[ 1240.873490][T11132] netdevsim netdevsim528 eni528np1: renamed from eth1
[ 1240.964763][T11133] netdevsim netdevsim491 eni491np1: renamed from eth0
[ 1244.263425][T11125] Could not find device with ifindex 2000 in netnsfd 11
[ 1244.264212][T11125] Could not find netns with fd: 2000
[ 1244.264878][T11125] Cannot link a netdevsim to itself
[ 1244.265686][T11125] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).