[  482.091595] netdevsim netdevsim739 eni739np1: renamed from eth1
[  482.191948] netdevsim netdevsim388 eni388np1: renamed from eth0
[  482.523123] Could not find device with ifindex 2000 in netnsfd 11
[  482.523279] Could not find netns with fd: 2000
[  482.523358] Cannot link a netdevsim to itself
[  482.523462] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).