[    1.951717] ip (261) used greatest stack depth: 12320 bytes left
[    2.357066] ip (293) used greatest stack depth: 12288 bytes left
[   58.570473] netem: version 1.3
[   67.271690] ip (3020) used greatest stack depth: 12264 bytes left
[   92.164564] ip (3314) used greatest stack depth: 12144 bytes left
[  125.941960] ip (3652) used greatest stack depth: 12016 bytes left
[  582.600606] tc (15683) used greatest stack depth: 11936 bytes left
[  641.019133] pm_nl_ctl (18828) used greatest stack depth: 11880 bytes left