From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?Q?Mika_Penttil=c3=a4?= Subject: Re: [PATCH v4 00/29] virtually mapped stacks and thread_info cleanup Date: Wed, 29 Jun 2016 10:06:21 +0300 Message-ID: <5773736D.40500@nextfour.com> References: Reply-To: kernel-hardening@lists.openwall.com Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Return-path: List-Post: List-Help: List-Unsubscribe: List-Subscribe: In-Reply-To: To: Andy Lutomirski , x86@kernel.org Cc: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, Borislav Petkov , Nadav Amit , Kees Cook , Brian Gerst , "kernel-hardening@lists.openwall.com" , Linus Torvalds , Josh Poimboeuf , Jann Horn , Heiko Carstens List-Id: linux-arch.vger.kernel.org On 06/27/2016 12:55 AM, Andy Lutomirski wrote: > Hi all- > > > Known issues: > - tcp md5, virtio_net, and virtio_console will have issues. Eric Dumazet > has a patch for tcp md5, and Michael Tsirkin says he'll fix virtio_net > and virtio_console. > How about PTRACE_SETREGS, it's using the child stack's vmapped address to put regs? --Mika From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-am1on0063.outbound.protection.outlook.com ([157.56.112.63]:4246 "EHLO emea01-am1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751407AbcF2HXi (ORCPT ); Wed, 29 Jun 2016 03:23:38 -0400 Subject: Re: [PATCH v4 00/29] virtually mapped stacks and thread_info cleanup References: From: =?UTF-8?Q?Mika_Penttil=c3=a4?= Message-ID: <5773736D.40500@nextfour.com> Date: Wed, 29 Jun 2016 10:06:21 +0300 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-arch-owner@vger.kernel.org List-ID: To: Andy Lutomirski , x86@kernel.org Cc: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, Borislav Petkov , Nadav Amit , Kees Cook , Brian Gerst , "kernel-hardening@lists.openwall.com" , Linus Torvalds , Josh Poimboeuf , Jann Horn , Heiko Carstens Message-ID: <20160629070621.mIk05r0PZSht2bo8KKsrhHXF-r_5mD6m9BfWB98dLwA@z> On 06/27/2016 12:55 AM, Andy Lutomirski wrote: > Hi all- > > > Known issues: > - tcp md5, virtio_net, and virtio_console will have issues. Eric Dumazet > has a patch for tcp md5, and Michael Tsirkin says he'll fix virtio_net > and virtio_console. > How about PTRACE_SETREGS, it's using the child stack's vmapped address to put regs? --Mika