[  476.263460] netdevsim netdevsim286 eni286np1: renamed from eth0
[  476.263945] netdevsim netdevsim719 eni719np1: renamed from eth1
[  476.344172] Could not find device with ifindex 2000 in netnsfd 11
[  476.344247] Could not find netns with fd: 2000
[  476.344289] Cannot link a netdevsim to itself
[  476.344338] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).