int kvmppc_handle_loads(struct kvm_run *run, struct kvm_vcpu *vcpu,
			unsigned int rt, unsigned int bytes,
			int is_default_endian)
{
	return __kvmppc_handle_load(run, vcpu, rt, bytes, is_default_endian, 1);
}

The product dereferences a pointer that it expects to be valid but is NULL.