[  810.352277][T14776] netdevsim netdevsim281 eni281np1: renamed from eth0
[  810.378980][T14778] netdevsim netdevsim560 eni560np1: renamed from eth1
[  810.968445][T14764] Could not find device with ifindex 2000 in netnsfd 11
[  810.969253][T14764] Could not find netns with fd: 2000
[  810.969626][T14764] Cannot link a netdevsim to itself
[  810.974874][T14764] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).