[ 1074.350957][T20234] veth0: entered allmulticast mode
[ 1074.351353][T20234] veth1: entered allmulticast mode
[ 1074.351605][T20234] veth2: entered allmulticast mode
[ 1074.351846][T20234] veth3: entered allmulticast mode
[ 1083.762366][T20392] tc (20392) used greatest stack depth: 24128 bytes left
[ 1085.554412][T20234] veth0: left allmulticast mode
[ 1085.554722][T20234] veth1: left allmulticast mode
[ 1085.554994][T20234] veth2: left allmulticast mode
[ 1085.555250][T20234] veth3: left allmulticast mode