[  252.285122][ T2851] netem: version 1.3
[ 1084.371049][ T9717] ip (9717) used greatest stack depth: 23704 bytes left
[ 1594.116793][T15682] tc (15682) used greatest stack depth: 23432 bytes left
[ 1794.826199][T18829] pm_nl_ctl (18829) used greatest stack depth: 22704 bytes left