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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS 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 443F7C43381 for ; Wed, 20 Mar 2019 18:41:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 25CCA2175B for ; Wed, 20 Mar 2019 18:41:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727462AbfCTSlt (ORCPT ); Wed, 20 Mar 2019 14:41:49 -0400 Received: from mail.kernel.org ([198.145.29.99]:37122 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726937AbfCTSlt (ORCPT ); Wed, 20 Mar 2019 14:41:49 -0400 Received: from gandalf.local.home (cpe-66-24-58-225.stny.res.rr.com [66.24.58.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id BB5CA2146E; Wed, 20 Mar 2019 18:41:48 +0000 (UTC) Date: Wed, 20 Mar 2019 14:41:46 -0400 From: Steven Rostedt To: Tom Zanussi Cc: Pali =?UTF-8?B?Um9ow6Fy?= , Mario Limonciello , linux-kernel@vger.kernel.org Subject: Re: dell_smbios KASAN bug Message-ID: <20190320144146.08ecd5e4@gandalf.local.home> In-Reply-To: <1553106560.2080.5.camel@gmail.com> References: <1553106560.2080.5.camel@gmail.com> X-Mailer: Claws Mail 3.16.0 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 20 Mar 2019 13:29:20 -0500 Tom Zanussi wrote: > Hi, > > While looking into an unrelated problem, I hit this KASAN use-after- > free warning, so thought I'd let you know. > > I have no idea how to fix it, but let me know if you need more info. > Could you run with debug in the kernel command line, and see if you hit any failed messages from the dell_smbios_init() call? -- Steve