[  524.733794] netdevsim netdevsim410 eni410np1: renamed from eth0
[  524.831122] netdevsim netdevsim654 eni654np1: renamed from eth1
[  525.089897] Could not find device with ifindex 2000 in netnsfd 11
[  525.090101] Could not find netns with fd: 2000
[  525.090193] Cannot link a netdevsim to itself
[  525.090317] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).