[  476.722027] netdevsim netdevsim373 eni373np1: renamed from eth0
[  476.722723] netdevsim netdevsim586 eni586np1: renamed from eth0
[  476.804722] Could not find device with ifindex 2000 in netnsfd 11
[  476.804867] Could not find netns with fd: 2000
[  476.804969] Cannot link a netdevsim to itself
[  476.805089] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).