+PSBPt354xlK0yD/5CL0Ci3jaSmVDInI1WZq7T+NMx97vBlG5aml6a3dFaK23cWv pm6jla3DsQ9x4MSk+lLixOiluRvtJF2vQAmPw5KFfJs9E8Rrm3alEF45cNCVKtHbzugAy6HLsYaLI DPFZBoQGhiACXPRf182Q==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iIs37-0004sy-GF; Fri, 11 Oct 2019 10:21:29 +0000 Received: from mailout2.w1.samsung.com ([210.118.77.12]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iIs34-0004sV-OV for linux-arm-kernel@lists.infradead.org; Fri, 11 Oct 2019 10:21:28 +0000 Received: from eucas1p1.samsung.com (unknown [182.198.249.206]) by mailout2.w1.samsung.com (KnoxPortal) with ESMTP id 20191011102124euoutp022e15a78239ef48702021c1d0ba8db8f4~MkIgx_nsT2095320953euoutp02g for ; Fri, 11 Oct 2019 10:21:24 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 mailout2.w1.samsung.com 20191011102124euoutp022e15a78239ef48702021c1d0ba8db8f4~MkIgx_nsT2095320953euoutp02g DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=samsung.com; s=mail20170921; t=1570789284; bh=vVluA6MQRK9yUL5rBCxrD+n/jRYq/J0faE1HgkGlrk8=; h=Subject:To:Cc:From:Date:In-Reply-To:References:From; b=rxqOcm44PxjnpQuDef5U8r83h/gyBHHw+aE48N4sAWh8aI+wqBP59nik/n3dbyUnK mCjsqRXxvtXOnXWWxVbexc9yYo/0+WtxLRLn41h6Xb56bT/akThw+dg7o7QKW9Chku gAorYT7/kz4KO28tLDLQMfxLv9JxyeiaS099X57A= Received: from eusmges1new.samsung.com (unknown [203.254.199.242]) by eucas1p2.samsung.com (KnoxPortal) with ESMTP id 20191011102124eucas1p28bb3916d080b23951a5a6b7bcb367b36~MkIgfttOp1532615326eucas1p2i; Fri, 11 Oct 2019 10:21:24 +0000 (GMT) Received: from eucas1p1.samsung.com ( [182.198.249.206]) by eusmges1new.samsung.com (EUCPMTA) with SMTP id 51.5A.04469.4A750AD5; Fri, 11 Oct 2019 11:21:24 +0100 (BST) Received: from eusmtrp2.samsung.com (unknown [182.198.249.139]) by eucas1p2.samsung.com (KnoxPortal) with ESMTPA id 20191011102124eucas1p27ebfadf5b16d0b943471129d242728b8~MkIgNOw0e1532715327eucas1p2Y; Fri, 11 Oct 2019 10:21:24 +0000 (GMT) Received: from eusmgms2.samsung.com (unknown [182.198.249.180]) by eusmtrp2.samsung.com (KnoxPortal) with ESMTP id 20191011102124eusmtrp231ae2a1dd472626b67267c1f6b5d6b6a~MkIgMhQMc2631826318eusmtrp2q; Fri, 11 Oct 2019 10:21:24 +0000 (GMT) X-AuditID: cbfec7f2-569ff70000001175-24-5da057a40cfc Received: from eusmtip1.samsung.com ( [203.254.199.221]) by eusmgms2.samsung.com (EUCPMTA) with SMTP id D5.DA.04117.3A750AD5; Fri, 11 Oct 2019 11:21:24 +0100 (BST) Received: from [106.120.51.15] (unknown [106.120.51.15]) by eusmtip1.samsung.com (KnoxPortal) with ESMTPA id 20191011102123eusmtip1ed8d0f667874a637501b5a8d051fe715~MkIf0QRUX1950619506eusmtip1G; Fri, 11 Oct 2019 10:21:23 +0000 (GMT) Subject: Re: ARM Juno r1 + CONFIG_PROVE_LOCKING=y => boot failure To: Sudeep Holla From: Marek Szyprowski Message-ID: Date: Fri, 11 Oct 2019 12:21:23 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <20191011100521.GA5122@bogus> Content-Language: en-US X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrKKsWRmVeSWpSXmKPExsWy7djPc7pLwhfEGjz7I2LxflkPo8Wmx9dY LS7vmsNmcWBpO4vFm98v2C2Wn9rBYtFyx9SB3WPNvDWMHptWdbJ5bF5S7/F5k1wASxSXTUpq TmZZapG+XQJXxpt1LxkLvnBXnL+yiqWBcQNnFyMnh4SAicSah23sXYxcHEICKxglvnZ9YIZw vjBKHN62iw3C+cwo0bq4nQ2mZcnq/SwgtpDAckaJ3Q+zIYreMkpsa3oPViQs4CjRMP0WM4gt IqAuseTsFkaQImaB94wSH9q+soIk2AQMJbredoE18ArYScyevw1sKouAqkTfltdMILaoQKzE vR/HmSFqBCVOznwCVsMpoCWxZfc8MJtZQF5i+9s5zBC2uMStJ/OZQJZJCCxjl/h/vZUF4mwX ic7ePewQtrDEq+NboGwZif87YRqaGSUenlvLDuH0MEpcbprBCFFlLXH4+EWgszmAVmhKrN+l DxF2lJh78AQTSFhCgE/ixltBiCP4JCZtm84MEeaV6GgTgqhWk5h1fB3c2oMXLjFPYFSaheS1 