[  485.748030] netdevsim netdevsim416 eni416np1: renamed from eth0
[  485.748621] netdevsim netdevsim651 eni651np1: renamed from eth1
[  485.839480] Could not find device with ifindex 2000 in netnsfd 11
[  485.839624] Could not find netns with fd: 2000
[  485.839729] Cannot link a netdevsim to itself
[  485.839850] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).