[  480.751031] netdevsim netdevsim374 eni374np1: renamed from eth0
[  480.751522] netdevsim netdevsim524 eni524np1: renamed from eth1
[  480.835636] Could not find device with ifindex 2000 in netnsfd 11
[  480.835739] Could not find netns with fd: 2000
[  480.835785] Cannot link a netdevsim to itself
[  480.835839] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).