[  515.906030] netdevsim netdevsim265 eni265np1: renamed from eth0
[  516.003059] netdevsim netdevsim632 eni632np1: renamed from eth1
[  516.252502] Could not find device with ifindex 2000 in netnsfd 11
[  516.252728] Could not find netns with fd: 2000
[  516.252836] Cannot link a netdevsim to itself
[  516.252965] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).