[ 1011.926225][T12645] netdevsim netdevsim745 eni745np1: renamed from eth1
[ 1011.934697][T12579] netdevsim netdevsim441 eni441np1: renamed from eth0
[ 1013.742531][T12724] Could not find device with ifindex 2000 in netnsfd 11
[ 1013.743504][T12724] Could not find netns with fd: 2000
[ 1013.744154][T12724] Cannot link a netdevsim to itself
[ 1013.744901][T12724] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).