[ 1248.228598][T12791] netdevsim netdevsim388 eni388np1: renamed from eth0
[ 1248.250739][T12788] netdevsim netdevsim758 eni758np1: renamed from eth1
[ 1250.941237][T12779] Could not find device with ifindex 2000 in netnsfd 11
[ 1250.951675][T12779] Could not find netns with fd: 2000
[ 1250.952686][T12779] Cannot link a netdevsim to itself
[ 1250.953818][T12779] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).