[    2.309183] ip (275) used greatest stack depth: 12344 bytes left
[    5.252548] ip (481) used greatest stack depth: 12192 bytes left
[   58.472190] netem: version 1.3
[  604.761080] tc (13807) used greatest stack depth: 11936 bytes left
[  667.944353] pm_nl_ctl (16723) used greatest stack depth: 11752 bytes left