[  831.377830][T14653] netdevsim netdevsim276 eni276np1: renamed from eth0
[  831.400778][T14656] netdevsim netdevsim593 eni593np1: renamed from eth1
[  832.035217][T14641] Could not find device with ifindex 2000 in netnsfd 11
[  832.036096][T14641] Could not find netns with fd: 2000
[  832.036508][T14641] Cannot link a netdevsim to itself
[  832.036988][T14641] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).