[ 1189.861528][T12777] netdevsim netdevsim302 eni302np1: renamed from eth0
[ 1189.865810][T12775] netdevsim netdevsim556 eni556np1: renamed from eth1
[ 1192.462231][T12769] Could not find device with ifindex 2000 in netnsfd 11
[ 1192.463407][T12769] Could not find netns with fd: 2000
[ 1192.464268][T12769] Cannot link a netdevsim to itself
[ 1192.465345][T12769] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).