[    2.036412] ip (248) used greatest stack depth: 12368 bytes left
[    2.380221] ip (278) used greatest stack depth: 12320 bytes left
[    6.731152] ip (647) used greatest stack depth: 12216 bytes left
[   48.749786] netem: version 1.3
[  122.641650] clocksource: Long readout interval, skipping watchdog check: cs_nsec: 1514993087 wd_nsec: 1514992975