[    1.779288] ip (268) used greatest stack depth: 12496 bytes left
[    2.005425] ip (295) used greatest stack depth: 12248 bytes left
[   49.612322] netem: version 1.3
[  565.463731] tc (15680) used greatest stack depth: 11952 bytes left
[  622.667041] pm_nl_ctl (18825) used greatest stack depth: 11872 bytes left