[ 1225.534187][T12593] netdevsim netdevsim666 eni666np1: renamed from eth1
[ 1225.542541][T12595] netdevsim netdevsim477 eni477np1: renamed from eth0
[ 1227.962849][T12587] Could not find device with ifindex 2000 in netnsfd 11
[ 1227.964015][T12587] Could not find netns with fd: 2000
[ 1227.964918][T12587] Cannot link a netdevsim to itself
[ 1227.966002][T12587] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).