Re: [PATCH v3 0/7] KVM: x86: never write to memory from kvm_vcpu_check_block

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On Sat, Sep 17, 2022, Sean Christopherson wrote:
> The eponymous patch breaks handling of INITs (and SIPIs) that are "latched"[1]
> and later become unblocked, e.g. due to entering VMX non-root mode or because SVM's
> GIF is set.  vmx_init_signal_test fails because KVM fails to re-evaluate pending
> events after entering guest/non-root.  It passes now because KVM always checks
> nested events in the outer run loop.
> 
> I have fixes, I'll (temporarily) drop this from the queue and post a new version of
> this series on Monday.

And by "Monday" I meant "Tuesday", the weird pending_events snapshot thing sent me
down a bit of a rabbit hole.



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