[  432.217508] netdevsim netdevsim263 eni263np1: renamed from eth0
[  432.319828] netdevsim netdevsim757 eni757np1: renamed from eth1
[  433.162745] Could not find device with ifindex 2000 in netnsfd 11
[  433.163386] Could not find netns with fd: 2000
[  433.163574] Cannot link a netdevsim to itself
[  433.163745] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).