[  860.782725][T15853] netdevsim netdevsim610 eni610np1: renamed from eth1
[  860.786766][T15855] netdevsim netdevsim344 eni344np1: renamed from eth0
[  861.405848][T15841] Could not find device with ifindex 2000 in netnsfd 11
[  861.406472][T15841] Could not find netns with fd: 2000
[  861.406932][T15841] Cannot link a netdevsim to itself
[  861.407442][T15841] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).