[  862.222006][T15764] netdevsim netdevsim276 eni276np1: renamed from eth0
[  862.254750][T15766] netdevsim netdevsim538 eni538np1: renamed from eth1
[  863.019259][T15753] Could not find device with ifindex 2000 in netnsfd 11
[  863.020055][T15753] Could not find netns with fd: 2000
[  863.020617][T15753] Cannot link a netdevsim to itself
[  863.021180][T15753] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).