[  491.376420] netdevsim netdevsim262 eni262np1: renamed from eth0
[  491.473392] netdevsim netdevsim765 eni765np1: renamed from eth1
[  491.706734] Could not find device with ifindex 2000 in netnsfd 11
[  491.707011] Could not find netns with fd: 2000
[  491.707133] Cannot link a netdevsim to itself
[  491.707264] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).