[  487.244453] netdevsim netdevsim375 eni375np1: renamed from eth0
[  487.244751] netdevsim netdevsim614 eni614np1: renamed from eth1
[  487.339620] Could not find device with ifindex 2000 in netnsfd 11
[  487.339731] Could not find netns with fd: 2000
[  487.339788] Cannot link a netdevsim to itself
[  487.339861] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).