[    2.110218] ip (262) used greatest stack depth: 12432 bytes left
[    2.449234] ip (284) used greatest stack depth: 12384 bytes left
[   61.668864] netem: version 1.3
[   69.044633] ip (3009) used greatest stack depth: 12256 bytes left
[  620.081510] tc (15692) used greatest stack depth: 11936 bytes left
[  687.366679] pm_nl_ctl (18837) used greatest stack depth: 11880 bytes left