sylva-capi-cluster has support to trigger reboorts during cloud-init to modify kernel cmdline (see https://gitlab.com/sylva-projects/sylva-elements/helm-charts/sylva-capi-cluster/-/blob/main/charts/sylva-capi-cluster/charts/sylva-capi-cluster-base/templates/bootstrap/cabpr/_node_class.tpl#L32) which result in an additional reboot to be done during the creation of a machine/node Today we don't exercise this functionality. This lead us to miss a bug like the one fixed by https://gitlab.com/sylva-projects/sylva-elements/helm-charts/sylva-capi-cluster/-/merge_requests/943