From: Tycho Andersen <tycho@tycho.ws>
To: Andy Lutomirski <luto@kernel.org>
Cc: Khalid Aziz <khalid.aziz@oracle.com>,
Ingo Molnar <mingo@kernel.org>,
Juerg Haefliger <juergh@gmail.com>,
jsteckli@amazon.de, Kees Cook <keescook@google.com>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Juerg Haefliger <juerg.haefliger@canonical.com>,
deepa.srinivasan@oracle.com, chris hyser <chris.hyser@oracle.com>,
Tyler Hicks <tyhicks@canonical.com>,
"Woodhouse, David" <dwmw@amazon.co.uk>,
Andrew Cooper <andrew.cooper3@citrix.com>,
Jon Masters <jcm@redhat.com>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
iommu@lists.linux-foundation.org, X86 ML <x86@kernel.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
"open list:DOCUMENTATION" <linux-doc@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Linux-MM <linux-mm@kvack.org>,
LSM List <linux-security-module@vger.kernel.org>,
Khalid Aziz <khalid@gonehiking.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Andrew Morton <akpm@linux-foundation.org>,
Thomas Gleixner <tglx@linutronix.de>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Dave Hansen <dave@sr71.net>, Borislav Petkov <bp@alien8.de>,
"H. Peter Anvin" <hpa@zytor.com>,
Arjan van de Ven <arjan@infradead.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Subject: Re: [RFC PATCH v9 03/13] mm: Add support for eXclusive Page Frame Ownership (XPFO)
Date: Wed, 17 Apr 2019 13:52:13 -0600 [thread overview]
Message-ID: <20190417195213.GE3758@cisco> (raw)
In-Reply-To: <CALCETrXFzWFMrV-zDa4QFjB=4WnC9RZmorBko65dLGhymDpeQw@mail.gmail.com>
On Wed, Apr 17, 2019 at 12:49:04PM -0700, Andy Lutomirski wrote:
> I also proposed using a gcc plugin (or upstream gcc feature) to add
> some instrumentation to any code that pops RSP to verify that the
> resulting (unsigned) change in RSP is between 0 and THREAD_SIZE bytes.
> This will make ROP quite a bit harder.
I've been playing around with this for a bit, and hope to have
something to post Soon :)
Tycho
next prev parent reply other threads:[~2019-04-17 19:52 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <cover.1554248001.git.khalid.aziz@oracle.com>
2019-04-04 16:44 ` [RFC PATCH v9 00/13] Add support for eXclusive Page Frame Ownership Nadav Amit
2019-04-04 17:18 ` Khalid Aziz
[not found] ` <f1ac3700970365fb979533294774af0b0dd84b3b.1554248002.git.khalid.aziz@oracle.com>
2019-04-17 16:15 ` [RFC PATCH v9 03/13] mm: Add support for eXclusive Page Frame Ownership (XPFO) Ingo Molnar
2019-04-17 16:49 ` Khalid Aziz
2019-04-17 17:09 ` Ingo Molnar
2019-04-17 17:19 ` Nadav Amit
2019-04-17 17:26 ` Ingo Molnar
2019-04-17 17:44 ` Nadav Amit
2019-04-17 21:19 ` Thomas Gleixner
[not found] ` <CAHk-=wgBMg9P-nYQR2pS0XwVdikPCBqLsMFqR9nk=wSmAd4_5g@mail.gmail.com>
2019-04-17 23:42 ` Thomas Gleixner
2019-04-17 23:52 ` Linus Torvalds
2019-04-18 4:41 ` Andy Lutomirski
2019-04-18 5:41 ` Kees Cook
2019-04-18 14:34 ` Khalid Aziz
2019-04-22 19:30 ` Khalid Aziz
2019-04-22 22:23 ` Kees Cook
2019-04-18 6:14 ` Thomas Gleixner
2019-04-17 17:33 ` Khalid Aziz
2019-04-17 19:49 ` Andy Lutomirski
2019-04-17 19:52 ` Tycho Andersen [this message]
2019-04-17 20:12 ` Khalid Aziz
2019-05-01 14:49 ` Waiman Long
2019-05-01 15:18 ` Khalid Aziz
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