[  487.124708] netdevsim netdevsim279 eni279np1: renamed from eth0
[  487.221766] netdevsim netdevsim718 eni718np1: renamed from eth1
[  487.426841] Could not find device with ifindex 2000 in netnsfd 11
[  487.427171] Could not find netns with fd: 2000
[  487.427246] Cannot link a netdevsim to itself
[  487.427331] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).