title: Service runner-XXX probably didn't start properly
body: <p>There are a lot of answers about this topic, but I cannot find a solution to my problem here my log:</p>
  <pre><code>Waiting for services to be up and running...
  *** WARNING: Service runner-hgz7smm8-project-3-concurrent-0-c2b622f72cceadc3-docker-0 probably didn't start properly.
  Health check error:
  service &quot;runner-hgz7smm8-project-3-concurrent-0-c2b622f72cceadc3-docker-0-wait-for-service&quot; timeout
  Health check container logs:
  Service container logs:
  2021-12-07T16:13:47.326235886Z mount: permission denied (are you root?)
  2021-12-07T16:13:47.326275450Z Could not mount /sys/kernel/security.
  2021-12-07T16:13:47.326284427Z AppArmor detection and --privileged mode might break.
  </code></pre>
  <p>My docker version inside the runner:</p>
  <pre><code>root@gitlab-runner-2:~# docker -v
  Docker version 20.10.7, build 20.10.7-0ubuntu5.1
  </code></pre>
  <p>Gitlab-runner:</p>
  <pre><code>root@gitlab-runner-2:~# gitlab-runner -v
  Version:      14.5.1
  Git revision: de104fcd
  Git branch:   14-5-stable
  GO version:   go1.13.8
  Built:        2021-12-01T15:41:35+0000
  OS/Arch:      linux/amd64
  </code></pre>
  <p>Runner is an <strong>LXD</strong> container running inside <strong>PROXMOX</strong> and is configured like this with &quot;docker&quot; executor:</p>
  <pre><code>concurrent = 1
  check_interval = 0
  
  [session_server]
    session_timeout = 1800
  
  [[runners]]
    name = &quot;gitlab-runner-2&quot;
    url = &quot;http://gitlab.XXXXXX.com&quot;
    token = &quot;XXXXXXXXXX&quot;
    executor = &quot;docker&quot;
    pre_build_script = &quot;export DOCKER_HOST=tcp://docker:2375&quot;
    [runners.custom_build_dir]
    [runners.cache]
      [runners.cache.s3]
      [runners.cache.gcs]
      [runners.cache.azure]
    [runners.docker]
      tls_verify = false
      image = &quot;alpine:latest&quot;
      privileged = true
      disable_entrypoint_overwrite = false
      oom_kill_disable = false
      disable_cache = false
      volumes = [&quot;/cache&quot;]
      shm_size = 0
  </code></pre>
  <p>Any advices?</p>