[  805.303323][T15795] netdevsim netdevsim511 eni511np1: renamed from eth0
[  805.313752][T15794] netdevsim netdevsim672 eni672np1: renamed from eth1
[  805.948640][T15782] Could not find device with ifindex 2000 in netnsfd 11
[  805.949741][T15782] Could not find netns with fd: 2000
[  805.950605][T15782] Cannot link a netdevsim to itself
[  805.951168][T15782] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).