[  810.609859][T15775] netdevsim netdevsim312 eni312np1: renamed from eth0
[  810.635654][T15778] netdevsim netdevsim625 eni625np1: renamed from eth1
[  811.234953][T15763] Could not find device with ifindex 2000 in netnsfd 11
[  811.235587][T15763] Could not find netns with fd: 2000
[  811.236030][T15763] Cannot link a netdevsim to itself
[  811.236781][T15763] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).