From: Andrew Cooper <andrew.cooper3@citrix.com>
To: Sarah Newman <srn@prgmr.com>,
"xen-devel@lists.xen.org" <xen-devel@lists.xen.org>
Subject: Re: Explicit cpuid may be incompatible with vixen
Date: Sun, 14 Jan 2018 11:31:09 +0000 [thread overview]
Message-ID: <2637edc5-301c-a75a-bd2b-dc4fa098152c@citrix.com> (raw)
In-Reply-To: <f19ea1cd-0040-8441-db80-fe9200ba1e34@prgmr.com>
On 14/01/2018 05:55, Sarah Newman wrote:
> We had an experience where vixen would crash with
>
> (XEN)
> (XEN) ****************************************
> (XEN) Panic on CPU 0:
> (XEN) GENERAL PROTECTION FAULT
> (XEN) [error_code=0000]
> (XEN) ****************************************
> (XEN)
> (XEN) Reboot in five seconds...
>
> when cpuid was set to:
>
> cpuid = [ "0x00000001:ecx=xxxxxxxxx0xxxxxxxxx00xxxxxxxxxxx", "0x00000007,0x00:ebx=xxxxxx0xxxx000xx0x0000x0xx000x0x" ]
>
> On a Xeon E5 v2 system.
>
> Since vixen is incompatible with live migration anyway we just removed the line. If there's more debugging information that would be helpful please
> let me know.
Can you provide the full stack trace and registers please?
~Andrew
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prev parent reply other threads:[~2018-01-14 11:31 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-14 5:55 Explicit cpuid may be incompatible with vixen Sarah Newman
2018-01-14 11:31 ` Andrew Cooper [this message]
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