[ 1017.270003][T12127] netdevsim netdevsim271 eni271np1: renamed from eth0
[ 1017.310792][T12062] netdevsim netdevsim526 eni526np1: renamed from eth1
[ 1019.231786][T12548] Could not find device with ifindex 2000 in netnsfd 11
[ 1019.232866][T12548] Could not find netns with fd: 2000
[ 1019.233643][T12548] Cannot link a netdevsim to itself
[ 1019.234527][T12548] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).