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Re: [Xen-devel] [xen-unstable test] 94442: regressions - FAIL

On 17/05/16 09:59, Jan Beulich wrote:
>>>> On 16.05.16 at 11:29, <andrew.cooper3@xxxxxxxxxx> wrote:
>> On 16/05/16 10:24, Wei Liu wrote:
>>> On Mon, May 16, 2016 at 02:57:13AM +0000, osstest service owner wrote:
>>>> flight 94442 xen-unstable real [real]
>>>> http://logs.test-lab.xenproject.org/osstest/logs/94442/ 
>>> [...]
>>>>  test-amd64-i386-qemuu-rhel6hvm-intel  9 redhat-install    fail REGR. vs. 
>>>> 94368
>>> The changes in this flight shouldn't cause failure like this. See below.
>>> It is more likely to be caused by SMEP/SMAP fix, which are now in
>>> master. It seems that previous run didn't discover this.
>> Indeed - definitely from the SMEP/SMAP fix.  What kind of hardware is
>> italia0?
> E3-1220V2 according to the copy of the spreadsheet of systems
> I have. Aiui v2 should have neither SMEP nor SMAP, and hence we
> shouldn't even get into cr4_pv32_restore(). Suggests an issue with
> alternative insn patching ...

v2 is IvyBridge, and has SMEP but not SMAP.


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