On Sun, 13 Aug 2006 04:53:09 -0400
Chuck Ebbert <[email protected]> wrote:
> > > Code: 44 8b 28 c7 45 d0 00 00 00 00 45 85 ed 0f 89 29 fb ff ff e9
> > > RIP [<ffffffff88107287>] :skge:skge_poll+0x547/0x570
> > > RSP <ffffffff80621e70>
> >
> > ksymoops says:
> >
> > Code; ffffffff88107287 <_end+7ac9287/7efc2000>
> > 00000000 <_EIP>:
> > Code; ffffffff88107287 <_end+7ac9287/7efc2000> <=====
> > 0: 44 inc %esp <=====
> > Code; ffffffff88107288 <_end+7ac9288/7efc2000>
> > 1: 8b 28 mov (%eax),%ebp
>
> 0x44 is a REX prefix in 64-bit mode, so somehow ksymoops got it
> wrong and gave you an i386-mode decode instead of 64-bit mode.
> Did you run it on a i386 machine and it assumed i386? Maybe you
> need to use "-a x86-64"? (I can't make it work on my setup.)
>
> So it's really "mov (%r8),%ebp" if I am reading the manual right.
I don't know what ksymoops's problem is. I noticed that without `-a' it
gave x86 code so I gave it `-a i386:x86-64' and didn't bother to read the
output ;) Seems that nothing I can do will persuade it to not treat this as
i386 code.
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