[  830.757145][T21972] veth0: entered allmulticast mode
[  830.757586][T21972] veth1: entered allmulticast mode
[  830.757901][T21972] veth2: entered allmulticast mode
[  830.758242][T21972] veth3: entered allmulticast mode
[  830.758555][T21972] veth4: entered allmulticast mode
[  830.758859][T21972] veth5: entered allmulticast mode
[  841.744028][T21972] veth0: left allmulticast mode
[  841.744290][T21972] veth1: left allmulticast mode
[  841.744491][T21972] veth2: left allmulticast mode
[  841.744686][T21972] veth3: left allmulticast mode
[  841.744882][T21972] veth4: left allmulticast mode
[  841.745094][T21972] veth5: left allmulticast mode