[ 1216.265975][T12781] netdevsim netdevsim662 eni662np1: renamed from eth1
[ 1216.392333][T12785] netdevsim netdevsim291 eni291np1: renamed from eth0
[ 1218.980952][T12777] Could not find device with ifindex 2000 in netnsfd 11
[ 1218.982878][T12777] Could not find netns with fd: 2000
[ 1218.984521][T12777] Cannot link a netdevsim to itself
[ 1218.985890][T12777] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).