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Re: [Xen-devel] [PATCH] x86/vmx: Avoid hitting BUG_ON() after EPTP-related domain_crash()



> From: Andrew Cooper [mailto:andrew.cooper3@xxxxxxxxxx]
> Sent: Wednesday, August 1, 2018 8:08 PM
> 
> If the EPTP pointer can't be located in the altp2m list, the domain
> is (legitimately) crashed.
> 
> Under those circumstances, execution will continue and guarentee to hit
> the
> BUG_ON(idx >= MAX_ALTP2M) (unfortunately, just out of context).
> 
> Return from vmx_vmexit_handler() after the domain_crash(), which also
> has the
> side effect of reentering the scheduler more promptly.
> 
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Acked-by: Kevin Tian <kevin.tian@xxxxxxxxx>

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