[    1.451203] ip (253) used greatest stack depth: 12248 bytes left
[   46.247336] netem: version 1.3
[  498.859541] ip (13481) used greatest stack depth: 12200 bytes left
[  560.960463] tc (15677) used greatest stack depth: 11912 bytes left
[  618.922263] pm_nl_ctl (18821) used greatest stack depth: 11856 bytes left