[  458.914170] netdevsim netdevsim343 eni343np1: renamed from eth0
[  458.918583] netdevsim netdevsim762 eni762np1: renamed from eth1
[  459.005852] Could not find device with ifindex 2000 in netnsfd 11
[  459.006025] Could not find netns with fd: 2000
[  459.006153] Cannot link a netdevsim to itself
[  459.006279] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).