[    2.430746] ip (273) used greatest stack depth: 12528 bytes left
[    2.566194] ip (282) used greatest stack depth: 12272 bytes left
[    9.322761] ip (789) used greatest stack depth: 12248 bytes left
[   49.356592] ip (2127) used greatest stack depth: 12128 bytes left
[   66.189364] netem: version 1.3
[  623.293982] tc (15594) used greatest stack depth: 11936 bytes left
[  691.992873] pm_nl_ctl (18730) used greatest stack depth: 11912 bytes left