[    1.608011] ip (267) used greatest stack depth: 12368 bytes left
[    1.766627] ip (285) used greatest stack depth: 12256 bytes left
[    5.145758] ip (667) used greatest stack depth: 12224 bytes left
[   51.541755] netem: version 1.3
[  122.915187] ip (3903) used greatest stack depth: 12176 bytes left
[  579.092928] tc (16941) used greatest stack depth: 11920 bytes left
[  637.648847] pm_nl_ctl (20242) used greatest stack depth: 11872 bytes left