[  475.154158] netdevsim netdevsim444 eni444np1: renamed from eth0
[  475.155148] netdevsim netdevsim583 eni583np1: renamed from eth1
[  475.237818] Could not find device with ifindex 2000 in netnsfd 11
[  475.237903] Could not find netns with fd: 2000
[  475.237948] Cannot link a netdevsim to itself
[  475.237999] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).