[  519.269524] netdevsim netdevsim628 eni628np1: renamed from eth1
[  519.367336] netdevsim netdevsim387 eni387np1: renamed from eth0
[  519.624202] Could not find device with ifindex 2000 in netnsfd 11
[  519.624383] Could not find netns with fd: 2000
[  519.624460] Cannot link a netdevsim to itself
[  519.624552] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).