[ 1236.764560][T11145] netdevsim netdevsim293 eni293np1: renamed from eth0
[ 1236.872322][T11144] netdevsim netdevsim636 eni636np1: renamed from eth1
[ 1240.357527][T11137] Could not find device with ifindex 2000 in netnsfd 11
[ 1240.358296][T11137] Could not find netns with fd: 2000
[ 1240.358876][T11137] Cannot link a netdevsim to itself
[ 1240.359531][T11137] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).