Re: [ros-dev] Stubbing Block w TEB

[Alex Ionescu]

Looks like the CSRSS bug in Windows
 -- by setting this to NULL, something is probably trying to dereference it
and crashes.

What is the original value? Probably some bogus uninitialized variable that
happens to be valid memory...

Best regards,
Alex Ionescu

On Tue, May 12, 2009 at 7:03 AM, James Tabor [e-mail]:
> This should work! It's just writing zero into a place holder in TEB
> but it throws a exception and kills boot!
> Index: win32k/ntuser/misc.c
>
> --- win32k/ntuser/misc.c        (revision 40892)
> +++ win32k/ntuser/misc.c        (working copy)
> @@ -550,6 +550,7 @@
>  //                ci->pClientThreadInfo = &ti->ClientThreadInfo; // FIXME!
>                 ci->pClientThreadInfo = NULL;
>                 ci->ppi = ti->ppi;
>            ci->pDeskInfo = NULL;
>       }
>       _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
>       {
>
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