[  480.823157] netdevsim netdevsim703 eni703np1: renamed from eth1
[  480.924579] netdevsim netdevsim378 eni378np1: renamed from eth0
[  481.274618] Could not find device with ifindex 2000 in netnsfd 11
[  481.274761] Could not find netns with fd: 2000
[  481.274843] Cannot link a netdevsim to itself
[  481.274930] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).