[    1.734317] ip (254) used greatest stack depth: 12168 bytes left
[    9.407398] ip (1212) used greatest stack depth: 12120 bytes left
[   49.192537] netem: version 1.3
[  540.028027] tc (16941) used greatest stack depth: 11896 bytes left
[  597.263023] pm_nl_ctl (20241) used greatest stack depth: 11848 bytes left