[    2.386486] ip (279) used greatest stack depth: 12344 bytes left
[   61.120058] netem: version 1.3
[  592.836816] ip (14769) used greatest stack depth: 12288 bytes left
[  593.061950] ip (14787) used greatest stack depth: 12192 bytes left
[  617.242144] tc (15595) used greatest stack depth: 11936 bytes left
[  681.254699] pm_nl_ctl (18732) used greatest stack depth: 11872 bytes left