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[198.145.64.163]) by smtp.gmail.com with ESMTPSA id v3-20020aa78503000000b00504e93ef182sm20070pfn.31.2022.04.13.14.22.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 Apr 2022 14:22:24 -0700 (PDT) Date: Wed, 13 Apr 2022 14:22:23 -0700 From: Kees Cook To: Konstantin Ryabitsev Cc: Christophe Leroy , Arnd Bergmann , Greg Kroah-Hartman , linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCH v2] lkdtm/bugs: Don't expect thread termination without CONFIG_UBSAN_TRAP Message-ID: <202204131421.0E83CACC7@keescook> References: <363b58690e907c677252467a94fe49444c80ea76.1649704381.git.christophe.leroy@csgroup.eu> <202204121440.FEE123D7@keescook> <20220413205714.scrrktpq43kzryim@meerkat.local> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220413205714.scrrktpq43kzryim@meerkat.local> Authentication-Results: imf05.hostedemail.com; dkim=pass header.d=chromium.org header.s=google header.b=Ve6vCo6z; spf=pass (imf05.hostedemail.com: domain of keescook@chromium.org designates 209.85.216.50 as permitted sender) smtp.mailfrom=keescook@chromium.org; dmarc=pass (policy=none) header.from=chromium.org X-Stat-Signature: 9k1zwd3gfs4jmuk1oohkcq5dobn4ykfk X-Rspam-User: X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: C2705100003 X-HE-Tag: 1649884945-46664 X-Bogosity: Ham, tests=bogofilter, spamicity=0.005196, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Wed, Apr 13, 2022 at 04:57:14PM -0400, Konstantin Ryabitsev wrote: > On Tue, Apr 12, 2022 at 04:06:20PM -0700, Kees Cook wrote: > > Also, Konstantin, I note that > > https://git.kernel.org/pub/scm/docs/kernel/pgpkeys.git/ > > does not have a .keyring/ed25519 directory. Should it? > > No, because it's not a "pgpkey". :) > > > I added one > > locally for at least one other developer, as I use this setting: > > > > [patatt] > > keyringsrc = ~/korg/pgpkeys/.keyring > > > > Am I holding this thing wrong? :) > > Nope, but you can also list multiple locations where patatt can look, for > example: > > [patatt] > keyringsrc = ~/korg/pgpkeys/.keyring > keyringsrc = ~/.local/share/patatt/public > > In fact, if you take Christophe's patches all the time, you can add a keyring > ref to your tree. The process is documented here: > https://github.com/mricon/patatt#managing-the-keyring-large-teams > > This way I'm not managing the keys of your trusted contributors. > > I'll be happy to explain further -- in fact, I'm happy anyone uses it at all! > :) I read emails out of order. :) Thanks! If the expectation is other kernel devs are using ed25519 over gpg, should there be a central repo for those? -- Kees Cook