Re: [SeaBIOS] IO APIC emulation failure with qemu-kvm

[Avi Kivity]

On 02/07/2011 11:24 AM, Ravi Kumar Kulkarni wrote:
> On Mon, Feb 7, 2011 at 2:19 PM, Avi Kivity  wrote:
> > On 02/07/2011 10:33 AM, Ravi Kumar Kulkarni wrote:
> > > On Sun, Feb 6, 2011 at 10:50 PM, Avi Kivity    wrote:
> > > > > On 02/04/2011 03:58 PM, Jan Kiszka wrote:
> > > > > > >
> > > > > >
> > > > > > >>    >       when i run my kernel image with qemu-kvm it gives emulation
> > > > > >  >>  error
> > > > > >  >>    >    failure
> > > > > >  >>    >      trying to execute the code outside ROM or RAM at fec00000(IO
> > > > > >  >>  APIC base
> > > > > >  >>    >    address)
> > > > > >  >>    >      but the same code runs fine with qemu. can anyone please point
> > > > > >  >>  me
> > > > > >  >>    >      where might be the problem or how to find out this one?
> > > > > Please post the error message.
> > > Im attachin the error message in kvm.txt file  with  above mail.
> > > KVM internal error. Suberror: 1
> > >                                                                   rax
> > >
> > > 000000000000000d rbx 000000001e2db2a6 rcx 00000000fa4bec19 rdx
> > >  0000000000000088
> > >                             rsi 000000001f4de1ea rdi 0000000000000000 rsp
> > >  00000000000c0004 rbp 000000001f464fbb
> > >                                  r8  0000000000000000 r9  0000000000000000
> > >
> > > r10 0000000000000000 r11 0000000000000000
> > >                                                                      r12
> > >  0000000000000000 r13 0000000000000000 r14 0000000000000000 r15
> > >  0000000000000000
> > >                            rip 000000001e2f3f7b rflags 00010097
> > >                                                                cs 0008
> > >  (00000000/ffffffff p 1 dpl 0 db 1 s 1 type b l 0 g
> >
> > What's the guest code at rip 0x1e2f3f7b ?
>
> please find the code below.
>
> (qemu) xp /20iw 0x1e2f3f83

That is not the same address.  And the code you posted doesn't make any 
sense.