From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.subspace.kernel.org (Postfix) with ESMTP id E2AAA606A331 for ; Tue, 10 Nov 2026 12:12:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=mT6t1gPD Received: by kanga.kvack.org (Postfix) id EBA9B6B05C2; Tue, 10 Nov 2026 07:12:17 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id E8A5B6B05F0; Tue, 10 Nov 2026 07:12:17 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id DC7BE6B05F1; Tue, 10 Nov 2026 07:12:17 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) by kanga.kvack.org (Postfix) with ESMTP id B45EA6B05C2 for ; Tue, 10 Nov 2026 07:12:17 -0500 (EST) Received: from smtpin14.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay08.hostedemail.com (Postfix) with ESMTP id 3A48C140665 for ; Tue, 10 Nov 2026 12:12:17 +0000 (UTC) X-FDA: 85419096714.14.8FA192C Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf01.hostedemail.com (Postfix) with ESMTP id 956924000A for ; Tue, 10 Nov 2026 12:12:15 +0000 (UTC) Authentication-Results: imf01.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=mT6t1gPD; dmarc=pass (policy=quarantine) header.from=kernel.org; spf=pass (imf01.hostedemail.com: domain of ljs@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=ljs@kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1794312735; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=5z9aOghFimx59ky5KFeYfYZouP9AaiKbr2PbDrWMQBQ=; b=KPad3/QnlgeOybsoMBkprdZIKLb/lR8EV2MYSvuirYyiA+SiB1rrjhDIS3+p6noAtFC4rk SUGFptcwQkHttlfU/JKrSQ8Hl6A3LrPKss6jhN9H5UriCWQMkYa5nt2lYiOaVhVcLhR8tS dHvjx8WMjTcRTtTQc4rm6RKgRFKTH94= ARC-Authentication-Results: i=1; imf01.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=mT6t1gPD; dmarc=pass (policy=quarantine) header.from=kernel.org; spf=pass (imf01.hostedemail.com: domain of ljs@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=ljs@kernel.org ARC-Seal: i=1; a=rsa-sha256; d=hostedemail.com; s=arc-20220608; cv=none; t=1794312735; b=Z82Schs0fn4USRmD4VsqEPAH1QgrOQF8wGsaurUVyLV6ELnBOyjoSpa2e6X6q3IiPS4sLt cE7V7zGj4UBkLmDlMSYISDF4WzEI3GChXBf+TvrhAYvuyzupgrl9E47nElb96UQaO2BV8Y M8GlN0zNDcxzXg3aW4UI0hnGHJQNZ3Q= Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id D89664136C; Tue, 10 Nov 2026 12:12:14 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C53CD1F0089F; Tue, 10 Nov 2026 12:12:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794312734; bh=5z9aOghFimx59ky5KFeYfYZouP9AaiKbr2PbDrWMQBQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=mT6t1gPD1qyyo/vreYkCpkbSShJcWHVwYb5hbJwVrsj4EyKlNOtm6HnYl7xh+Yeul d3RNaj6JMd+mOHeyHf01FEaVtYExDwn9zz7klXgvWrDhTYF2s7nPXhDkiN4GRdj2DK NdL54gEejwlz7cszB1/xAzmadaBkpDdZZV0ZDONQsAawH24seEBbpfzC3WH7LjsJ/W TlTSPiV4bQ98P7k98FUmVEN+XWPUEUdZq/qxNPyAVSuVELOiZ6CQikMYKlh5sNmMx9 aIjjzPV5rVbOqtmrF5997/WZPZcxlSIL6w/5NiAmcC4Llw9od+LnSJNUlfWgkANf93 MLfyRZ5UwV3IQ== Date: Tue, 10 Nov 2026 12:12:10 +0000 From: "Lorenzo Stoakes (ARM)" To: n3rd <18670333770@163.com> Cc: "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , "akpm@linux-foundation.org" , "Liam R. Howlett" , "security@kernel.org" Subject: Re: [SECURITY] mm: MADV_GUARD_INSTALL drops uffd-wp/rwp markers silently Message-ID: References: <3f4b0d1b.bbf84.1a1c55cb666.Coremail.18670333770@163.com> X-Archived-By: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3f4b0d1b.bbf84.1a1c55cb666.Coremail.18670333770@163.com> X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 956924000A X-Stat-Signature: dsx567pbwggg7oi7pr89jm6zzixxsrzi X-Rspam-User: X-Spam-Status: No, score=-5.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_PASS,SPF_PASS autolearn=no autolearn_force=no version=4.0.1 X-HE-Tag: 1794312735-246839 X-HE-Meta: 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 3yZl9VIe M6sloDZWZ/pEpohAQrrKl042DHlw7AtNiqskMMLuHiZE5aWPn4dHDoErroPnIn2iTnBWRc6H77UDmbOU1VxLYfWlllftrlvJcmjA3SD5nnG1pRPhwB47U3pDdRRLgiyv7o01hor/O217NN5NmgkWhgdYkw1ydxz+IaqJOtVayHVBvlol++JEXGxytjk5KlIyJ4PypQCZaMkKbpbtrymBy/YHHFR94HtMrOmWYG5V3rupb9c5HAYZzlwJhDGTaOGkx7a2rGxIR+pShYgPyqEHkkd8xOjGM8i+8IghgIC2vjHybn2xZCmMNrM84dm+v+ueVpRY5VftnqvK9saHYsBuz2Z9ZyQ== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 One more email like this and I put you on an ignore list and have my mail client automatically delete everything you send. I am not sure why I am even replying now... :) -- Cheers, Lorenzo