[  748.313694][T14458] netdevsim netdevsim583 eni583np1: renamed from eth1
[  748.329317][T14456] netdevsim netdevsim414 eni414np1: renamed from eth0
[  749.098357][T14444] Could not find device with ifindex 2000 in netnsfd 11
[  749.099080][T14444] Could not find netns with fd: 2000
[  749.099825][T14444] Cannot link a netdevsim to itself
[  749.100342][T14444] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).