[ 1322.670432][T12057] netdevsim netdevsim335 eni335np1: renamed from eth0
[ 1322.689933][T12056] netdevsim netdevsim531 eni531np1: renamed from eth1
[ 1326.465762][T12049] Could not find device with ifindex 2000 in netnsfd 11
[ 1326.466611][T12049] Could not find netns with fd: 2000
[ 1326.467248][T12049] Cannot link a netdevsim to itself
[ 1326.467953][T12049] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).