[    1.773047] tc (238) used greatest stack depth: 12896 bytes left
[    1.957327] ip (256) used greatest stack depth: 12392 bytes left
[    2.346864] ip (288) used greatest stack depth: 12344 bytes left
[   11.523128] ip (1038) used greatest stack depth: 12192 bytes left
[   58.230665] netem: version 1.3
[  655.872190] pm_nl_ctl (18732) used greatest stack depth: 11624 bytes left