[ 2877.446266][T21861] veth0: entered allmulticast mode
[ 2877.447938][T21861] veth1: entered allmulticast mode
[ 2877.448263][T21861] veth2: entered allmulticast mode
[ 2877.448627][T21861] veth3: entered allmulticast mode
[ 2904.986139][T21861] veth0: left allmulticast mode
[ 2904.986569][T21861] veth1: left allmulticast mode
[ 2904.986810][T21861] veth2: left allmulticast mode
[ 2904.987041][T21861] veth3: left allmulticast mode