[  527.154764] netdevsim netdevsim288 eni288np1: renamed from eth0
[  527.251144] netdevsim netdevsim739 eni739np1: renamed from eth1
[  527.482709] Could not find device with ifindex 2000 in netnsfd 11
[  527.482874] Could not find netns with fd: 2000
[  527.482948] Cannot link a netdevsim to itself
[  527.483035] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).