[  482.925682] netdevsim netdevsim286 eni286np1: renamed from eth0
[  483.026967] netdevsim netdevsim689 eni689np1: renamed from eth1
[  483.371193] Could not find device with ifindex 2000 in netnsfd 11
[  483.371372] Could not find netns with fd: 2000
[  483.371475] Cannot link a netdevsim to itself
[  483.371608] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).