[    2.263312] ip (289) used greatest stack depth: 12344 bytes left
[   56.156688] netem: version 1.3
[  106.604126] ip (3483) used greatest stack depth: 12288 bytes left
[  288.664326] ip (5578) used greatest stack depth: 12192 bytes left
[  687.838188] pm_nl_ctl (18731) used greatest stack depth: 11872 bytes left