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[100.16.231.224]) by smtp.gmail.com with ESMTPSA id a67sm19108421qkd.40.2020.08.17.15.15.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 17 Aug 2020 15:15:03 -0700 (PDT) Date: Mon, 17 Aug 2020 18:15:02 -0400 From: Shawn Webb To: Andriy Gapon Cc: Gleb Smirnoff , src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r364310 - in head/sys: kern vm Message-ID: <20200817221502.gznykq3pvwac3vf6@mutt-hbsd> X-Operating-System: FreeBSD mutt-hbsd 13.0-CURRENT-HBSD FreeBSD 13.0-CURRENT-HBSD X-PGP-Key: http://pgp.mit.edu/pks/lookup?op=vindex&search=0xFF2E67A277F8E1FA References: <202008171537.07HFb8a6058296@repo.freebsd.org> <8f9d96f9-ecbb-1ed9-5347-b4b25662a6a2@FreeBSD.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="a54n37xuvb26dzdp" Content-Disposition: inline In-Reply-To: <8f9d96f9-ecbb-1ed9-5347-b4b25662a6a2@FreeBSD.org> ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1597702505; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references:dkim-signature; bh=lFR1VSIDyfiHK822N2k6FvDdbRgpW2+9eUNldbQcBDc=; b=G3x3iRnsglJahTa807cOeJzvnD/dFzt2qGw3Us8C8BghGxqbbPwf25uMR/75xYlHyPAw+a Yyo4af5GEWL0zhNuaLlgX3RcVa3NV+RaFc38jQ9q7w3ML/RrcOvfAY+oNxrcWcimJZn9KG hpqxffsDHKZJ0SeezHrLyvUE/T/Rj+MVjFrdRbkw+bDX+9Uy4lo4clfj3P2igBCDeRi4QP obBkyaB8pfwgu4Rnx3zhzP9hTCcK30lG2sRlhNR+yWUt5jBBVPQTvSwZ048F97CU6vZ15X CiBuqhGKLbS5TisDSOjcR24poaOg1VO9wHFbBgrPV7w4NbGLjoSloRNMeUuERw== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1597702505; a=rsa-sha256; cv=none; b=RHWO2wcj++vu1AATC699mTczgE8JKver1I59c82RSjPoKRL3mj0nLdXR2FpU3zhCm1AX53 7aPbbZRSgmFUo+JCPEgmZvEuTW3aWSrk37laAUeHaSpGNupBngJZ7vKoSLWqe7TXnKnoom UU+WvLGeM9dWlGJcVokJDzy1qL0yg/FLL891N+Wi6E4P6hLIvpIHxo6b8aOnOHraqHpVgW rt3Huu3R6/8EwN8zPDHhFfbcI5IhQyr1V90F9QV4t2nsM1v/+Rncn1HxxaM/q2KnBomchx Y9yVDrHFQ2lQAOkHZq3ukzfOe/yN4NK6IAUB6mbeVeCcStnOO7bg33QGR8645g== ARC-Authentication-Results: i=1; mx1.freebsd.org; dkim=pass header.d=hardenedbsd.org header.s=google header.b=NSDLA2pd; spf=pass (mx1.freebsd.org: domain of shawn.webb@hardenedbsd.org designates 2607:f8b0:4864:20::734 as permitted sender) smtp.mailfrom=shawn.webb@hardenedbsd.org X-Rspamd-Queue-Id: 4BVpJ86dNrz4LFg X-Spamd-Bar: ---- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=hardenedbsd.org header.s=google header.b=NSDLA2pd; dmarc=none; spf=pass (mx1.freebsd.org: domain of shawn.webb@hardenedbsd.org designates 2607:f8b0:4864:20::734 as permitted sender) smtp.mailfrom=shawn.webb@hardenedbsd.org X-Spamd-Result: default: False [-4.65 