[    1.493720] tr (205) used greatest stack depth: 12840 bytes left
[    1.774656] ip (257) used greatest stack depth: 12536 bytes left
[    2.057144] ip (286) used greatest stack depth: 12520 bytes left
[    3.112075] ip (408) used greatest stack depth: 12248 bytes left
[   53.087277] netem: version 1.3
[  522.112937] ip (13040) used greatest stack depth: 12232 bytes left
[  586.564953] tc (15680) used greatest stack depth: 11952 bytes left
[  643.217396] pm_nl_ctl (18825) used greatest stack depth: 11872 bytes left