[  753.787508][T14641] netdevsim netdevsim413 eni413np1: renamed from eth0
[  753.804048][T14643] netdevsim netdevsim610 eni610np1: renamed from eth1
[  754.368253][T14629] Could not find device with ifindex 2000 in netnsfd 11
[  754.368944][T14629] Could not find netns with fd: 2000
[  754.369390][T14629] Cannot link a netdevsim to itself
[  754.369871][T14629] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).