[ 1245.925115][T11151] netdevsim netdevsim454 eni454np1: renamed from eth0
[ 1246.024659][T11150] netdevsim netdevsim699 eni699np1: renamed from eth1
[ 1249.272423][T11143] Could not find device with ifindex 2000 in netnsfd 11
[ 1249.273235][T11143] Could not find netns with fd: 2000
[ 1249.273811][T11143] Cannot link a netdevsim to itself
[ 1249.274545][T11143] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).