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SubjectRe: 2.6.23-rc1: no setup signature found...
Borislav Petkov wrote:
> Breakpoint 4, 0x00040200 in ?? ()
> 1: x/i ($cs << 4) + $eip 0x40300: lea (%si),%dx
> (gdb) c
> Continuing.
> if i do delete here, it loads the second stage of grub and continues to load the
> kernel. Is there another way to land at the jmp instruction instead of poking
> blindly, maybe disassemble something parts of the initial code. \me reading
> grub-docs...

If you do "delete" without a breakpoint number, you're deleting all
breakpoints. I just experimented with grub, and it looks like it should
break at 0x90200, so just set that breakpoint and none of the others.


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