[  815.632684][T15801] netdevsim netdevsim310 eni310np1: renamed from eth0
[  815.651538][T15800] netdevsim netdevsim654 eni654np1: renamed from eth1
[  816.293469][T15789] Could not find device with ifindex 2000 in netnsfd 11
[  816.294543][T15789] Could not find netns with fd: 2000
[  816.295017][T15789] Cannot link a netdevsim to itself
[  816.295762][T15789] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).