From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from zeniv.linux.org.uk (zeniv.linux.org.uk [62.89.141.173]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 06D44259CA0 for ; Mon, 14 Jul 2025 15:09:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=62.89.141.173 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752505777; cv=none; b=lPuYGWdzNe5L06A3G7TxK64/Lgn/Q5spuXU2i62pl9t2G3jB82MMcqUZpFNu800sYKMoZveGjTPZ+8xu/81BdpHibuX9O5y4Bzyu1oSLAFCycfZdHmh4NM3koZNxOSvKwRnAVZATSAmSKSPHFDaX3CnKHml5GYsumndndjpr6EM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752505777; c=relaxed/simple; bh=lAyCQfJ/iOwah7cbexFLKyE7u1HnOq6y3ZYToGoBkVc=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=t3bm5K6A2K/wLckYeSPIJ3Q5a6c1J1L4tCCrRGCU2lElHJYIHIeH2P9O0wZo95CtTLkOefCsobeOK0tMqT0Zkhv7jV2htyfm8hSa2NiBteIV6hhvBJP6Wznttcjt9PhpOLdBriqC9P0P4iUymezFp3p9EkDfeEWrytax78QauY4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zeniv.linux.org.uk; spf=none smtp.mailfrom=ftp.linux.org.uk; dkim=pass (2048-bit key) header.d=linux.org.uk header.i=@linux.org.uk header.b=cjrGdaLS; arc=none smtp.client-ip=62.89.141.173 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zeniv.linux.org.uk Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=ftp.linux.org.uk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linux.org.uk header.i=@linux.org.uk header.b="cjrGdaLS" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=linux.org.uk; s=zeniv-20220401; h=Sender:In-Reply-To: Content-Transfer-Encoding:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description; bh=owSnA+4u5+/893B2fxQ4m1N2YZIi71s1A0PUnJYJrNU=; b=cjrGdaLSXvbwMY2ojFxrfGktMt ZNb2TMWjxQT0KZeS7aYkm71ftodnrV6JcWyuG009R5igitHe5b39rLE3uZlzcKRXPdlB9s1u+X/na I2nyZRWp62eG5xTQ4dKEscntciOoUqxSFr7gJQ0deHJ35VahC1vifEBsz+XwqMmpIpVnk4d5MV18c Q0cLNlHkzuAHou9RTqER5mHdVn0kInW5yk4rjMrkg9/Sun54q8HjvJ3HXft6jcLrYwZxultgUje9Q sh0gKf7DokVCyYQHpjQmC/C6ueMtkq/BvB0HIsRC6iIyb7x2B++TTu9ATwPLXQWaNexZwxOphOwW/ eRKEUZVg==; Received: from viro by zeniv.linux.org.uk with local (Exim 4.98.2 #2 (Red Hat Linux)) id 1ubKo9-00000008xzI-0HHq; Mon, 14 Jul 2025 15:09:33 +0000 Date: Mon, 14 Jul 2025 16:09:33 +0100 From: Al Viro To: =?iso-8859-1?Q?J=FCrgen_Gro=DF?= Cc: linux-fsdevel@vger.kernel.org, Oleksandr Tyshchenko Subject: Re: [PATCH 2/2] xen: fix UAF in dmabuf_exp_from_pages() Message-ID: <20250714150933.GH1880847@ZenIV> References: <20250712050231.GX1880847@ZenIV> <20250712050916.GY1880847@ZenIV> <107f0e09-cd9a-4e09-9f1a-d9c892dfa04a@suse.com> Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <107f0e09-cd9a-4e09-9f1a-d9c892dfa04a@suse.com> Sender: Al Viro On Mon, Jul 14, 2025 at 09:57:02AM +0200, Jürgen Groß wrote: > On 12.07.25 07:09, Al Viro wrote: > > [dma_buf_fd() fixes; no preferences regarding the tree it goes through - > > up to xen folks] > > I'll take it via the Xen tree. Thanks, I'm dropping that one on my side...