[    1.426989] sysctl (255) used greatest stack depth: 12664 bytes left
[    1.556013] ip (270) used greatest stack depth: 12648 bytes left
[    1.667098] ip (285) used greatest stack depth: 12392 bytes left
[    1.732321] ip (294) used greatest stack depth: 12360 bytes left
[    2.781696] ip (429) used greatest stack depth: 12248 bytes left
[    3.896749] ip (568) used greatest stack depth: 12216 bytes left
[   50.235002] netem: version 1.3
[   65.523839] ip (3388) used greatest stack depth: 12136 bytes left
[  548.932870] tc (16940) used greatest stack depth: 11928 bytes left
[  605.559345] pm_nl_ctl (20241) used greatest stack depth: 11880 bytes left