[    1.927516] ip (254) used greatest stack depth: 12152 bytes left
[   43.615218] ip (2996) used greatest stack depth: 12136 bytes left
[   78.200643] netem: version 1.3
[  661.103581] tc (26294) used greatest stack depth: 11864 bytes left
[  728.112428] pm_nl_ctl (30562) used greatest stack depth: 11800 bytes left