code: func (kl *Kubelet) podVolumesExist(podUID types.UID) bool {
  	if mountedVolumes :=
  		kl.volumeManager.GetMountedVolumesForPod(
  			volumetypes.UniquePodName(podUID)); len(mountedVolumes) > 0 {
  		return true
  	}
  	// TODO: This checks pod volume paths and whether they are mounted. If checking returns error, podVolumesExist will return true
  	// which means we consider volumes might exist and requires further checking.
  	// There are some volume plugins such as flexvolume might not have mounts. See issue #61229
  	volumePaths, err := kl.getMountedVolumePathListFromDisk(podUID)
  	if err != nil {
  		klog.Errorf("pod %q found, but error %v occurred during checking mounted volumes from disk", podUID, err)
  		return true
  	}
  	if len(volumePaths) > 0 {
  		klog.V(4).Infof("pod %q found, but volumes are still mounted on disk %v", podUID, volumePaths)
  		return true
  	}
  
  	return false
  }
docs: // podVolumesExist checks with the volume manager and returns true any of the
  // pods for the specified volume are mounted.