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Re: regression in recent pvops kernels, dom0 crashes early
- To: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- From: Olaf Hering <olaf@xxxxxxxxx>
- Date: Thu, 13 May 2021 15:00:33 +0200
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- Cc: <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- Delivery-date: Thu, 13 May 2021 13:00:59 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
Am Thu, 13 May 2021 13:29:32 +0100
schrieb Andrew Cooper <andrew.cooper3@xxxxxxxxxx>:
> Warning: NX (Execute Disable) protection not active
There was a knob in the BIOS, it was set to "Disabled" for some reason.
Once enabled, the flag is seen and the dom0 starts fine.
If Xen is booted with 'cpuid=no-nx', the dom0 crashes again.
Thanks for the help, Andrew.
Olaf
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