[ 1011.566148][T21508] veth0: entered allmulticast mode
[ 1011.567505][T21508] veth1: entered allmulticast mode
[ 1011.567912][T21508] veth2: entered allmulticast mode
[ 1011.568241][T21508] veth3: entered allmulticast mode
[ 1022.432903][T21763] veth0 (unregistering): left allmulticast mode
[ 1022.437373][T21763] veth1 (unregistering): left allmulticast mode
[ 1022.471734][T21765] veth2 (unregistering): left allmulticast mode
[ 1022.477472][T21765] veth3 (unregistering): left allmulticast mode