[ 1238.250227][T12606] netdevsim netdevsim596 eni596np1: renamed from eth1
[ 1238.351833][T12609] netdevsim netdevsim295 eni295np1: renamed from eth0
[ 1240.843766][T12597] Could not find device with ifindex 2000 in netnsfd 11
[ 1240.844946][T12597] Could not find netns with fd: 2000
[ 1240.845817][T12597] Cannot link a netdevsim to itself
[ 1240.847123][T12597] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).