[    1.628784] ip (253) used greatest stack depth: 12296 bytes left
[    1.909776] ip (286) used greatest stack depth: 12248 bytes left
[   47.003117] netem: version 1.3
[  566.268351] ip (15490) used greatest stack depth: 12216 bytes left
[  567.996190] tc (15678) used greatest stack depth: 11952 bytes left
[  626.178988] pm_nl_ctl (18822) used greatest stack depth: 11872 bytes left