[ 1030.103706][T12578] netdevsim netdevsim690 eni690np1: renamed from eth1
[ 1030.216624][T12644] netdevsim netdevsim293 eni293np1: renamed from eth0
[ 1032.106295][T12724] Could not find device with ifindex 2000 in netnsfd 11
[ 1032.107350][T12724] Could not find netns with fd: 2000
[ 1032.108118][T12724] Cannot link a netdevsim to itself
[ 1032.108909][T12724] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).