[    2.175917] ip (256) used greatest stack depth: 12912 bytes left
[    2.452137] ip (269) used greatest stack depth: 12504 bytes left
[    2.587410] ip (278) used greatest stack depth: 12480 bytes left
[    2.708641] ip (287) used greatest stack depth: 12272 bytes left
[   64.975301] netem: version 1.3
[  534.471270] ip (11558) used greatest stack depth: 12248 bytes left
[  564.391766] ip (13802) used greatest stack depth: 12000 bytes left
[  626.785643] tc (15589) used greatest stack depth: 11936 bytes left
[  691.525551] pm_nl_ctl (18726) used greatest stack depth: 11872 bytes left