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Sat, 12 May 2018 13:30:03 -0400 Received: from mail-oi0-f67.google.com ([209.85.218.67]:41346 "EHLO mail-oi0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751048AbeELRaC (ORCPT ); Sat, 12 May 2018 13:30:02 -0400 X-Google-Smtp-Source: AB8JxZr6/uWvfioZcLt8rtEydbYogdRhujzHi8Kj4zT7QanyLns3QwpUG6gNexgYJP1awcksgwa3ng== Date: Sat, 12 May 2018 10:29:57 -0700 In-Reply-To: <20180512203137.4c00f301c4359de1f6253154@kernel.org> References: <152540727123.29650.13679359124038587629.stgit@devbox> <20180508112503.GD16141@n2100.armlinux.org.uk> <20180512203137.4c00f301c4359de1f6253154@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Autocrypt: addr=f.fainelli@gmail.com; keydata=mQGiBEjPuBIRBACW9MxSJU9fvEOCTn RNqG/13rAGsj+vJqontvoDSNxRgmafP8d3nesnqPyRxGlkaOSDuu09rxuW+69Y2f1TzjFuGpBk4y sWOR85O2Nx8AJ6fYGCoeTbovrNlGT1M9obSFGQX3IzRnWoqlfudjTO5TKoqkbOgpYqIo5n1QbEjC CwCwCg3DOH/4ug2AUUlcIT9/l3pGvoRJ0EAICDzi3l7pmC5IWn2n1mvP5247urtHFs/uusE827DD j3K8Upn2vYiOFMBhGsxAk6YKV6IP0dZdWX6fqkJJlu9cSDvWtO1hXeHIfQIE/xcqvlRH783KrihL csmnBqOiS6rJDO2x1eAgC8meAXSAgsrBhcgGl2Rl5gh/jkeA5ykwbxA/9u1eEuL70Qzt5APJmqVX R+kWvrqdBVPoUNy/tQ8mYcnzJJ63ng3tHhnwHXZOu8hL4nqwlYHRa9eeglXYhBqja4ZvIvCEqSmE ukfivk+DlIgVoOAJbhqIWgvr3SIEuR6ayY3f5j0f2ejUMYlYYnKdiHXFlF9uXm1ELrb0YX4GMHz7 QnRmxvcmlhbiBGYWluZWxsaSA8Zi5mYWluZWxsaUBnbWFpbC5jb20+iGYEExECACYCGyMGCwkIBw MCBBUCCAMEFgIDAQIeAQIXgAUCVF/S8QUJHlwd3wAKCRBhV5kVtWN2DvCVAJ4u4/bPF4P3jxb4qE Y8I2gS6hG0gACffNWlqJ2T4wSSn+3o7CCZNd7SLSC5BA0ESM+4EhAQAL/o09boR9D3Vk1Tt7+gpY r3WQ6hgYVON905q2ndEoA2J0dQxJNRw3snabHDDzQBAcqOvdi7YidfBVdKi0wxHhSuRBfuOppupd Xkb7zxuPQuSveCLqqZWRQ+Cc2QgF7SBqgznbe6Ngout5qXY5Dcagk9LqFNGhJQzUGHAsIshap1f0 B1PoUyUNeEInV98D8Xd/edM3mhO9nRpUXRK9Bvt4iEZUXGuVtZLT52nK6Wv2EZ1TiTOiqZlf1P+v xYLBx9eKmabPdm3yjalhY8yr1S1vL0gSA/C6W1o/TowdieF1rWN/MYHlkpyj9cRpc281gAO0AP3V 1G00YzBEdYyi0gaJbCEQnq8Vz1vDXFxHzyhgGz7umBsVKmYwZgA8DrrB0MoaP35wuGR3RJcaG30A nJpEDkBYHznI2apxdcuTPOHZyEilIRrBGzDwGtAhldzlBoBwE3Z3MY31TOpACu1ZpNOMysZ6xiE3 5pWkwc0KYm4hJA5GFfmWSN6DniimW3pmdDIiw4Ifcx8b3mFrROBbDIW13E51j9RjbO/nAaK9ndZ5 LRO1B/8Fwat7bLzmsCiEXOJY7NNpIEpkoNoEUfCcZwmLrU+eOTPzaF6drw6ayewEi5yzPg3TAT6F V3oBsNg3xlwU0gPK3v6gYPX5w9+ovPZ1/qqNfOrbsEFRuiSVsZQ5s3AAMFD/9XjlnnVDh9GX/r/6 