[  478.948757] netdevsim netdevsim459 eni459np1: renamed from eth0
[  478.949202] netdevsim netdevsim672 eni672np1: renamed from eth1
[  479.038205] Could not find device with ifindex 2000 in netnsfd 11
[  479.038307] Could not find netns with fd: 2000
[  479.038354] Cannot link a netdevsim to itself
[  479.038406] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).