[    2.583261] ip (288) used greatest stack depth: 12272 bytes left
[   34.326033] ip (1558) used greatest stack depth: 12248 bytes left
[   61.346534] netem: version 1.3
[  303.148776] ip (6039) used greatest stack depth: 12016 bytes left
[  614.172805] tc (15595) used greatest stack depth: 11936 bytes left
[  680.239478] pm_nl_ctl (18734) used greatest stack depth: 11872 bytes left