[  522.324813] netdevsim netdevsim711 eni711np1: renamed from eth1
[  522.421660] netdevsim netdevsim265 eni265np1: renamed from eth0
[  522.637690] Could not find device with ifindex 2000 in netnsfd 11
[  522.637847] Could not find netns with fd: 2000
[  522.637929] Cannot link a netdevsim to itself
[  522.638014] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).