From: Kees Cook <keescook@chromium.org>
To: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Christian Kujau <lists@nerdbynature.de>,
Andrew Morton <akpm@linux-foundation.org>,
Willy Tarreau <w@1wt.eu>,
Dan Carpenter <dan.carpenter@oracle.com>,
linux-kernel@vger.kernel.org
Subject: Re: process '/usr/bin/rsync' started with executable stack
Date: Tue, 23 Jun 2020 16:20:01 -0700 [thread overview]
Message-ID: <202006231619.38108DE0@keescook> (raw)
In-Reply-To: <20200623212214.GA41702@localhost.localdomain>
On Wed, Jun 24, 2020 at 12:22:14AM +0300, Alexey Dobriyan wrote:
> On Wed, Jun 24, 2020 at 12:12:18AM +0300, Alexey Dobriyan wrote:
> > On Tue, Jun 23, 2020 at 10:39:26AM -0700, Christian Kujau wrote:
> > > Hi,
> > >
> > > exactly this[0] happened today, on a 5.6.5 kernel:
> > >
> > > process '/usr/bin/rsync' started with executable stack
> > >
> > > But I can't reproduce this message,
>
> This message is once-per-reboot.
>
> If you run something with exec stack after the message
> you shouldn't get it second time.
If you want to reset this flag, you can do:
# echo 1 > /sys/kernel/debug/clear_warn_once
--
Kees Cook
next prev parent reply other threads:[~2020-06-23 23:20 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-23 17:39 process '/usr/bin/rsync' started with executable stack Christian Kujau
2020-06-23 18:32 ` Kees Cook
2020-06-23 21:33 ` Christian Kujau
2020-06-23 21:41 ` Alexey Dobriyan
2020-06-23 21:45 ` Alexey Dobriyan
2020-06-23 21:50 ` Alexey Dobriyan
2020-06-23 22:02 ` Christian Kujau
2020-06-23 21:12 ` Alexey Dobriyan
2020-06-23 21:22 ` Alexey Dobriyan
2020-06-23 21:51 ` Christian Kujau
2020-06-23 23:20 ` Kees Cook [this message]
2020-06-24 5:34 ` Christian Kujau
2020-06-24 16:51 ` Dan Carpenter
2020-06-24 19:39 ` Kees Cook
2020-06-25 10:04 ` Dan Carpenter
2020-06-25 20:20 ` Kees Cook
2020-06-25 21:16 ` [klibc] " Thorsten Glaser
2020-06-25 22:01 ` Kees Cook
2020-06-26 4:42 ` Christophe Leroy
2020-07-25 21:27 ` Ben Hutchings
2020-07-26 2:07 ` Kees Cook
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