[    2.098757] ip (256) used greatest stack depth: 12392 bytes left
[    2.554746] ip (288) used greatest stack depth: 12344 bytes left
[   58.720180] netem: version 1.3
[  401.392397] ip (7447) used greatest stack depth: 12288 bytes left
[  637.759083] tc (15595) used greatest stack depth: 11936 bytes left
[  704.489480] pm_nl_ctl (18734) used greatest stack depth: 11872 bytes left