[  808.717738][T14599] netdevsim netdevsim258 eni258np1: renamed from eth0
[  808.738813][T14601] netdevsim netdevsim731 eni731np1: renamed from eth1
[  809.374653][T14587] Could not find device with ifindex 2000 in netnsfd 11
[  809.375598][T14587] Could not find netns with fd: 2000
[  809.376055][T14587] Cannot link a netdevsim to itself
[  809.376610][T14587] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).