[    2.116168] ip (185) used greatest stack depth: 12296 bytes left
[    2.155156] ip (198) used greatest stack depth: 12288 bytes left
[   17.183552] ip (1675) used greatest stack depth: 12184 bytes left
[   31.200983] ip (2910) used greatest stack depth: 12056 bytes left
[   50.859228] netem: version 1.3
[  584.270945] pm_nl_ctl (24841) used greatest stack depth: 11824 bytes left