[    1.996012] ip (259) used greatest stack depth: 12392 bytes left
[    2.405989] ip (287) used greatest stack depth: 12344 bytes left
[    3.772991] ip (400) used greatest stack depth: 12288 bytes left
[   55.192775] netem: version 1.3
[   74.346251] ip (3152) used greatest stack depth: 12192 bytes left
[  108.268252] ip (3491) used greatest stack depth: 12160 bytes left
[  406.738207] ip (8414) used greatest stack depth: 12064 bytes left
[  619.823176] tc (15593) used greatest stack depth: 11936 bytes left
[  686.350974] pm_nl_ctl (18732) used greatest stack depth: 11864 bytes left