[  474.886134] netdevsim netdevsim294 eni294np1: renamed from eth0
[  474.886575] netdevsim netdevsim732 eni732np1: renamed from eth1
[  474.989981] Could not find device with ifindex 2000 in netnsfd 11
[  474.990059] Could not find netns with fd: 2000
[  474.990101] Cannot link a netdevsim to itself
[  474.990151] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).