[ 1256.573743][T12786] netdevsim netdevsim327 eni327np1: renamed from eth0
[ 1256.619486][T12787] netdevsim netdevsim711 eni711np1: renamed from eth1
[ 1259.183737][T12774] Could not find device with ifindex 2000 in netnsfd 11
[ 1259.187054][T12774] Could not find netns with fd: 2000
[ 1259.189226][T12774] Cannot link a netdevsim to itself
[ 1259.191340][T12774] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).