[  850.030789][T15666] netdevsim netdevsim669 eni669np1: renamed from eth1
[  850.034972][T15669] netdevsim netdevsim267 eni267np1: renamed from eth0
[  850.814111][T15655] Could not find device with ifindex 2000 in netnsfd 11
[  850.815314][T15655] Could not find netns with fd: 2000
[  850.816125][T15655] Cannot link a netdevsim to itself
[  850.816772][T15655] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).