[    2.161621] ip (256) used greatest stack depth: 12392 bytes left
[    2.666359] ip (288) used greatest stack depth: 12344 bytes left
[   62.984046] netem: version 1.3
[  343.715012] ip (6768) used greatest stack depth: 12064 bytes left
[  686.205249] pm_nl_ctl (18727) used greatest stack depth: 11872 bytes left