Re: A system for rebootless kernel security updates

From: Christian Hesse
Date: Thu Apr 24 2008 - 15:17:18 EST


On Thursday 24 April 2008, Jeff Arnold wrote:
> > I just wanted to test on my Gentoo system with kernel 2.6.25. The
> > tarball creation works, but applying the change brings an error to
> > syslog
>
> Sorry. (In 2.6.25, init_mm is marked as an unused symbol, and so whether
> it is exported depends on whether CONFIG_UNUSED_SYMBOLS is enabled).
>
> I've committed a change which should fix this problem. You can get get
> the new version (0.8.1) from http://web.mit.edu/ksplice/dist/ or from Git.
> (I haven't yet made the new version the default, so you won't receive it
> from the main Ksplice page).

This time I get the following in syslog:

ksplice_h: Preparing and checking ksplice_oq7ne7l6
ksplice: Aborted. (stack check: to-be-replaced code is busy)

I tried the example from your website (modifying printk).
--
Regards,
Chris
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