[  806.012044][T14774] netdevsim netdevsim316 eni316np1: renamed from eth0
[  806.038297][T14776] netdevsim netdevsim720 eni720np1: renamed from eth1
[  806.652189][T14762] Could not find device with ifindex 2000 in netnsfd 11
[  806.653129][T14762] Could not find netns with fd: 2000
[  806.653570][T14762] Cannot link a netdevsim to itself
[  806.654014][T14762] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).