WUjemYXknVkIexcwsqxiFE8tLc5NTy02zEst1ytOzC0uzUvXS87P3cQITDyn/x3/tIPx66Wk Q4wCHIxKPLwz5OfHCrEmlhVX5h5ilOBgVhLhXTRrTqwQb0piZVVqUX58UWlOavEhRmkOFiVx 3mqGB9FCAumJJanZqakFqUUwWSYOTqkGRlbXI6dMuyaUKthw6npIcK+0OLXqqu5qs+Dd86Q8 rSxc3v62Lk76KnLi/JR35xjFeiJM5P35FY4fLZdUftrcI7VbTO3u4k8CDNmskU2ztWy3u//2 75VN84tsEzlY+9L9qrpp0pRZWzoOXmpIYcncOvl3xOVavn87irYUOf8KaojQuDp342RTJZbi jERDLeai4kQAgbnZZjgDAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrKIsWRmVeSWpSXmKPExsVy+t/xu7pLwhfEGkzUt3i/rIfRYtPja6wW l3fNYbM4sLSdxeLN7xfsFstP7WCxaLlj6sDusWbeGkaPTas62Tw2L6n3+LxJLoAlSs+mKL+0 JFUhI7+4xFYp2tDCSM/Q0kLPyMRSz9DYPNbKyFRJ384mJTUnsyy1SN8uQS/jzbqXjAVfuCvO X1nF0sC4gbOLkZNDQsBEYsnq/SxdjFwcQgJLGSXeXgVxQBIyEienNbBC2MISf651sUEUvWaU 6D56ACwhLOAo0TD9FjOILSKgLrHk7BZGEJtZ4D2jxLt7khANmxglvh2+BTaVTcBQoustyCRO Dl4BO4nZ87eBxVkEVCX6trxm6mLk4BAViJXYtNcMokRQ4uTMJ2AlnAJaElt2z2OBmG8mMW/z Q2YIW15i+9s5ULa4xK0n85kmMArNQtI+C0nLLCQts5C0LGBkWcUoklpanJueW2ykV5yYW1ya l66XnJ+7iREYZduO/dyyg7HrXfAhRgEORiUe3hny82OFWBPLiitzDzFKcDArifAumjUnVog3 JbGyKrUoP76oNCe1+BCjKdBvE5mlRJPzgQkgryTe0NTQ3MLS0NzY3NjMQkmct0PgYIyQQHpi SWp2ampBahFMHxMHp1QDo2JV3ERZrbqsF8YGywVuxcw5ZZI8w2sGZ4LXhwPbq/YIq8pXB/+5 ncXp53L1w2u+g8F7w1448S+SWn02aXZd5rZ3Kj6Zup8DvlaWq7x1cvqxoS5dyPXCf6Gu3oLW A4YayxbV9Z67zvZZZ8PtJfc5epMiTgf3vzW//qtduXat+sbjF/44bUwPUGIpzkg01GIuKk4E APyqN8TIAgAA X-CMS-MailID: 20191011102124eucas1p27ebfadf5b16d0b943471129d242728b8 X-Msg-Generator: CA X-RootMTR: 20191011092604eucas1p1ca11ab9c4c7508776914b0eb4f35e69b X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20191011092604eucas1p1ca11ab9c4c7508776914b0eb4f35e69b References: <33a83dce-e9f0-7814-923b-763d33e70257@samsung.com> <20191011100521.GA5122@bogus> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191011_032127_005228_818DCB8D X-CRM114-Status: GOOD ( 17.19 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Lorenzo Pieralisi , Catalin Marinas , Liviu Dudau , LKML , Will Deacon , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Sudeep, On 11.10.2019 12:05, Sudeep Holla wrote: > Hi Marek, > > On Fri, Oct 11, 2019 at 11:26:04AM +0200, Marek Szyprowski wrote: >> Hi >> >> Recently I've got access to ARM Juno R1 board and did some tests with >> current mainline kernel on it. I'm a bit surprised that enabling >> CONFIG_PROVE_LOCKING causes a boot failure on this board. After enabling >> this Kconfig option, I get no single message from the kernel, although I >> have earlycon enabled. >> > I don't have Juno R1 but I tried defconfig + CONFIG_PROVE_LOCKING and > it boots fine. > > So if you disable CONFIG_PROVE_LOCKING(i.e. defconfig) boots fine ? > Are you using DTB from the mainline ? Yes, ARM Juno r1 boots fine with pure defconfig and mainline dtb. However a few minutes ago I found that it boots with v4.14+PROVE_LOCKING, so I will bisect it and share the results. >> I've did my test with default defconfig and current linux-next, >> v5.4-rc1, v5.3 and v4.19. In all cases the result is the same. I'm >> booting kernel using a precompiled uboot from Linaro release and TFTP >> download. >> > OK, I use UEFI+GRUB but I don't think that should cause any issue. > >> Is this a known issue? Other ARM64 boards I have access to (Samsung TM2e >> and RaspberryPi3) boots fine with the same kernel image. >> > Not that I am aware of. If you could send me the bootlog with defconfig > I can take a look and see if I get any clue. > Best regards -- Marek Szyprowski, PhD Samsung R&D Institute Poland _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel