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 X-Spam-Level: X-Spam-Status: No, score=-3.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 215CEC282C0 for ; Wed, 23 Jan 2019 17:04:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DB0A321871 for ; Wed, 23 Jan 2019 17:04:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1548263099; bh=K/KaxqDTl4IzzL2YW8xfL4+zjBjoeAwddsg+cmIva/Y=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=ToLHFa3pjjka+QMbRVjYFPnXfpm9g7b0f3UaSntXJfeD5TpwO90slcoaWppuzmnaq X0tNy1vfV0g5MFq9IQaZuWJ/VlFDGLBxPFrIyTZGodTClYhvGx6jMN8Vy0YUlFmXQg Pl6+ikc3DXPDxq1nzXTdsNo127v3ZQq4t1ZxExtA= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726029AbfAWRE5 (ORCPT ); Wed, 23 Jan 2019 12:04:57 -0500 Received: from mail.kernel.org ([198.145.29.99]:55488 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725871AbfAWRE5 (ORCPT ); Wed, 23 Jan 2019 12:04:57 -0500 Received: from localhost (5356596B.cm-6-7b.dynamic.ziggo.nl [83.86.89.107]) (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 0E4DD2184C; Wed, 23 Jan 2019 17:04:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1548263096; bh=K/KaxqDTl4IzzL2YW8xfL4+zjBjoeAwddsg+cmIva/Y=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=xJqe9nRa9VOPB5Z8y//1cAxqe3MDQD0iSWichQPsA/tBgJpuktO58hh2Y09FshoaU 5I/lfLpAR2leEN8NFPe0hD+JL9+BolLhFbyXfMfoRZTP6EKUZmOmaWgpaXyGHKMCrN p43w2QVHDLowhQneDKDNOw3yNBTMqskhU7UfNObU= Date: Wed, 23 Jan 2019 18:04:54 +0100 From: Greg Kroah-Hartman To: Jann Horn Cc: "David S. Miller" , Alexei Starovoitov , Daniel Borkmann , Alexei Starovoitov , jakub.kicinski@netronome.com, Network Development Subject: Re: stable backport for the BPF speculation series? [was: Re: [PATCH bpf v3 0/9] bpf fix to prevent oob under speculation] Message-ID: <20190123170454.GC30381@kroah.com> References: <20190102235835.3311-1-daniel@iogearbox.net> <20190103000824.ph4kioreaylgvge3@ast-mbp.dhcp.thefacebook.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.11.2 (2019-01-07) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Tue, Jan 22, 2019 at 03:36:54PM +0100, Jann Horn wrote: > On Thu, Jan 3, 2019 at 1:08 AM Alexei Starovoitov > wrote: > > On Thu, Jan 03, 2019 at 12:58:26AM +0100, Daniel Borkmann wrote: > > > This set fixes an out of bounds case under speculative execution > > > by implementing masking of pointer alu into the verifier. For > > > details please see the individual patches. > > > > > > Thanks! > > > > > > v2 -> v3: > > > - 8/9: change states_equal condition into old->speculative && > > > !cur->speculative, thanks Jakub! > > > - 8/9: remove incorrect speculative state test in > > > propagate_liveness(), thanks Jakub! > > > v1 -> v2: > > > - Typo fixes in commit msg and a comment, thanks David! > > > > Applied, Thanks > > This series and the followup fix ("bpf: fix sanitation of alu op with > pointer / scalar type from different paths") have been in Linus' tree > for six days, but from what I can tell, they aren't queued up for > stable yet. What are the git commit ids of the patches you think should be backported? thanks, greg k-h