[  805.317071][T14612] netdevsim netdevsim456 eni456np1: renamed from eth0
[  805.336457][T14614] netdevsim netdevsim717 eni717np1: renamed from eth1
[  805.943396][T14600] Could not find device with ifindex 2000 in netnsfd 11
[  805.944230][T14600] Could not find netns with fd: 2000
[  805.944606][T14600] Cannot link a netdevsim to itself
[  805.945068][T14600] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).