[   20.540724][  T394] ip (394) used greatest stack depth: 23360 bytes left
[   39.542098][  T663] ip (663) used greatest stack depth: 23168 bytes left
[  233.712088][ T2850] netem: version 1.3
[ 1795.480847][T18826] pm_nl_ctl (18826) used greatest stack depth: 21728 bytes left