[ 1343.082201][T12855] netdevsim netdevsim398 eni398np1: renamed from eth0
[ 1343.167582][T12854] netdevsim netdevsim692 eni692np1: renamed from eth1
[ 1346.017450][T12842] Could not find device with ifindex 2000 in netnsfd 11
[ 1346.019654][T12842] Could not find netns with fd: 2000
[ 1346.021479][T12842] Cannot link a netdevsim to itself
[ 1346.022729][T12842] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).