[    2.045194] ip (260) used greatest stack depth: 12432 bytes left
[    2.346451] ip (283) used greatest stack depth: 12384 bytes left
[   33.070822] ip (1562) used greatest stack depth: 12312 bytes left
[   63.066100] netem: version 1.3
[  648.113004] tc (15684) used greatest stack depth: 11936 bytes left
[  715.541830] pm_nl_ctl (18832) used greatest stack depth: 11880 bytes left