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[198.145.64.163]) by smtp.gmail.com with ESMTPSA id a3sm6766104pje.3.2019.06.27.09.23.58 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 27 Jun 2019 09:23:58 -0700 (PDT) Date: Thu, 27 Jun 2019 09:23:57 -0700 From: Kees Cook To: Michal Hocko Cc: Qian Cai , Catalin Marinas , Ard Biesheuvel , Alexander Potapenko , Andrew Morton , Christoph Lameter , Masahiro Yamada , James Morris , "Serge E. Hallyn" , Nick Desaulniers , Kostya Serebryany , Dmitry Vyukov , Sandeep Patil , Laura Abbott , Randy Dunlap , Jann Horn , Mark Rutland , Marco Elver , linux-mm@kvack.org, linux-security-module@vger.kernel.org, kernel-hardening@lists.openwall.com, clang-built-linux@googlegroups.com Subject: Re: [PATCH v8 1/2] mm: security: introduce init_on_alloc=1 and init_on_free=1 boot options Message-ID: <201906270923.C73BAD213@keescook> References: <20190626121943.131390-1-glider@google.com> <20190626121943.131390-2-glider@google.com> <1561572949.5154.81.camel@lca.pw> <201906261303.020ADC9@keescook> <20190627061534.GA17798@dhcp22.suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190627061534.GA17798@dhcp22.suse.cz> 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: On Thu, Jun 27, 2019 at 08:15:34AM +0200, Michal Hocko wrote: > This sounds familiar: http://lkml.kernel.org/r/CABXOdTd-cqHM_feAO1tvwn4Z=kM6WHKYAbDJ7LGfMvRPRPG7GA@mail.gmail.com Your memory is better than mine! I entirely forgot about this and it was only 2 months ago. Whoops. :P -- Kees Cook