[ 1046.006682][T12761] netdevsim netdevsim353 eni353np1: renamed from eth0
[ 1046.113369][T12758] netdevsim netdevsim574 eni574np1: renamed from eth1
[ 1048.028449][T12753] Could not find device with ifindex 2000 in netnsfd 11
[ 1048.029613][T12753] Could not find netns with fd: 2000
[ 1048.030363][T12753] Cannot link a netdevsim to itself
[ 1048.031250][T12753] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).