[  485.846133] netdevsim netdevsim718 eni718np1: renamed from eth1
[  485.847060] netdevsim netdevsim398 eni398np1: renamed from eth0
[  485.946697] Could not find device with ifindex 2000 in netnsfd 11
[  485.946795] Could not find netns with fd: 2000
[  485.946838] Cannot link a netdevsim to itself
[  485.946890] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).