[  122.193232][ T4274] netem: version 1.3
[  280.556565][ T6410] ip (6410) used greatest stack depth: 23768 bytes left
[  849.314281][T21006] tc (21006) used greatest stack depth: 23592 bytes left
[  935.289213][T22890] ip (22890) used greatest stack depth: 23416 bytes left
[  966.226509][T24789] pm_nl_ctl (24789) used greatest stack depth: 22496 bytes left