[    1.553115] ip (257) used greatest stack depth: 12248 bytes left
[   46.688111] netem: version 1.3
[  488.490760] ip (11844) used greatest stack depth: 12200 bytes left
[  566.695480] tc (15680) used greatest stack depth: 11952 bytes left
[  626.014325] pm_nl_ctl (18824) used greatest stack depth: 11736 bytes left