[    1.739833] ip (256) used greatest stack depth: 12840 bytes left
[    1.765761] ip (259) used greatest stack depth: 12264 bytes left
[    4.000135] ip (507) used greatest stack depth: 12216 bytes left
[   39.672626] ip (2147) used greatest stack depth: 12048 bytes left
[   51.862631] netem: version 1.3
[  579.919724] tc (15682) used greatest stack depth: 11928 bytes left
[  637.300151] pm_nl_ctl (18829) used greatest stack depth: 11560 bytes left