[    1.947249] ip (295) used greatest stack depth: 12216 bytes left
[   34.844066] ip (1996) used greatest stack depth: 12184 bytes left
[   47.908572] netem: version 1.3
[  436.119949] ip (11003) used greatest stack depth: 12136 bytes left
[  555.332410] tc (16941) used greatest stack depth: 11920 bytes left
[  611.052059] pm_nl_ctl (20242) used greatest stack depth: 11864 bytes left