Re: Are Section mismatches out of control?

Andi Kleen
2008-02-02T04:12:13Z

On Fri, Feb 01, 2008 at 10:51:14PM +0100, Jan Engelhardt wrote:
>
> On Feb 1 2008 12:10, Andi Kleen wrote:
> >On Friday 01 February 2008 11:47:18 Sam Ravnborg wrote:
> >> James said in a related posting that the Section mismatch
> >> warnings were getting out of control.
> >
> >My question is: where are crashes? If the sections were
> >really in such bad shape and since we poison (and sometimes
> >even unmap) init after boot we should in theory see a lot
> >of oops reports from this if there were really accesses to
> >them after boot.
> >
> >Where are they?
>
> Perhaps still in RAM? Explicitly zero the area after unmapping,
> maybe something happens.

This is already doing (but not with zero). With DEBUG_RODATA it is
even unmapped.

-Andi