[  267.093528][ T2854] netem: version 1.3
[  415.601456][ T3647] iptables (3647) used greatest stack depth: 24120 bytes left
[ 1742.386718][   T50] kworker/2:1 (50) used greatest stack depth: 23952 bytes left
[ 1868.274283][T18841] pm_nl_ctl (18841) used greatest stack depth: 22416 bytes left