Re: [kernel-hardening] Re: [RFC v1] implement SL*B and stack usercopy runtime checks

Joe Perches
2011-07-03T19:37:55Z

On Sun, 2011-07-03 at 23:24 +0400, Vasiliy Kulikov wrote:
> Btw, if the perfomance will be acceptable, what do you think about
> logging/reacting on the spotted overflows?

If you do, it might be useful to track the found location(s)
and only emit the overflow log entry once as found.

Maybe use __builtin_return_address(depth) for tracking.