[    1.810396] ip (277) used greatest stack depth: 12344 bytes left
[    1.885785] ip (287) used greatest stack depth: 12248 bytes left
[    1.960770] ip (296) used greatest stack depth: 12216 bytes left
[   49.834520] netem: version 1.3
[  323.063569] ip (7413) used greatest stack depth: 12120 bytes left
[  554.100691] tc (16939) used greatest stack depth: 11928 bytes left
[  610.329146] pm_nl_ctl (20241) used greatest stack depth: 11880 bytes left