[  460.034365] netdevsim netdevsim435 eni435np1: renamed from eth0
[  460.035053] netdevsim netdevsim611 eni611np1: renamed from eth1
[  460.125583] Could not find device with ifindex 2000 in netnsfd 11
[  460.125759] Could not find netns with fd: 2000
[  460.125873] Cannot link a netdevsim to itself
[  460.125988] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).