[    2.422407] ip (277) used greatest stack depth: 12360 bytes left
[    2.550988] ip (286) used greatest stack depth: 12344 bytes left
[   63.496512] netem: version 1.3
[  355.845205] pm_nl_ctl (6045) used greatest stack depth: 12336 bytes left
[  409.121373] ip (7351) used greatest stack depth: 12128 bytes left
[  689.576705] pm_nl_ctl (16880) used greatest stack depth: 11848 bytes left