[  749.346996][ T6478] veth0: entered allmulticast mode
[  749.347418][ T6478] veth1: entered allmulticast mode
[  749.348860][ T6478] veth2: entered allmulticast mode
[  749.349167][ T6478] veth3: entered allmulticast mode
[  757.828696][ T6586] tc (6586) used greatest stack depth: 23528 bytes left
[  760.027011][ T6478] veth0: left allmulticast mode
[  760.027249][ T6478] veth1: left allmulticast mode
[  760.027418][ T6478] veth2: left allmulticast mode
[  760.027585][ T6478] veth3: left allmulticast mode