[  718.916019][T13048] netdevsim netdevsim440 eni440np1: renamed from eth0
[  718.949161][T13050] netdevsim netdevsim518 eni518np1: renamed from eth1
[  719.668512][T13036] Could not find device with ifindex 2000 in netnsfd 11
[  719.669411][T13036] Could not find netns with fd: 2000
[  719.669949][T13036] Cannot link a netdevsim to itself
[  719.670420][T13036] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).