[   16.476443][  T270] ip (270) used greatest stack depth: 23984 bytes left
[   30.455558][  T421] ip (421) used greatest stack depth: 23552 bytes left
[  265.571082][ T2850] netem: version 1.3
[ 1881.747865][T19957] pm_nl_ctl (19957) used greatest stack depth: 22784 bytes left