[  516.220380] netdevsim netdevsim625 eni625np1: renamed from eth1
[  516.317390] netdevsim netdevsim287 eni287np1: renamed from eth0
[  516.533358] Could not find device with ifindex 2000 in netnsfd 11
[  516.533519] Could not find netns with fd: 2000
[  516.533594] Cannot link a netdevsim to itself
[  516.533680] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).