[    2.035489] ip (258) used greatest stack depth: 12392 bytes left
[    2.471418] ip (289) used greatest stack depth: 12344 bytes left
[   39.681506] ip (1868) used greatest stack depth: 12288 bytes left
[   41.095004] ip (2002) used greatest stack depth: 12192 bytes left
[   55.536808] netem: version 1.3
[  599.902490] tc (15594) used greatest stack depth: 11936 bytes left
[  665.832347] pm_nl_ctl (18731) used greatest stack depth: 11624 bytes left