[ 1234.742180][T11147] netdevsim netdevsim308 eni308np1: renamed from eth0
[ 1234.834397][T11146] netdevsim netdevsim624 eni624np1: renamed from eth1
[ 1238.154272][T11139] Could not find device with ifindex 2000 in netnsfd 11
[ 1238.155057][T11139] Could not find netns with fd: 2000
[ 1238.155741][T11139] Cannot link a netdevsim to itself
[ 1238.156487][T11139] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).