[   39.790683][  T268] ip (268) used greatest stack depth: 23688 bytes left
[   90.759119][  T572] ip (572) used greatest stack depth: 23584 bytes left
[  377.229442][ T2121] netem: version 1.3
[ 2120.645775][T11990] tc (11990) used greatest stack depth: 23256 bytes left