[  723.294432][T13055] netdevsim netdevsim481 eni481np1: renamed from eth0
[  723.306733][T13054] netdevsim netdevsim702 eni702np1: renamed from eth1
[  723.913880][T13043] Could not find device with ifindex 2000 in netnsfd 11
[  723.914692][T13043] Could not find netns with fd: 2000
[  723.918094][T13043] Cannot link a netdevsim to itself
[  723.918621][T13043] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).