[  472.789321] netdevsim netdevsim485 eni485np1: renamed from eth0
[  472.789791] netdevsim netdevsim763 eni763np1: renamed from eth1
[  472.870793] Could not find device with ifindex 2000 in netnsfd 11
[  472.870877] Could not find netns with fd: 2000
[  472.870919] Cannot link a netdevsim to itself
[  472.870971] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).