[  524.169618] netdevsim netdevsim713 eni713np1: renamed from eth1
[  524.266510] netdevsim netdevsim345 eni345np1: renamed from eth0
[  524.483485] Could not find device with ifindex 2000 in netnsfd 11
[  524.483648] Could not find netns with fd: 2000
[  524.483717] Cannot link a netdevsim to itself
[  524.483806] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).