ci: 为 Kata nested kubelet 补充 kmsg 设备

.gitea/workflows/vm-kind-smoke.yml

@@ -13,10 +13,23 @@ jobs:
         shell: bash
         run: |
           set -euo pipefail
+          if [[ ! -e /dev/kmsg ]]; then
+            sudo mknod /dev/kmsg c 1 11
+          fi
           sudo install -d /var/lib/docker
           sudo truncate -s 20G /tmp/docker-data.img
           sudo mkfs.ext4 -F /tmp/docker-data.img
-          sudo mount -o loop /tmp/docker-data.img /var/lib/docker
+          if [[ ! -e /dev/loop-control ]]; then
+            sudo mknod /dev/loop-control c 10 237
+          fi
+          for minor in {0..7}; do
+            if [[ ! -e "/dev/loop${minor}" ]]; then
+              sudo mknod "/dev/loop${minor}" b 7 "$minor"
+            fi
+          done
+          loop_device=$(sudo losetup --find --show /tmp/docker-data.img)
+          sudo mount "$loop_device" /var/lib/docker
+          findmnt /var/lib/docker
 
           # A nested systemd needs a domain cgroup namespace. This is the
           # cgroup v2 nesting initialization performed by the official DinD