[    2.181242] ip (271) used greatest stack depth: 12480 bytes left
[    2.407431] ip (290) used greatest stack depth: 12400 bytes left
[    2.520892] ip (299) used greatest stack depth: 12272 bytes left
[    7.219760] ip (673) used greatest stack depth: 12128 bytes left
[   61.759818] netem: version 1.3
[  130.050789] ip (3646) used greatest stack depth: 12112 bytes left
[  630.776745] tc (15686) used greatest stack depth: 11936 bytes left
[  698.812317] pm_nl_ctl (18833) used greatest stack depth: 11704 bytes left