From: Jann Horn <jannh@google.com>
To: Minchan Kim <minchan@kernel.org>
Cc: Michal Hocko <mhocko@kernel.org>, Linux-MM <linux-mm@kvack.org>,
kernel list <linux-kernel@vger.kernel.org>,
Daniel Colascione <dancol@google.com>,
Dave Hansen <dave.hansen@intel.com>,
"Joel Fernandes (Google)" <joel@joelfernandes.org>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: interaction of MADV_PAGEOUT with CoW anonymous mappings?
Date: Fri, 13 Mar 2020 00:29:24 +0100 [thread overview]
Message-ID: <CAG48ez2JKTk8bs0_YcofxUA-oLYdBCWSzGRS2fzBHAQ==dCz5A@mail.gmail.com> (raw)
In-Reply-To: <20200312201602.GA68817@google.com>
On Thu, Mar 12, 2020 at 9:16 PM Minchan Kim <minchan@kernel.org> wrote:
> On Thu, Mar 12, 2020 at 09:22:48AM +0100, Michal Hocko wrote:
> > [Cc akpm]
> >
> > So what about this?
>
> Thanks, Michal.
>
> I't likde to wait Jann's reply since Dave gave his opinion about the vulnerability.
> https://lore.kernel.org/linux-mm/cf95db88-968d-fee5-1c15-10d024c09d8a@intel.com/
> Jann, could you give your insigh about that practically it's possible?
Since I don't really know much about the whole LVI attack, and in
particular don't have any practical experience with it, I don't think
I can help with insight on that. So since Dave said that he doesn't
think it's practical, I'll defer to him on that.
prev parent reply other threads:[~2020-03-12 23:29 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-10 18:08 interaction of MADV_PAGEOUT with CoW anonymous mappings? Jann Horn
2020-03-10 18:48 ` Michal Hocko
2020-03-10 19:11 ` Jann Horn
2020-03-10 21:09 ` Michal Hocko
2020-03-10 22:48 ` Dave Hansen
2020-03-11 8:45 ` Michal Hocko
2020-03-11 22:02 ` Minchan Kim
2020-03-11 23:53 ` Shakeel Butt
2020-03-12 0:18 ` Minchan Kim
2020-03-12 2:03 ` Daniel Colascione
2020-03-12 15:15 ` Shakeel Butt
2020-03-10 20:19 ` Daniel Colascione
2020-03-10 21:40 ` Jann Horn
2020-03-10 21:52 ` Daniel Colascione
2020-03-10 22:14 ` Minchan Kim
2020-03-12 8:22 ` Michal Hocko
2020-03-12 15:40 ` Vlastimil Babka
2020-03-12 20:16 ` Minchan Kim
2020-03-12 20:26 ` Dave Hansen
2020-03-12 20:41 ` Michal Hocko
2020-03-13 2:08 ` Minchan Kim
2020-03-13 8:05 ` Michal Hocko
2020-03-13 20:59 ` Minchan Kim
2020-03-16 9:20 ` Michal Hocko
2020-03-17 1:43 ` Minchan Kim
2020-03-17 7:12 ` Michal Hocko
2020-03-17 15:00 ` Minchan Kim
2020-03-17 15:58 ` Michal Hocko
2020-03-17 17:20 ` Minchan Kim
2020-03-12 21:41 ` Dave Hansen
2020-03-13 2:00 ` Minchan Kim
2020-03-13 16:59 ` Dave Hansen
2020-03-13 21:13 ` Minchan Kim
2020-03-12 23:29 ` Jann Horn [this message]
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