[    2.479820] date (197) used greatest stack depth: 12584 bytes left
[    2.547307] ip (218) used greatest stack depth: 12216 bytes left
[    2.668507] ip (259) used greatest stack depth: 11960 bytes left
[   52.038132] netem: version 1.3
[  543.682800] pm_nl_ctl (25040) used greatest stack depth: 11608 bytes left