[  811.905856][T15778] netdevsim netdevsim260 eni260np1: renamed from eth0
[  811.920237][T15780] netdevsim netdevsim705 eni705np1: renamed from eth1
[  812.543608][T15765] Could not find device with ifindex 2000 in netnsfd 11
[  812.544650][T15765] Could not find netns with fd: 2000
[  812.545066][T15765] Cannot link a netdevsim to itself
[  812.545515][T15765] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).