[  484.736578] netdevsim netdevsim264 eni264np1: renamed from eth0
[  484.838971] netdevsim netdevsim530 eni530np1: renamed from eth1
[  485.221760] Could not find device with ifindex 2000 in netnsfd 11
[  485.221901] Could not find netns with fd: 2000
[  485.221986] Cannot link a netdevsim to itself
[  485.222082] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).