[    2.380198] ip (293) used greatest stack depth: 12272 bytes left
[   63.863294] netem: version 1.3
[  245.998417] ip (5043) used greatest stack depth: 12128 bytes left
[  630.723828] tc (15685) used greatest stack depth: 11936 bytes left
[  697.926251] pm_nl_ctl (18831) used greatest stack depth: 11720 bytes left