[  473.042865] netdevsim netdevsim425 eni425np1: renamed from eth0
[  473.043843] netdevsim netdevsim626 eni626np1: renamed from eth1
[  473.121910] Could not find device with ifindex 2000 in netnsfd 11
[  473.121990] Could not find netns with fd: 2000
[  473.122032] Cannot link a netdevsim to itself
[  473.122081] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).