[  691.356815][T21889] veth0: entered allmulticast mode
[  691.357185][T21889] veth1: entered allmulticast mode
[  691.357421][T21889] veth2: entered allmulticast mode
[  691.357645][T21889] veth3: entered allmulticast mode
[  702.166335][T21889] veth0: left allmulticast mode
[  702.166562][T21889] veth1: left allmulticast mode
[  702.166729][T21889] veth2: left allmulticast mode
[  702.166896][T21889] veth3: left allmulticast mode