Re: [Xen-devel] Xen 4.9 vmentry failure

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 01.06.17 at 12:50, <andrew.cooper3@xxxxxxxxxx> wrote:
> On 01/06/17 11:22, Jan Beulich wrote:
>>  But that raises
>> another possibility: What if the selector here actually is pointing
>> into the IDT? The SDM says it's the TSS selector that the exit
>> qualification provides, but what if in fact it's the error code
>> #TS / #GP would otherwise have been handed?
> 
> Looking back over the manual, I can't see any documented case where #TS
> would reference an IDT entry.  All error cases reference a segment
> selector, which puts it firmly in the GDT or LDT.

Well, I was rather considering this as a possible misbehavior of
hardware, before I realized what the more likely cause here is.

Jan


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