[  881.093893][ T7521] veth0: entered allmulticast mode
[  881.094288][ T7521] veth1: entered allmulticast mode
[  881.094577][ T7521] veth2: entered allmulticast mode
[  881.094892][ T7521] veth3: entered allmulticast mode
[  891.799578][ T7521] veth0: left allmulticast mode
[  891.799889][ T7521] veth1: left allmulticast mode
[  891.800127][ T7521] veth2: left allmulticast mode
[  891.800357][ T7521] veth3: left allmulticast mode