[ 1048.636544][T12761] netdevsim netdevsim371 eni371np1: renamed from eth0
[ 1048.735292][T12760] netdevsim netdevsim688 eni688np1: renamed from eth1
[ 1050.505589][T12753] Could not find device with ifindex 2000 in netnsfd 11
[ 1050.506576][T12753] Could not find netns with fd: 2000
[ 1050.507223][T12753] Cannot link a netdevsim to itself
[ 1050.508055][T12753] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).