[ 1286.052623][T12878] netdevsim netdevsim663 eni663np1: renamed from eth1
[ 1286.164941][T12880] netdevsim netdevsim282 eni282np1: renamed from eth0
[ 1288.790035][T12868] Could not find device with ifindex 2000 in netnsfd 11
[ 1288.791233][T12868] Could not find netns with fd: 2000
[ 1288.792119][T12868] Cannot link a netdevsim to itself
[ 1288.793214][T12868] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).