Re: [patch 0/5] Support for sanitization flag in low-level page allocator

[Rik van Riel]

Peter Zijlstra wrote:
> On Sat, 2009-05-30 at 15:30 +0100, Alan Cox wrote:
> > > Right, so the whole point is to minimize the impact of actual bugs,
> > > right? So why not focus on fixing those actual bugs? Can we create tools
> > > to help us find such bugs faster? We use sparse for a lot of static
> > > checking, we create things like lockdep and kmemcheck to dynamically
> > > find trouble.
> > >
> > > Can we instead of working around a problem, fix the actual problem?
> > Why do cars have crashworthiness and seatbelts ? Why not fix the actual
> > problem (driving errors) ? I mean lets face it they make the vehicle
> > heavier, less fuel efficient, less fun and more annoying to use.
>
> We can't find every crash bug either, yet we still ship the kernel and
> people actually use it too.
>
> What makes these security bugs so much more important than all the other
> ones?

The fact that we can do something about them.

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