[ 1235.508298][T12778] netdevsim netdevsim696 eni696np1: renamed from eth1
[ 1235.633390][T12777] netdevsim netdevsim457 eni457np1: renamed from eth0
[ 1238.386628][T12769] Could not find device with ifindex 2000 in netnsfd 11
[ 1238.400681][T12769] Could not find netns with fd: 2000
[ 1238.402484][T12769] Cannot link a netdevsim to itself
[ 1238.404279][T12769] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).