[  768.579125][T13096] netdevsim netdevsim476 eni476np1: renamed from eth0
[  768.596665][T13098] netdevsim netdevsim623 eni623np1: renamed from eth1
[  769.205707][T13084] Could not find device with ifindex 2000 in netnsfd 11
[  769.206478][T13084] Could not find netns with fd: 2000
[  769.206876][T13084] Cannot link a netdevsim to itself
[  769.207303][T13084] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).