[    2.346581] ip (291) used greatest stack depth: 12272 bytes left
[   33.820380] ip (1562) used greatest stack depth: 12248 bytes left
[   63.784026] netem: version 1.3
[  465.003916] ip (9904) used greatest stack depth: 12128 bytes left
[  623.209893] tc (15682) used greatest stack depth: 11936 bytes left
[  690.884273] pm_nl_ctl (18828) used greatest stack depth: 11704 bytes left