[ 1187.345678][T12771] netdevsim netdevsim580 eni580np1: renamed from eth1
[ 1187.462967][T12772] netdevsim netdevsim479 eni479np1: renamed from eth0
[ 1189.899756][T12764] Could not find device with ifindex 2000 in netnsfd 11
[ 1189.900924][T12764] Could not find netns with fd: 2000
[ 1189.901768][T12764] Cannot link a netdevsim to itself
[ 1189.903062][T12764] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).