[  482.056568] netdevsim netdevsim265 eni265np1: renamed from eth0
[  482.158008] netdevsim netdevsim623 eni623np1: renamed from eth1
[  482.520791] Could not find device with ifindex 2000 in netnsfd 11
[  482.520943] Could not find netns with fd: 2000
[  482.521059] Cannot link a netdevsim to itself
[  482.521157] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).