[    2.043118] ip (254) used greatest stack depth: 12392 bytes left
[    2.397439] ip (277) used greatest stack depth: 12344 bytes left
[   61.915712] netem: version 1.3
[  358.576362] ip (7131) used greatest stack depth: 12128 bytes left
[  675.026931] pm_nl_ctl (18610) used greatest stack depth: 11864 bytes left