[  513.374719] netdevsim netdevsim569 eni569np1: renamed from eth1
[  513.471390] netdevsim netdevsim460 eni460np1: renamed from eth0
[  513.686085] Could not find device with ifindex 2000 in netnsfd 11
[  513.686243] Could not find netns with fd: 2000
[  513.686316] Cannot link a netdevsim to itself
[  513.686404] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).