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Re: [Xen-devel] [PATCH] Add tool to attempt to crash HVM guests
Paul Durrant writes ("[Xen-devel] [PATCH] Add tool to attempt to crash HVM
> This tool reads the CPU save records, overwrites RIP with a bogus
> value, and then restores them. This is, of course, not guaranteed
> to crash the guest (since the CPUs may not be executing in kernel
> at the time) but it's good for breaking into some tight loops that
> would be hard to debug otherwise.
Surely there must be a better way of doing this! Isn't it sufficient
to pause the guest and then inspect it ? Or do we need a new domctl
to crash the guest explicitly ?
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