[  836.313788][T21878] veth0: entered allmulticast mode
[  836.314146][T21878] veth1: entered allmulticast mode
[  836.314378][T21878] veth2: entered allmulticast mode
[  836.314618][T21878] veth3: entered allmulticast mode
[  836.314940][T21878] veth4: entered allmulticast mode
[  836.315187][T21878] veth5: entered allmulticast mode
[  848.051227][T21878] veth0: left allmulticast mode
[  848.051524][T21878] veth1: left allmulticast mode
[  848.051774][T21878] veth2: left allmulticast mode
[  848.052000][T21878] veth3: left allmulticast mode
[  848.052228][T21878] veth4: left allmulticast mode
[  848.052463][T21878] veth5: left allmulticast mode