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 5D4D9CA0EEB for ; Tue, 12 Sep 2023 16:17:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236589AbjILQR3 (ORCPT ); Tue, 12 Sep 2023 12:17:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47690 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236545AbjILQR0 (ORCPT ); Tue, 12 Sep 2023 12:17:26 -0400 Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.65]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DCA7610F1 for ; Tue, 12 Sep 2023 09:17:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1694535442; x=1726071442; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=hWSb593QbyDwwL91GaPneBk/XUoXrERt+BQqoLDjF5U=; b=CtJfZmFM4N7K5eFmiwu9ec6yzzmqeQwR5VREHtT/mowTqqMYfw119KUH vVw1HnzQrgZSsQGeZ3Nr2xVZzKzY4pN1vTproBx7IW/zWJS0EC46LlzuY YrPUAqe+nJH9oQgT7DIVO0bt/Dn5Gi2T9L5gjp0XZ8c2RnXrzoI7REBAC fqDNj9jF9NPnMrHe8wY5fO6hcr5i0sAXt5OBiuJahzzwe5UanG3B/lTpF CK0dj7yay26QZjoeOZnPiubem8HrcxeTVR7I26X3lta2qWiInFXmgBp5k 3Zz/tpTagjECFJi2Spsi31fyOUqCY1DqvQOpFoPEsFXAimX4nFlhqnglM Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10831"; a="382230702" X-IronPort-AV: E=Sophos;i="6.02,139,1688454000"; d="scan'208";a="382230702" Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Sep 2023 09:07:40 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10831"; a="743766573" X-IronPort-AV: E=Sophos;i="6.02,139,1688454000"; d="scan'208";a="743766573" Received: from smithc9x-mobl.amr.corp.intel.com (HELO [10.209.111.247]) ([10.209.111.247]) by orsmga002-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Sep 2023 09:07:40 -0700 Message-ID: <580e6672-c637-353f-a918-239ba6134c3c@intel.com> Date: Tue, 12 Sep 2023 09:07:39 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.15.0 Subject: Re: [syzbot] [mm?] BUG: Bad page map (7) Content-Language: en-US To: Matthew Wilcox Cc: Yin Fengwei , syzbot , akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, syzkaller-bugs@googlegroups.com References: <000000000000d099fa0604f03351@google.com> <0465d13d-83b6-163d-438d-065d03e9ba76@intel.com> <092a9bb2-727e-5849-fa4f-18535b998efc@intel.com> From: Dave Hansen In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 9/11/23 21:59, Matthew Wilcox wrote: > I don't think there's anything particularly strange about my .config I just saw some DEBUG_VM #ifdefs around the area and wondered if any of them were to blame for the bloat.