[    1.829904] ip (261) used greatest stack depth: 12304 bytes left
[    2.077908] ip (281) used greatest stack depth: 12272 bytes left
[   52.432451] netem: version 1.3
[  106.221390] ip (3486) used greatest stack depth: 12128 bytes left
[  620.707617] tc (15685) used greatest stack depth: 11936 bytes left
[  687.737998] pm_nl_ctl (18828) used greatest stack depth: 11848 bytes left