[    4.214290] ip (258) used greatest stack depth: 12392 bytes left
[    4.614441] ip (287) used greatest stack depth: 12344 bytes left
[   59.907268] netem: version 1.3
[  134.903704] ip (3625) used greatest stack depth: 12288 bytes left
[  436.321296] ip (9099) used greatest stack depth: 12192 bytes left
[  698.167869] pm_nl_ctl (18610) used greatest stack depth: 11624 bytes left