[  488.455977] netdevsim netdevsim605 eni605np1: renamed from eth1
[  488.553140] netdevsim netdevsim285 eni285np1: renamed from eth0
[  488.770130] Could not find device with ifindex 2000 in netnsfd 11
[  488.770297] Could not find netns with fd: 2000
[  488.770387] Cannot link a netdevsim to itself
[  488.770510] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).