[  735.975554][T13074] netdevsim netdevsim494 eni494np1: renamed from eth0
[  735.989646][T13076] netdevsim netdevsim542 eni542np1: renamed from eth1
[  736.822992][T13062] Could not find device with ifindex 2000 in netnsfd 11
[  736.824236][T13062] Could not find netns with fd: 2000
[  736.824750][T13062] Cannot link a netdevsim to itself
[  736.825348][T13062] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).