[ 1240.785716][T11139] netdevsim netdevsim549 eni549np1: renamed from eth1
[ 1240.810568][T11141] netdevsim netdevsim389 eni389np1: renamed from eth0
[ 1244.147219][T11133] Could not find device with ifindex 2000 in netnsfd 11
[ 1244.147950][T11133] Could not find netns with fd: 2000
[ 1244.154218][T11133] Cannot link a netdevsim to itself
[ 1244.154949][T11133] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).