Messages in this thread | | | Date | Wed, 01 Aug 2007 10:36:07 -0400 | From | "H. Peter Anvin" <> | Subject | Re: 2.6.23-rc1: no setup signature found... |
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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.
-hpa
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