From: Thomas Gleixner <tglx@linutronix.de>
To: Kees Cook <keescook@chromium.org>
Cc: Ingo Molnar <mingo@kernel.org>,
Andy Lutomirski <luto@amacapital.net>,
Dmitry Vyukov <dvyukov@google.com>,
Andrey Ryabinin <ryabinin.a.a@gmail.com>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
Andy Lutomirski <luto@kernel.org>, Borislav Petkov <bp@alien8.de>,
Denys Vlasenko <dvlasenk@redhat.com>,
"x86@kernel.org" <x86@kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Kostya Serebryany <kcc@google.com>,
Alexander Potapenko <glider@google.com>,
Andrey Konovalov <andreyknvl@google.com>,
Sasha Levin <sasha.levin@oracle.com>,
Andi Kleen <ak@linux.intel.com>,
kasan-dev <kasan-dev@googlegroups.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Andrew Morton <akpm@linux-foundation.org>,
Al Viro <viro@zeniv.linux.org.uk>
Subject: Re: [PATCH v2] fs/proc: Don't expose absolute kernel addresses via wchan
Date: Wed, 30 Sep 2015 23:38:15 +0200 (CEST) [thread overview]
Message-ID: <alpine.DEB.2.11.1509302337470.4500@nanos> (raw)
In-Reply-To: <CAGXu5jLN8zPz4auLbM0xs6kca27ueeVxkUSgoEQsjwbD=e-UYg@mail.gmail.com>
On Wed, 30 Sep 2015, Kees Cook wrote:
> Probably should also update Documentation/filesystems/proc.txt with
> something like:
>
> --- a/Documentation/filesystems/proc.txt
> +++ b/Documentation/filesystems/proc.txt
> @@ -310,7 +310,7 @@ Table 1-4: Contents of the stat files (as of 2.6.30-rc7)
> blocked bitmap of blocked signals
> sigign bitmap of ignored signals
> sigcatch bitmap of caught signals
> - wchan address where process went to sleep
> + 0 (place holder, was wchan, see /proc/PID/wchan instead)
> 0 (place holder)
> 0 (place holder)
> exit_signal signal to send to parent thread on exit
Good catch!
Thanks,
tglx
next prev parent reply other threads:[~2015-09-30 21:39 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-28 9:00 [PATCH] arch/x86: fix out-of-bounds in get_wchan() Dmitry Vyukov
2015-09-28 9:37 ` Borislav Petkov
2015-09-28 9:49 ` Dmitry Vyukov
2015-09-28 10:23 ` Borislav Petkov
2015-09-28 10:33 ` Dmitry Vyukov
2015-09-28 10:51 ` Borislav Petkov
2015-09-28 9:54 ` Dmitry Vyukov
2015-09-28 10:32 ` Borislav Petkov
2015-09-28 15:40 ` Andrey Ryabinin
2015-09-28 16:08 ` Dmitry Vyukov
2015-09-28 16:32 ` Thomas Gleixner
2015-09-29 18:15 ` Andy Lutomirski
2015-09-29 18:30 ` Andy Lutomirski
2015-09-29 18:41 ` Borislav Petkov
2015-09-30 7:15 ` [PATCH] fs/proc: Don't expose absolute kernel addresses via wchan Ingo Molnar
2015-09-30 7:35 ` Thomas Gleixner
2015-09-30 13:59 ` [PATCH v2] " Ingo Molnar
2015-09-30 20:36 ` Thomas Gleixner
2015-09-30 21:21 ` Kees Cook
2015-09-30 21:38 ` Thomas Gleixner [this message]
2015-10-01 7:57 ` [PATCH v3] fs/proc, core/debug: " Ingo Molnar
2015-10-01 8:57 ` Andrey Ryabinin
2015-10-01 9:29 ` Ingo Molnar
2015-10-01 10:16 ` Andrey Ryabinin
2015-10-01 10:39 ` Ingo Molnar
2015-10-01 10:47 ` Andrey Ryabinin
2015-10-01 10:57 ` [PATCH v5] " Ingo Molnar
2015-10-01 9:37 ` [PATCH v4] " Ingo Molnar
2015-10-01 12:49 ` [tip:core/debug] fs/proc, core/debug: Don' t " tip-bot for Ingo Molnar
2015-09-30 8:07 ` [PATCH] arch/x86: fix out-of-bounds in get_wchan() Thomas Gleixner
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=alpine.DEB.2.11.1509302337470.4500@nanos \
--to=tglx@linutronix.de \
--cc=a.p.zijlstra@chello.nl \
--cc=ak@linux.intel.com \
--cc=akpm@linux-foundation.org \
--cc=andreyknvl@google.com \
--cc=bp@alien8.de \
--cc=dvlasenk@redhat.com \
--cc=dvyukov@google.com \
--cc=glider@google.com \
--cc=hpa@zytor.com \
--cc=kasan-dev@googlegroups.com \
--cc=kcc@google.com \
--cc=keescook@chromium.org \
--cc=linux-kernel@vger.kernel.org \
--cc=luto@amacapital.net \
--cc=luto@kernel.org \
--cc=mingo@kernel.org \
--cc=mingo@redhat.com \
--cc=ryabinin.a.a@gmail.com \
--cc=sasha.levin@oracle.com \
--cc=torvalds@linux-foundation.org \
--cc=viro@zeniv.linux.org.uk \
--cc=x86@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.