[    2.330278] ip (274) used greatest stack depth: 12624 bytes left
[    2.561846] ip (292) used greatest stack depth: 12384 bytes left
[   66.792488] netem: version 1.3
[  344.518308] pm_nl_ctl (6795) used greatest stack depth: 12320 bytes left
[  618.338538] tc (15679) used greatest stack depth: 11896 bytes left
[  682.699951] pm_nl_ctl (18824) used greatest stack depth: 11848 bytes left