[    2.382574] ip (260) used greatest stack depth: 12344 bytes left
[   64.598586] netem: version 1.3
[  528.899293] ip (11197) used greatest stack depth: 12288 bytes left
[  571.588920] ip (13825) used greatest stack depth: 12192 bytes left
[  633.272593] tc (15594) used greatest stack depth: 11936 bytes left
[  696.312546] pm_nl_ctl (18733) used greatest stack depth: 11784 bytes left