[  490.082564] netdevsim netdevsim405 eni405np1: renamed from eth0
[  490.082948] netdevsim netdevsim593 eni593np1: renamed from eth1
[  490.164650] Could not find device with ifindex 2000 in netnsfd 11
[  490.164806] Could not find netns with fd: 2000
[  490.164926] Cannot link a netdevsim to itself
[  490.165074] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).