[ 1230.489480][T11136] netdevsim netdevsim392 eni392np1: renamed from eth0
[ 1230.586251][T11134] netdevsim netdevsim744 eni744np1: renamed from eth1
[ 1233.922028][T11128] Could not find device with ifindex 2000 in netnsfd 11
[ 1233.922763][T11128] Could not find netns with fd: 2000
[ 1233.923336][T11128] Cannot link a netdevsim to itself
[ 1233.924005][T11128] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).