Merge pull request #2559 from AkihiroSuda/fedora35

CI: update Fedora to 35

hack/ci/Vagrantfile

@@ -3,11 +3,11 @@
 
 # Vagrant box for testing kind with cgroup v2
 Vagrant.configure("2") do |config|
-  # `config.vm.box = "fedora/34-cloud-base"` seems flaky,
+  # `config.vm.box = "fedora/35-cloud-base"` seems flaky,
   # so we specify the URL explicitly.
-  # Mirrors can be found at here: https://admin.fedoraproject.org/mirrormanager/mirrors/Fedora/34/x86_64
+  # Mirrors can be found at here: https://admin.fedoraproject.org/mirrormanager/mirrors/Fedora/35/x86_64
   config.vm.box = "dummy"
-  config.vm.box_url = "https://iad.mirror.rackspace.com/fedora/releases/34/Cloud/x86_64/images/Fedora-Cloud-Base-Vagrant-34-1.2.x86_64.vagrant-virtualbox.box"
+  config.vm.box_url = "https://iad.mirror.rackspace.com/fedora/releases/35/Cloud/x86_64/images/Fedora-Cloud-Base-Vagrant-35-1.2.x86_64.vagrant-virtualbox.box"
   memory = 2048
   cpus = 2
   config.vm.provider :virtualbox do |v|

pkg/cluster/internal/kubeadm/config.go

@@ -448,6 +448,10 @@ func Config(data ConfigData) (config string, err error) {
 			return "", errors.Errorf("version %q is not compatible with rootless provider (hint: kind v0.11.x may work with this version)", ver)
 		}
 		data.FeatureGates["KubeletInUserNamespace"] = true
+
+		// For avoiding err="failed to get rootfs info: failed to get device for dir \"/var/lib/kubelet\": could not find device with major: 0, minor: 41 in cached partitions map"
+		// https://github.com/kubernetes-sigs/kind/issues/2524
+		data.FeatureGates["LocalStorageCapacityIsolation"] = false
 	}
 
 	// assume the latest API version, then fallback if the k8s version is too low