[  790.892501][T15621] netdevsim netdevsim415 eni415np1: renamed from eth0
[  790.920510][T15623] netdevsim netdevsim547 eni547np1: renamed from eth1
[  791.511425][T15608] Could not find device with ifindex 2000 in netnsfd 11
[  791.511974][T15608] Could not find netns with fd: 2000
[  791.512351][T15608] Cannot link a netdevsim to itself
[  791.512792][T15608] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).