[  540.604546] netdevsim netdevsim341 eni341np1: renamed from eth0
[  540.706298] netdevsim netdevsim532 eni532np1: renamed from eth1
[  541.040564] Could not find device with ifindex 2000 in netnsfd 11
[  541.040745] Could not find netns with fd: 2000
[  541.040830] Cannot link a netdevsim to itself
[  541.040943] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).