[    2.552664] ip (280) used greatest stack depth: 12272 bytes left
[   66.445760] netem: version 1.3
[   75.319897] ip (2977) used greatest stack depth: 12240 bytes left
[   75.972460] ip (3012) used greatest stack depth: 12168 bytes left
[  426.446450] ip (8784) used greatest stack depth: 12144 bytes left
[  637.623980] tc (15684) used greatest stack depth: 11936 bytes left
[  699.614723] pm_nl_ctl (18828) used greatest stack depth: 11744 bytes left