[    1.368600] ip (218) used greatest stack depth: 12216 bytes left
[    1.426181] ip (231) used greatest stack depth: 11992 bytes left
[   51.158585] netem: version 1.3
[   57.720338] ip (4460) used greatest stack depth: 11984 bytes left
[   57.743425] ip (4469) used greatest stack depth: 11976 bytes left
[  547.253561] pm_nl_ctl (24826) used greatest stack depth: 11784 bytes left