[  644.851930][ T7548] veth0: entered allmulticast mode
[  644.852446][ T7548] veth1: entered allmulticast mode
[  644.852834][ T7548] veth2: entered allmulticast mode
[  644.853260][ T7548] veth3: entered allmulticast mode
[  655.957110][ T7548] veth0: left allmulticast mode
[  655.958398][ T7548] veth1: left allmulticast mode
[  655.958724][ T7548] veth2: left allmulticast mode
[  655.959029][ T7548] veth3: left allmulticast mode