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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 870D3C4332F for ; Thu, 15 Dec 2022 01:36:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229705AbiLOBe3 (ORCPT ); Wed, 14 Dec 2022 20:34:29 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39286 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229613AbiLOBeZ (ORCPT ); Wed, 14 Dec 2022 20:34:25 -0500 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A724227DE0 for ; Wed, 14 Dec 2022 17:34:24 -0800 (PST) Received: from dggpemm500014.china.huawei.com (unknown [172.30.72.55]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4NXZW66g8qzlXd9; Thu, 15 Dec 2022 09:33:22 +0800 (CST) Received: from [10.174.178.120] (10.174.178.120) by dggpemm500014.china.huawei.com (7.185.36.153) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.34; Thu, 15 Dec 2022 09:34:22 +0800 Message-ID: Date: Thu, 15 Dec 2022 09:34:22 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.3.2 CC: , , , , , , Subject: Re: [Qestion] UCE on pud-sized hugepage lead to kernel panic on lts5.10 Content-Language: en-US To: References: <2b4d03bc-2b6e-45b0-655a-58b66672187e@huawei.com> From: mawupeng In-Reply-To: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.174.178.120] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To dggpemm500014.china.huawei.com (7.185.36.153) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2022/12/15 1:04, Matthew Wilcox wrote: > On Wed, Dec 14, 2022 at 09:33:10AM +0800, mawupeng wrote: >> On current arm64 stable 5.10(v5.10.158). If a UCE happnes pud-sized > > What's a UCE? > uncorrected error.