[  487.840596] netdevsim netdevsim705 eni705np1: renamed from eth1
[  487.941067] netdevsim netdevsim392 eni392np1: renamed from eth0
[  488.291371] Could not find device with ifindex 2000 in netnsfd 11
[  488.291524] Could not find netns with fd: 2000
[  488.291600] Cannot link a netdevsim to itself
[  488.291705] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).