Re: [ALPHA][2.5.7x] Problems with execve assembly rewriting

Willy Tarreau (willy@w.ods.org)
Fri, 27 Jun 2003 22:22:10 +0200


Hi !

On Thu, Jun 26, 2003 at 09:40:57PM +0200, Marc Zyngier wrote:
> Unable to handle kernel paging request at virtual address 5345432039323a38

This address is really messy since it's purely ASCII : "SEC 92:8"

> t0 = 00000000616d2820 t1 = 0000000033372e35
ASCII here : "am( " and here "37.5"

> t2 = 000000006920676e t3 = 5345432039323a34
and here : "i gn" and here too "SEC 92:4"

So it may result from some garbage being used as a pointer, or a char * being
jumped to.

Just my .02 euros,
Willy

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