[  525.321970] netdevsim netdevsim356 eni356np1: renamed from eth0
[  525.418208] netdevsim netdevsim767 eni767np1: renamed from eth1
[  525.664520] Could not find device with ifindex 2000 in netnsfd 11
[  525.664762] Could not find netns with fd: 2000
[  525.664903] Cannot link a netdevsim to itself
[  525.665049] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).