Re: [PATCH 0/1] (Was: Linux 3.11-rc4)

From: Oleg Nesterov
Date: Wed Aug 07 2013 - 15:33:14 EST

On 08/07, Linus Torvalds wrote:
> It's a security issue: setting debug traps on kernel code/data
> addresses can not only leak information, it can cause serious trouble
> (taking a debug trap on the first instruction of an NMI handler etc)
> including kernel stack corruption...

I guess Grazvydas only meant the "unnecessary" align/len/type checks.

But you are right of course.


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