[    1.757495] ip (268) used greatest stack depth: 12472 bytes left
[    1.842006] ip (277) used greatest stack depth: 12432 bytes left
[    1.925327] ip (286) used greatest stack depth: 12360 bytes left
[    2.008824] ip (295) used greatest stack depth: 12328 bytes left
[   48.010447] netem: version 1.3
[   99.832171] ip (3614) used greatest stack depth: 12312 bytes left
[  474.037921] ip (12222) used greatest stack depth: 12120 bytes left
[  547.507000] tc (15680) used greatest stack depth: 11928 bytes left
[  605.583368] pm_nl_ctl (18825) used greatest stack depth: 11872 bytes left