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=-13.3 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_IN_DEF_DKIM_WL autolearn=no 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 3D2E5C433ED for ; Thu, 1 Apr 2021 20:49:32 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 878FB61055 for ; Thu, 1 Apr 2021 20:49:31 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 878FB61055 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id BF1C26B00B8; Thu, 1 Apr 2021 16:49:30 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id BA1CF6B00B9; Thu, 1 Apr 2021 16:49:30 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id A42426B00BA; Thu, 1 Apr 2021 16:49:30 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0058.hostedemail.com [216.40.44.58]) by kanga.kvack.org (Postfix) with ESMTP id 8518D6B00B8 for ; Thu, 1 Apr 2021 16:49:30 -0400 (EDT) Received: from smtpin22.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id 3EE8B1823330E for ; Thu, 1 Apr 2021 20:49:30 +0000 (UTC) X-FDA: 77984988900.22.21C85C6 Received: from mail-il1-f181.google.com (mail-il1-f181.google.com [209.85.166.181]) by imf13.hostedemail.com (Postfix) with ESMTP id A0F25E000104 for ; Thu, 1 Apr 2021 20:49:28 +0000 (UTC) Received: by mail-il1-f181.google.com with SMTP id z9so3175828ilb.4 for ; Thu, 01 Apr 2021 13:49:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:from:date:message-id:subject:to:cc; bh=503hKwYrluHe7rzXvvTuO5Ds7xU9ZtmkFmCuve3OUwI=; b=T+UhdWF4aqmg2ZylQFMRDPXW6aPssKlkaLIRlDgDIbcXPhWS3AvGnIgN8VLU+nMswb jrhHY/ImGHHednYV6WZxP2eWyCOovosMi2/X3wmU/gsIyGxtNxOoVXsCVJu6h6Lzwg8F mNCJx1C0WoSt30h/RjB3TnqJAN/sO5lL81s+HL6SdGxi5N8di3dC3+c1H7MB9NrSBczr 4xy5YP0RC61uJduxc44JciCIY/WxvtlWt2gRjuTwdmgrzhsT2Xx6poSQK947WoBRpbwl YA9luqXYH6pNIwB9tloz9mDSSeodQKMg7WmXE2vLy5ykI6Gi8NiiKjZkt0BEp2DI/rG3 AkyQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to:cc; bh=503hKwYrluHe7rzXvvTuO5Ds7xU9ZtmkFmCuve3OUwI=; b=pjdx7Kl6k+5ZAoRNOKrG0qrdvpAVMtWYDMzODEmpIJvXzfqADqXZuNHHB28gl8Iry8 aqjkb5shHw1pUPzG+HRsfjDPzP3mLUDiiKi0Z/+s6VAIi93RTMTgAAzVZHQB+cPcvRTX /+MRrOLiN6nern4bL9qqNXvpZh2kvF4PbHUpSZu11u0hZNLmE34oikdWKJZzeRaQyMd9 yoDiPnvO0gifSO0uJpRGQr3gxnklbUkRNjo4D4Vomrj/qFuUa89G2HfMUWXBWKutKnzt MlutCvZOPnjhyxitl0tYERhql51TNY6q+S+Xyb52UDFQeZzIY06ke9rzBmD6t9f+LH9o fBkQ== X-Gm-Message-State: AOAM5309P8ehGZT/VeAftL9A9LoI5XBuq1NZNIOCVv7YlmS25m2mxHx0 KcgLyHibVLwviVB1Xjtrsw4A8BkWR3u4Yt3A7ANVFg== X-Google-Smtp-Source: ABdhPJwg40rT7G5Nev6xmTZThDkud37ci7jhp5fZnJbhUfhKp7HZqv6FgQreyfCV7eEd4yY7eS94HcoA72xjvq9350w= X-Received: by 2002:a05:6e02:eed:: with SMTP id j13mr8514330ilk.76.1617310169073; Thu, 01 Apr 2021 13:49:29 -0700 (PDT) MIME-Version: 1.0 From: Roy Yang Date: Thu, 1 Apr 2021 13:49:17 -0700 Message-ID: Subject: [PATCH v8 0/6] Optionally randomize kernel stack offset each syscall To: "Theodore Ts'o" Cc: Al Viro , keescook@chromium.org, akpm@linux-foundation.org, alex.popov@linux.com, ard.biesheuvel@linaro.org, catalin.marinas@arm.com, corbet@lwn.net, david@redhat.com, elena.reshetova@intel.com, Alexander Potapenko , Jann Horn , kernel-hardening@lists.openwall.com, linux-arm-kernel@lists.infradead.org, linux-hardening@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, luto@kernel.org, mark.rutland@arm.com, peterz@infradead.org, rdunlap@infradead.org, rppt@linux.ibm.com, tglx@linutronix.de, vbabka@suse.cz, will@kernel.org, x86@kernel.org Content-Type: text/plain; charset="UTF-8" X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: A0F25E000104 X-Stat-Signature: f1s6xat5oqzhhu5br711j9xs4hyuiaep Received-SPF: none (google.com>: No applicable sender policy available) receiver=imf13; identity=mailfrom; envelope-from=""; helo=mail-il1-f181.google.com; client-ip=209.85.166.181 X-HE-DKIM-Result: pass/pass X-HE-Tag: 1617310168-849856 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Thanks Ted, Casey and Al Viro. I am sorry for the inconvenience. I tried to follow the instructions listed under https://lore.kernel.org/lkml/20210330205750.428816-1-keescook@chromium.org/ using git-send-email Thought that will reply to the original thread with the original subject . Let me know what I can do to correct this to avoid confusion. - Roy On Thu, Apr 1, 2021 at 1:13 PM Theodore Ts'o wrote: > > On Thu, Apr 01, 2021 at 07:48:30PM +0000, Al Viro wrote: > > On Thu, Apr 01, 2021 at 12:17:44PM -0700, Roy Yang wrote: > > > Both Android and Chrome OS really want this feature; For Container-Optimized OS, we have customers > > > interested in the defense too. > > > > > > Thank you very much. > > > > > > Change-Id: I1eb1b726007aa8f9c374b934cc1c690fb4924aa3 > > > > You forgot to tell what patch you are refering to. Your > > Change-Id (whatever the hell that is) doesn't help at all. Don't > > assume that keys in your internal database make sense for the > > rest of the world, especially when they appear to contain a hash > > of something... > > The Change-Id fails to have any direct search hits at lore.kernel.org. > However, it turn up Roy's original patch, and clicking on the > message-Id in the "In-Reply-Field", it apperas Roy was replying to > this message: > > https://lore.kernel.org/lkml/20210330205750.428816-1-keescook@chromium.org/ > > which is the head of this patch series: > > Subject: [PATCH v8 0/6] Optionally randomize kernel stack offset each syscall > > That being said, it would have been better if the original subject > line had been preserved, and it's yet another example of how the > lore.kernel.org URL is infinitely better than the Change-Id. :-) > > - Ted