[  473.155489] netdevsim netdevsim428 eni428np1: renamed from eth0
[  473.155917] netdevsim netdevsim538 eni538np1: renamed from eth1
[  473.229746] Could not find device with ifindex 2000 in netnsfd 11
[  473.229862] Could not find netns with fd: 2000
[  473.229940] Cannot link a netdevsim to itself
[  473.230007] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).