[    2.151515] ip (185) used greatest stack depth: 12352 bytes left
[    2.790639] ip (379) used greatest stack depth: 12120 bytes left
[   50.403905] netem: version 1.3
[  126.253168] ip (5163) used greatest stack depth: 12080 bytes left
[  552.325394] pm_nl_ctl (24819) used greatest stack depth: 11944 bytes left