[  830.906764][T21036] veth0: entered allmulticast mode
[  830.907187][T21036] veth1: entered allmulticast mode
[  830.907534][T21036] veth2: entered allmulticast mode
[  830.907893][T21036] veth3: entered allmulticast mode
[  841.900966][T21036] veth0: left allmulticast mode
[  841.901210][T21036] veth1: left allmulticast mode
[  841.901397][T21036] veth2: left allmulticast mode
[  841.901569][T21036] veth3: left allmulticast mode