[ 1031.267298][T12586] netdevsim netdevsim291 eni291np1: renamed from eth0
[ 1031.372859][T12585] netdevsim netdevsim599 eni599np1: renamed from eth1
[ 1033.278356][T12578] Could not find device with ifindex 2000 in netnsfd 11
[ 1033.279365][T12578] Could not find netns with fd: 2000
[ 1033.280045][T12578] Cannot link a netdevsim to itself
[ 1033.280840][T12578] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).