[  520.727141] netdevsim netdevsim362 eni362np1: renamed from eth0
[  520.824120] netdevsim netdevsim750 eni750np1: renamed from eth1
[  521.081498] Could not find device with ifindex 2000 in netnsfd 11
[  521.081710] Could not find netns with fd: 2000
[  521.081785] Cannot link a netdevsim to itself
[  521.081872] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).