[ 1261.345026][T12781] netdevsim netdevsim486 eni486np1: renamed from eth0
[ 1261.389654][T12780] netdevsim netdevsim667 eni667np1: renamed from eth1
[ 1264.202955][T12771] Could not find device with ifindex 2000 in netnsfd 11
[ 1264.204485][T12771] Could not find netns with fd: 2000
[ 1264.205423][T12771] Cannot link a netdevsim to itself
[ 1264.206559][T12771] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).