[    1.584308] ip (253) used greatest stack depth: 12144 bytes left
[   50.945031] netem: version 1.3
[  407.534468] ip (10176) used greatest stack depth: 12096 bytes left
[  564.129239] tc (16941) used greatest stack depth: 11872 bytes left
[  623.777002] pm_nl_ctl (20242) used greatest stack depth: 11784 bytes left