Re: general protection fault on vif50.1-q1-guest

[Sarah Newman <srn@xxxxxxxxx>]

On 5/8/20 12:15 AM, John Naggets wrote:
> Hello,
>
> I had recently a general protection fault on a Debian 8 server with
> Xen (debian pacakge: 4.4.4lts4-0+deb8u1) and it looks like it was Xen
> related because it showed the vif50.1-q1-guest kernel process in the
> kernel log. I have copied the kernel log below in this mail for
> reference. After this GPF the system was still responding but one domU
> lost network connectivity and all the others where still working
> properly. I decided to power-off and power-on the system as a soft GPF
> renders the system in an unstable state.
>
> Now I am trying to find out what is most likely the cause of this
> general protection fault in order to avoid that again in the future
> and would like your opinion on that:
>
> - is this maybe a bug in Xen?
> - a bug in the kernel used by Debian?
> - a hardware issue?
> - if it is a hardware issue, what is most likely? RAM? CPU?
> - anything else I am missing?
Are you able to try a newer version? You're unlikely to get interest in debugging a version that has been out of support for 3 years: 
https://wiki.xenproject.org/wiki/Xen_Project_Release_Features