[    1.508174] ip (253) used greatest stack depth: 12856 bytes left
[    1.527681] ip (256) used greatest stack depth: 12248 bytes left
[    1.820875] ip (294) used greatest stack depth: 12200 bytes left
[   45.615943] ip (2812) used greatest stack depth: 12184 bytes left
[   46.011016] netem: version 1.3
[  572.030448] tc (15678) used greatest stack depth: 11952 bytes left
[  631.403202] pm_nl_ctl (18823) used greatest stack depth: 11864 bytes left