[  379.272558][ T2134] netem: version 1.3
[  389.410773][ T2164] ip (2164) used greatest stack depth: 24112 bytes left
[  557.755646][ T2771] iptables (2771) used greatest stack depth: 23880 bytes left
[ 1192.262484][ T5890] ip (5890) used greatest stack depth: 23488 bytes left
[ 1643.823720][   T70] kworker/dying (70) used greatest stack depth: 23008 bytes left