[ 1237.569080][T12778] netdevsim netdevsim294 eni294np1: renamed from eth0
[ 1237.668384][T12777] netdevsim netdevsim528 eni528np1: renamed from eth1
[ 1240.162965][T12765] Could not find device with ifindex 2000 in netnsfd 11
[ 1240.164154][T12765] Could not find netns with fd: 2000
[ 1240.165102][T12765] Cannot link a netdevsim to itself
[ 1240.166440][T12765] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).