[  714.692118][T13063] netdevsim netdevsim460 eni460np1: renamed from eth0
[  714.709738][T13065] netdevsim netdevsim723 eni723np1: renamed from eth1
[  715.411256][T13051] Could not find device with ifindex 2000 in netnsfd 11
[  715.412396][T13051] Could not find netns with fd: 2000
[  715.413128][T13051] Cannot link a netdevsim to itself
[  715.413987][T13051] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).