linux-kernel - Re: [PATCH] mm/slub: Add a dump_stack() to the unexpected GFP check

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Mon, 16 Jan 2017 12:18:52 +0200
From:   Leon Romanovsky <leon@...nel.org>
To:     Borislav Petkov <bp@...en8.de>
Cc:     Michal Hocko <mhocko@...nel.org>, Vlastimil Babka <vbabka@...e.cz>,
        Linux MM <linux-mm@...ck.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] mm/slub: Add a dump_stack() to the unexpected GFP check

On Mon, Jan 16, 2017 at 11:13:10AM +0100, Borislav Petkov wrote:
> On Mon, Jan 16, 2017 at 12:09:30PM +0200, Leon Romanovsky wrote:
> > And doesn't dump_stack do the same? It pollutes the log too.
>
> It is not about polluting the log - it is about tainting.
>
> __warn()->add_taint(taint, LOCKDEP_STILL_OK);

Thanks,
I had something different in mind for word "taint".
Sorry for that.

>
> --
> Regards/Gruss,
>     Boris.
>
> Good mailing practices for 400: avoid top-posting and trim the reply.

Download attachment "signature.asc" of type "application/pgp-signature" (834 bytes)