[  476.535836] netdevsim netdevsim387 eni387np1: renamed from eth0
[  476.536191] netdevsim netdevsim719 eni719np1: renamed from eth1
[  476.625806] Could not find device with ifindex 2000 in netnsfd 11
[  476.625891] Could not find netns with fd: 2000
[  476.625939] Cannot link a netdevsim to itself
[  476.625990] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).