[    1.707984] ip (269) used greatest stack depth: 12472 bytes left
[    1.865514] ip (287) used greatest stack depth: 12456 bytes left
[    1.957371] ip (296) used greatest stack depth: 12328 bytes left
[   48.915270] netem: version 1.3
[   84.208102] ip (3287) used greatest stack depth: 12312 bytes left
[  627.207016] pm_nl_ctl (18823) used greatest stack depth: 11872 bytes left