[ 1015.726000][T12576] netdevsim netdevsim553 eni553np1: renamed from eth1
[ 1015.819748][T12642] netdevsim netdevsim499 eni499np1: renamed from eth0
[ 1017.650976][T12722] Could not find device with ifindex 2000 in netnsfd 11
[ 1017.651981][T12722] Could not find netns with fd: 2000
[ 1017.652650][T12722] Cannot link a netdevsim to itself
[ 1017.653759][T12722] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).