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 ED9D5C001DE for ; Fri, 11 Aug 2023 00:48:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232226AbjHKAsV (ORCPT ); Thu, 10 Aug 2023 20:48:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42072 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229518AbjHKAsT (ORCPT ); Thu, 10 Aug 2023 20:48:19 -0400 Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 7075412D for ; Thu, 10 Aug 2023 17:48:19 -0700 (PDT) Received: from [192.168.5.50] (cpe-70-95-196-11.san.res.rr.com [70.95.196.11]) by linux.microsoft.com (Postfix) with ESMTPSA id 5026520FD043; Thu, 10 Aug 2023 17:48:18 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 5026520FD043 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1691714898; bh=hDl3N8NEYhqIYaBq2i1XZ/rbogBiHXexOAnXUnVkoR8=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=sOHDARmw6oigon2k1j8O8iQAu7FWlJ7Hb9HdjGs90gdcvSAj+kzwBlVOLsBDXqFeG Br9MoXW92FXX63Z87zCUDXVeHh4fmfcZ/awNWDYZ2MF+025o30kaEqQ2hN+UhJOVg7 9MXhs2vD1Qw++s7cIIHctLOc8OeI0mwuDJ7Z6+nM= Message-ID: <0dace822-ce13-906e-46bd-e1cb9274cafe@linux.microsoft.com> Date: Thu, 10 Aug 2023 17:48:17 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.14.0 Subject: Re: pstore/ram: printk: NULL characters in pstore ramoops area Content-Language: en-US To: Kees Cook Cc: Petr Mladek , Sergey Senozhatsky , Steven Rostedt , John Ogness , Colin Cross , Tony Luck , Anton Vorontsov , linux-kernel@vger.kernel.org References: <202308040053.7F38C6D@keescook> <0220f601-14f8-1dda-f057-73a608fbe62b@linux.microsoft.com> <202308101649.337F4D8@keescook> From: Vijay Balakrishna In-Reply-To: <202308101649.337F4D8@keescook> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 8/10/23 16:50, Kees Cook wrote: > Can you share the .config you're building with? And what are you using > to trigger an Oops? I will see if I can reproduce this... Config: https://paste.ubuntu.com/p/Vrcsf8Ry9g/ Just ran plain "sudo reboot" and inspected /var/lib/systemd/pstore/dmesg-ramoops-0 after reboot. Thanks, Vijay