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=-4.0 required=3.0 tests=DKIMWL_WL_MED,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 014FFC43441 for ; Mon, 12 Nov 2018 19:24:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C1309224E0 for ; Mon, 12 Nov 2018 19:24:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=tycho-ws.20150623.gappssmtp.com header.i=@tycho-ws.20150623.gappssmtp.com header.b="RG5TDmfO" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C1309224E0 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=tycho.ws Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727313AbeKMFTV (ORCPT ); Tue, 13 Nov 2018 00:19:21 -0500 Received: from mail-it1-f196.google.com ([209.85.166.196]:55788 "EHLO mail-it1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725749AbeKMFTV (ORCPT ); Tue, 13 Nov 2018 00:19:21 -0500 Received: by mail-it1-f196.google.com with SMTP id o19so5154493itg.5 for ; Mon, 12 Nov 2018 11:24:45 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tycho-ws.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=gO9kZ/RcbfPPpFGJDhchCr3tmKyBwqby0MPifK87gqs=; b=RG5TDmfOxUEnYzhdoVr1s03oys+KhRMqHCzUsqxJzgO44z7FKsM6+2K24BSO7/ayDj DdIW/2B+DR78R9vvDz6eCAInjaePowvSx0clDgz9sFib5uMVeTQr4HywKkrIRXCEocSQ jloxqpjlXeppgBgyYDH1N/OZELk6+4KUFdIpk9H3Z5B56sWD1W6HYBukotGiL4ZcqBy6 YLYqMSUH4HZFwa3ooPInyg3kXChtm4GDEWJ87RMv2TGCcj/TaSk4SsV0HCvxBDtKuO/e mNCNsgPeIHpP+RCB6lpLf7x1idKbO6DRVBA5ha4Lr44g1yvpZ7T2USKZdzURaj+x/lnb xOVQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=gO9kZ/RcbfPPpFGJDhchCr3tmKyBwqby0MPifK87gqs=; b=uFKkGycOXFYthoifQCcVJ1rmQKLiQRKxlWCRYLhPeWj0E8V2AD4XmQopELO7v9NTqE v6npcl0v3jhX5Qo24URu3baLHdPgSWapqcSM+SWHjQ9H6N8qs6bD11WK0khx+gydEgSj jGX3/Q9qIIQDXQ/pmzYL5NR9Ax+myZMiHfIa2kcPGrBOyfFczwtAASdJAKp5sz5FDErH UX8i1DhI/xAOFc4pnZtjI8pSh3nK830nJfvbxU+yg2djWC2WbDHO0oucxliFdSMy48zm c+rwF4j/sIX+5xDc2ZiZLyxea0d1XanlVVpW3vDCiCqgraEQ+j0VdKVlvYdvePz+Ydps QGiA== X-Gm-Message-State: AGRZ1gLy4xbK2bUJ8wvW46tCJLJ7/+a98yQ6ZjPtOQEQqDSMFLorrtCe F6L5nsl6ZDgXoBQDHJc7ZPN1uw== X-Google-Smtp-Source: AJdET5chLFfCe5Ub7EX7YTJBVttGPrSu53upkuwdvuWxec/XEdXgR/8s9yZtwBp8+9P/3L+7/HQgkQ== X-Received: by 2002:a24:2ecf:: with SMTP id i198-v6mr870862ita.74.1542050685004; Mon, 12 Nov 2018 11:24:45 -0800 (PST) Received: from cisco (75-166-182-157.hlrn.qwest.net. [75.166.182.157]) by smtp.gmail.com with ESMTPSA id q131-v6sm5068218itb.5.2018.11.12.11.24.43 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 12 Nov 2018 11:24:44 -0800 (PST) Date: Mon, 12 Nov 2018 12:24:43 -0700 From: Tycho Andersen To: "Eric W. Biederman" Cc: Kees Cook , Oleg Nesterov , linux-kernel@vger.kernel.org Subject: Re: siginfo pid not populated from ptrace? Message-ID: <20181112192443.GL3645@cisco> References: <20181112171144.GI3645@cisco> <87efbqi1xa.fsf@xmission.com> <20181112185538.GK3645@cisco> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20181112185538.GK3645@cisco> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Nov 12, 2018 at 11:55:38AM -0700, Tycho Andersen wrote: > I haven't manage to reproduce it on stock v4.20-rc2, unfortunately. Ok, now I have, seccomp_bpf.c:2736:global.syscall_restart:Expected getpid() (1493) == info._sifields._kill.si_pid (0) global.syscall_restart: Test failed at step #22 That line number should match up with v4.20-rc2, but it's in a different point in the test than the first failure I reported. Tycho