[ 1233.887257][T11149] netdevsim netdevsim317 eni317np1: renamed from eth0
[ 1233.900832][T11148] netdevsim netdevsim599 eni599np1: renamed from eth1
[ 1237.117334][T11141] Could not find device with ifindex 2000 in netnsfd 11
[ 1237.118186][T11141] Could not find netns with fd: 2000
[ 1237.118837][T11141] Cannot link a netdevsim to itself
[ 1237.119505][T11141] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).