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[]; R_DKIM_ALLOW(-0.20)[hardenedbsd.org:s=google]; NEURAL_HAM_MEDIUM(-0.99)[-0.987]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+ip6:2607:f8b0:4000::/36]; NEURAL_HAM_LONG(-0.98)[-0.978]; MIME_GOOD(-0.20)[multipart/signed,text/plain]; PREVIOUSLY_DELIVERED(0.00)[svn-src-head@freebsd.org]; ARC_SIGNED(0.00)[i=1]; RCPT_COUNT_FIVE(0.00)[5]; RCVD_COUNT_THREE(0.00)[3]; TO_MATCH_ENVRCPT_SOME(0.00)[]; DKIM_TRACE(0.00)[hardenedbsd.org:+]; NEURAL_HAM_SHORT(-0.59)[-0.590]; RCVD_IN_DNSWL_NONE(0.00)[2607:f8b0:4864:20::734:from]; SIGNED_PGP(-2.00)[]; DMARC_NA(0.00)[hardenedbsd.org]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; MID_RHS_NOT_FQDN(0.50)[]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; RCVD_TLS_ALL(0.00)[]; RECEIVED_SPAMHAUS_PBL(0.00)[100.16.231.224:received] X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 17 Aug 2020 22:15:05 -0000 --a54n37xuvb26dzdp Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Aug 18, 2020 at 01:03:25AM +0300, Andriy Gapon wrote: > On 17/08/2020 18:37, Gleb Smirnoff wrote: > > Author: glebius > > Date: Mon Aug 17 15:37:08 2020 > > New Revision: 364310 > > URL: https://svnweb.freebsd.org/changeset/base/364310 > >=20 > > Log: > > With INVARIANTS panic immediately if M_WAITOK is requested in a > > non-sleepable context. Previously only _sleep() would panic. > > This will catch misuse of M_WAITOK at development stage rather > > than at stress load stage. > > =20 > > Reviewed by: markj > > Differential Revision: https://reviews.freebsd.org/D26027 >=20 > I think that there is going to be a lot of fallout from this. > Will you handle it? > A warning from WITNESS is one thing, a panic is another. Hint: There may also be fallout downstream. ;P Thanks, --=20 Shawn Webb Cofounder / Security Engineer HardenedBSD GPG Key ID: 0xFF2E67A277F8E1FA GPG Key Fingerprint: D206 BB45 15E0 9C49 0CF9 3633 C85B 0AF8 AB23 0FB2 https://git-01.md.hardenedbsd.org/HardenedBSD/pubkeys/src/branch/master/Sha= wn_Webb/03A4CBEBB82EA5A67D9F3853FF2E67A277F8E1FA.pub.asc --a54n37xuvb26dzdp Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEA6TL67gupaZ9nzhT/y5nonf44foFAl87AWMACgkQ/y5nonf4 4fqmnxAAh7h8+dvVZkceVZ/OWBad2RcA85ak+LNGTzcbj0MMNaoX2OQMHAljutcl /pkXwPvVwTY/k+thjUZhDkpi/JzRyk5F5OCwXVDsL0ZFwAIv0qKTnWEttpa2LRw8 iiiWAWNLobjWk+PNXVxWdDaCh5EfncdzWHWSl2zml6BMrDBSpqTzvKoAkmgUNqzs AeQF2iEB7fl5IRSDZr68hsaTdAk3jiCU9neL2Ykh5hp7+8yL/cALH9/DhizjGpN9 xoNsTl4BhmDoV9l+10+sxSmczTmQbCDIMMfCOwJdGPy2o5Q2oSd+p2yoMOvzV0Mm Xpfhg9VjlcWxI7BJjminykZBgpxK4IeyGMBMa2RFCU26NIjI9rXoYg9z7wjLCP+X O3R0PA/W38/fjb5OvRMIkIoGhaFXiq/+wUuo2VFh7u7tevdmdP4PnZ9mTQQJM6kZ whKGShcEhkE2YPP9DhEUWoPoqHbekkysxOjNG7hBKsuD8RTMs4VMJZxLJivu8Ina 8R4rkKMGogP07ODzu2NzMP0c0KAAPTamjmAbSKWo0XmhbWHjgOCzEq2FIB9ROhiJ 4U/8izSEjbGKQ4NlWoMI95n2jmA9wcnlqAqM1lOlFY6ZcyvbpmixRmyYtn0qaW5n sWnV+/uUQ2iFwDE1JEo4SQAQnGaC2whhfqzFLeCS2D7mrq3bUnA= =PuIW -----END PGP SIGNATURE----- --a54n37xuvb26dzdp--