[  855.477471][T21548] veth0: entered allmulticast mode
[  855.477936][T21548] veth1: entered allmulticast mode
[  855.478294][T21548] veth2: entered allmulticast mode
[  855.478851][T21548] veth3: entered allmulticast mode
[  855.479182][T21548] veth4: entered allmulticast mode
[  855.479503][T21548] veth5: entered allmulticast mode
[  855.778107][T21564] ip (21564) used greatest stack depth: 23328 bytes left
[  867.379958][T21548] veth0: left allmulticast mode
[  867.380300][T21548] veth1: left allmulticast mode
[  867.380580][T21548] veth2: left allmulticast mode
[  867.380851][T21548] veth3: left allmulticast mode
[  867.381125][T21548] veth4: left allmulticast mode
[  867.381402][T21548] veth5: left allmulticast mode