[ 1050.347084][T12759] netdevsim netdevsim698 eni698np1: renamed from eth1
[ 1050.449739][T12760] netdevsim netdevsim506 eni506np1: renamed from eth0
[ 1052.428327][T12753] Could not find device with ifindex 2000 in netnsfd 11
[ 1052.429364][T12753] Could not find netns with fd: 2000
[ 1052.430152][T12753] Cannot link a netdevsim to itself
[ 1052.431019][T12753] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).