[ 1047.116225][T12761] netdevsim netdevsim333 eni333np1: renamed from eth0
[ 1047.224355][T12759] netdevsim netdevsim553 eni553np1: renamed from eth1
[ 1049.163859][T12753] Could not find device with ifindex 2000 in netnsfd 11
[ 1049.164895][T12753] Could not find netns with fd: 2000
[ 1049.165601][T12753] Cannot link a netdevsim to itself
[ 1049.166361][T12753] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).