[  802.479692][T14747] netdevsim netdevsim265 eni265np1: renamed from eth0
[  802.500792][T14749] netdevsim netdevsim729 eni729np1: renamed from eth1
[  803.102669][T14735] Could not find device with ifindex 2000 in netnsfd 11
[  803.103514][T14735] Could not find netns with fd: 2000
[  803.103990][T14735] Cannot link a netdevsim to itself
[  803.104536][T14735] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).