[  824.055380][T14778] netdevsim netdevsim440 eni440np1: renamed from eth0
[  824.068801][T14780] netdevsim netdevsim544 eni544np1: renamed from eth1
[  824.648357][T14766] Could not find device with ifindex 2000 in netnsfd 11
[  824.648871][T14766] Could not find netns with fd: 2000
[  824.649430][T14766] Cannot link a netdevsim to itself
[  824.649845][T14766] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).