[  793.946210][T20847] veth0: entered allmulticast mode
[  793.946541][T20847] veth1: entered allmulticast mode
[  793.946769][T20847] veth2: entered allmulticast mode
[  793.946996][T20847] veth3: entered allmulticast mode
[  804.352453][T20847] veth0: left allmulticast mode
[  804.352685][T20847] veth1: left allmulticast mode
[  804.352863][T20847] veth2: left allmulticast mode
[  804.353036][T20847] veth3: left allmulticast mode