Re: [PATCH] 126.96.36.199 Parameter-controlled mmap/stack randomization
From: John Richard Moser
Date: Mon May 22 2006 - 21:39:17 EST
-----BEGIN PGP SIGNED MESSAGE-----
Arjan van de Ven wrote:
> On Mon, 2006-05-22 at 12:31 -0400, John Richard Moser wrote:
>> It is still possible that ARCH_STACK_RANDOM_BITS_DEFAULT breaks things.
>> The current kernel default broke emacs at first I heard;
> hearsay.. where did you hear this and what exact randomization was this?
Sorry, I googled it, you were talking about brk() randomization (which I
STILL want to see! :D)
>> I believe we
>> started with 64KiB of stack randomization and then upped it to 8MiB when
>> emacs was fixed.
> this is new information to me, I find this really really hard to believe
> as true but maybe you have information I don't have...
See this is why I said "I believe..." :)
All content of all messages exchanged herein are left in the
Public Domain, unless otherwise explicitly stated.
Creative brains are a valuable, limited resource. They shouldn't be
wasted on re-inventing the wheel when there are so many fascinating
new problems waiting out there.
-- Eric Steven Raymond
We will enslave their women, eat their children and rape their
-- Bosc, Evil alien overlord from the fifth dimension
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v188.8.131.52 (GNU/Linux)
Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org
-----END PGP SIGNATURE-----
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/