[ 1248.691100][T12790] netdevsim netdevsim325 eni325np1: renamed from eth0
[ 1248.802785][T12789] netdevsim netdevsim611 eni611np1: renamed from eth1
[ 1251.385515][T12778] Could not find device with ifindex 2000 in netnsfd 11
[ 1251.387401][T12778] Could not find netns with fd: 2000
[ 1251.388940][T12778] Cannot link a netdevsim to itself
[ 1251.399501][T12778] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).