[  815.400076][T14785] netdevsim netdevsim435 eni435np1: renamed from eth0
[  815.434852][T14787] netdevsim netdevsim534 eni534np1: renamed from eth1
[  816.052691][T14773] Could not find device with ifindex 2000 in netnsfd 11
[  816.053609][T14773] Could not find netns with fd: 2000
[  816.054080][T14773] Cannot link a netdevsim to itself
[  816.054647][T14773] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).