[ 2022.945884][T19502] veth0: entered allmulticast mode
[ 2022.947444][T19502] veth1: entered allmulticast mode
[ 2022.947989][T19502] veth2: entered allmulticast mode
[ 2022.948532][T19502] veth3: entered allmulticast mode
[ 2046.827157][T19502] veth0: left allmulticast mode
[ 2046.827624][T19502] veth1: left allmulticast mode
[ 2046.828006][T19502] veth2: left allmulticast mode
[ 2046.828401][T19502] veth3: left allmulticast mode