hjmr4U9tEsM+VQXaVXqZuHKaSmojOLUCP/YVQo7IiYaNssCS4FCPe4yrL4FJJfJAsbeyDykMN7wA nBcOkbZ9BPJPNCbqU6dowLOiy8AuTYQ48mvIyQ4Ijnb6GTrtxIUDQeOBNuQC/gyyx3nbL/lVlHbx r4tb6YkhkO6shjXhQh7nQb33FjGO4PWU11Nr9i/qoV8QCo12MQEo244RRA6VMud06y/E449rWZFS TwGqb0FS0seTcYNvxt8PB2izX+HZA8SL54j479ubxhfuoTu5nXdtFYFj5Lj5x34LKPx7MpgAmj0H 7SDhpFWF2FzcC1bjiW9mjWHaKaX23Awt97AqQZXegbfkJwX2Y53ufq8Np3e1542lh3/mpiGSilCs aTahEGrHK+lIusl6mzJoil+u3k01ofvJMK0ZdzGUZ/aPMZ16LofjFA+MNxWrZFrkYmiGdv+LG45z SlZyIvzSiG2lKykuVag+IijCIom78P9jRtB1q1Q5lwZp2TLAJlz92DmFwBg1hyFzwDADjZ2nrDxK UiybXIgZp9aU2d++ptEGCVJOfEW4qpWCCLPbOT7XBr+g/4H3qWbs3j/cDDq7LuVYIe+wchy/iXEJ aQVeTCy5arMQorqTFWlEOgRA8OP47L9knl9i4xuR0euV6DChDrguup2aJVU4hPBBgRAgAPAhsMBQ JUX9LxBQkeXB3fAAoJEGFXmRW1Y3YOj4UAn3nrFLPZekMeqX5aD/aq/dsbXSfyAKC45Go0YyxVHG uUuzv+GKZ6nsysJw== Subject: Re: [BUGFIX PATCH v3 0/4] arm: kprobes: Fix to prohibit probing on unsafe functions To: linux-arm-kernel@lists.infradead.org, Masami Hiramatsu , Russell King - ARM Linux CC: Jon Medhurst , Wang Nan , Will Deacon , linux-kernel@vger.kernel.org, stable@vger.kernel.org, David Long From: Florian Fainelli Message-ID: <59CD6F84-9E51-469B-BB67-340A4F376A13@gmail.com> Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: On May 12, 2018 4:31:37 AM PDT, Masami Hiramatsu wr= ote: >Hi Russell, > >On Tue, 8 May 2018 12:25:03 +0100 >Russell King - ARM Linux wrote: > >> On Fri, May 04, 2018 at 01:14:31PM +0900, Masami Hiramatsu wrote: >> > Hi, >> >=20 >> > This is the 3rd version of bugfix series for kprobes on arm=2E >> > This series fixes 4 different issues which I found=2E >> >=20 >> > - Fix to use smp_processor_id() after disabling preemption=2E >> > - Prohibit probing on optimized_callback() for avoiding >> > recursive probe=2E >> > - Prohibit kprobes on do_undefinstr() by same reason=2E >> > - Prohibit kprobes on get_user() by same reason=2E >> >=20 >> > >From v2, I included another 2 bugfixes (1/4 and 2/4) >> > which are not merged yet, and added "Cc: stable@vger=2Ekernel=2Eorg", >> > since there are obvious bugs=2E >>=20 >> Please submit them to the patch system, thanks=2E > >Could you tell me what you mean the patch system? This is in Russell's signature: RMK's Patch system: http://www=2Earmlinux=2Eorg=2Euk/developer/patches/ --=20 Florian