Received: by 2002:ac0:bc90:0:0:0:0:0 with SMTP id a16csp827541img; Wed, 20 Mar 2019 11:42:43 -0700 (PDT) X-Google-Smtp-Source: APXvYqxknIo2Uv6Is6vGOt359YAYas3zhN3YCP0aJG8ao6YcWKJvAeC5aqCIHjNz3Db2g79LS5C7 X-Received: by 2002:a62:b517:: with SMTP id y23mr8955823pfe.144.1553107363703; Wed, 20 Mar 2019 11:42:43 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1553107363; cv=none; d=google.com; s=arc-20160816; b=BtiLi91KMuzr7fUJOb/fhfzkrjZSqSvumxpP0b1oYEC18PguFlgJx/Im85OWiDRTNP bEVP5ndnTje5bUguITbv/+LzE/vfAaDRBUiDYuWSgbdKGgdBHxCg0auQqBBQm8X5od1L 7Eyrk9osgfn1GEgZuOjeNIgkCUmv1KSSEgX6pPkVhUKS3R+Jb4/dBfeMSQsHHIQaemlS gDyqGqi0gT9PpUxYFCjXqxhzGIJGsY9nALNlOlPS9WMiBG4pbH0vpgvnuEPhtZHD4F6H i6b0IYB6/104x1wtCuhR8RRv9ZnxfnnxhfXAREyTMtG9WHvttziGxQu5z2JjnadEY/9a /8sw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:message-id:subject:cc:to:from:date; bh=18/7hDwbDWLbcR9wy1626VAQJFjFqSErOpMG6oXfB7Y=; b=VRdeUXeJeX9SgXy0wgDuhVjL35HKlYvx42eHADSidmF2dgrWUg2s4wXYlMZpy8KqEO ksvoFpyYPJLM17NTs7zuuqCv0eKXXbuin79HsS/Sy05EJHc6LEgKXh/zmi5pQ09CZ1bi tAZmtQWlaFZTOatAjmUE8ltTFkZYloc6CP4i3GO80x45r0+sfCuHvG8ifCYIbRGB63pF NMrYeHixG8EHOj7FNjOwy9jN5O0+8qqljrwx0qsVxgPEjl56viCryunjQJnBjeRsH/BX ldGilhIgLacBMlYLvex6wAt65BeIXPb//6o9hPaKL8D1mcalIjy+UOD5pAKdWWlMy4AG Pt9Q== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id f9si2115695pgi.76.2019.03.20.11.42.28; Wed, 20 Mar 2019 11:42:43 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727425AbfCTSlt (ORCPT + 99 others); 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