[  431.433689] netdevsim netdevsim374 eni374np1: renamed from eth0
[  431.434671] netdevsim netdevsim677 eni677np1: renamed from eth1
[  431.534744] Could not find device with ifindex 2000 in netnsfd 11
[  431.534850] Could not find netns with fd: 2000
[  431.534903] Cannot link a netdevsim to itself
[  431.534964] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).