[ 1235.449442][T11139] netdevsim netdevsim767 eni767np1: renamed from eth1
[ 1235.549244][T11141] netdevsim netdevsim340 eni340np1: renamed from eth0
[ 1238.861898][T11133] Could not find device with ifindex 2000 in netnsfd 11
[ 1238.862944][T11133] Could not find netns with fd: 2000
[ 1238.863821][T11133] Cannot link a netdevsim to itself
[ 1238.864837][T11133] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).