[  458.716728] netdevsim netdevsim376 eni376np1: renamed from eth0
[  458.717400] netdevsim netdevsim567 eni567np1: renamed from eth1
[  458.807049] Could not find device with ifindex 2000 in netnsfd 11
[  458.807161] Could not find netns with fd: 2000
[  458.807218] Cannot link a netdevsim to itself
[  458.807287] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).