linux-kernel - Re: [PATCH v2 1/1] lkdtm/stackleak: Make the test more verbose

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Message-ID: <202001271514.345A5CC9C@keescook>
Date:   Mon, 27 Jan 2020 15:15:08 -0800
From:   Kees Cook <keescook@...omium.org>
To:     Alexander Popov <alex.popov@...ux.com>
Cc:     Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-kernel@...r.kernel.org, notify@...nel.org
Subject: Re: [PATCH v2 1/1] lkdtm/stackleak: Make the test more verbose

On Wed, Jan 22, 2020 at 02:58:44PM +0300, Alexander Popov wrote:
> On 03.01.2020 02:49, Alexander Popov wrote:
> > Make the stack erasing test more verbose about the errors that it
> > can detect.
> > 
> > Signed-off-by: Alexander Popov <alex.popov@...ux.com>
> > ---
> >  drivers/misc/lkdtm/stackleak.c | 25 +++++++++++++++++--------
> >  1 file changed, 17 insertions(+), 8 deletions(-)
> 
> Hello!
> 
> Pinging about this version of the patch.
> 
> Kees, it uses dump_stack() instead of BUG(), as we negotiated.

Yup, this is in my queue -- I've just gotten back from travelling and
will get to it shortly. :)

Greg, feel free to take this directly if you want, too.

-Kees

-- 
Kees Cook