Log and continue on XFS probe errors during startup (#763)

Currently, when any device on the host fails while probing XFS, we error
out which may lead to pod crashloops. We can ignore such device probe
errors and can log and continue.

pkg/device/sync.go

@@ -57,7 +57,7 @@ func probeDeviceMap() (map[string][]device, error) {
 		fsuuid, label, totalCapacity, freeCapacity, err := xfs.Probe(utils.AddDevPrefix(dev.Name))
 		if err != nil {
 			if !errors.Is(err, xfs.ErrFSNotFound) {
-				return nil, err
+				klog.ErrorS(err, "unable to probe XFS filesystem", "Device", dev.Name)
 			}
 			continue
 		}