[  538.257397] netdevsim netdevsim295 eni295np1: renamed from eth0
[  538.357835] netdevsim netdevsim585 eni585np1: renamed from eth1
[  538.717328] Could not find device with ifindex 2000 in netnsfd 11
[  538.717472] Could not find netns with fd: 2000
[  538.717557] Cannot link a netdevsim to itself
[  538.717644] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).