[    1.809586] ip (255) used greatest stack depth: 12184 bytes left
[   54.047411] netem: version 1.3
[  123.422124] ip (4054) used greatest stack depth: 12136 bytes left
[  575.123167] tc (16941) used greatest stack depth: 11896 bytes left
[  633.109284] pm_nl_ctl (20241) used greatest stack depth: 11848 bytes left