[  850.356804][T15785] netdevsim netdevsim499 eni499np1: renamed from eth0
[  850.375717][T15784] netdevsim netdevsim531 eni531np1: renamed from eth1
[  851.068879][T15772] Could not find device with ifindex 2000 in netnsfd 11
[  851.069567][T15772] Could not find netns with fd: 2000
[  851.070062][T15772] Cannot link a netdevsim to itself
[  851.070587][T15772] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).