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[Xen-devel] Re: 4gb_segments & movzbl

>> And I'm getting a SIGILL at
>>  8048450:       65 0f b6 05 ff ff ff    movzbl %gs:0xffffffff,%eax
>> When turning `a' into an int, the program works.  I guess this is
>> because movzbl is somehow not correctly supported by the 4gb segment
>> emulation?
>That said, my hypervisor may be a bit old (3.0.3-0, more recent versions
>fail to boot on my laptop).

Which shouldn't matter - -unstable doesn't seem to have changed in that
respect: no 2-byte opcodes (i.e. such starting with a 0x0f byte) are being
emulated here.


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