[  474.255398] netdevsim netdevsim387 eni387np1: renamed from eth0
[  474.255652] netdevsim netdevsim718 eni718np1: renamed from eth1
[  474.337693] Could not find device with ifindex 2000 in netnsfd 11
[  474.337775] Could not find netns with fd: 2000
[  474.337820] Cannot link a netdevsim to itself
[  474.337871] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).