[  785.458343][T14767] netdevsim netdevsim473 eni473np1: renamed from eth0
[  785.472331][T14769] netdevsim netdevsim758 eni758np1: renamed from eth1
[  786.141549][T14755] Could not find device with ifindex 2000 in netnsfd 11
[  786.142397][T14755] Could not find netns with fd: 2000
[  786.143003][T14755] Cannot link a netdevsim to itself
[  786.144901][T14755] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).