[  490.300710] netdevsim netdevsim395 eni395np1: renamed from eth0
[  490.303158] netdevsim netdevsim599 eni599np1: renamed from eth1
[  490.393747] Could not find device with ifindex 2000 in netnsfd 11
[  490.393841] Could not find netns with fd: 2000
[  490.393886] Cannot link a netdevsim to itself
[  490.393939] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).