[ 1260.626051][T13061] netdevsim netdevsim310 eni310np1: renamed from eth0
[ 1260.780058][T13062] netdevsim netdevsim556 eni556np1: renamed from eth1
[ 1263.588076][T13048] Could not find device with ifindex 2000 in netnsfd 11
[ 1263.589442][T13048] Could not find netns with fd: 2000
[ 1263.590718][T13048] Cannot link a netdevsim to itself
[ 1263.592617][T13048] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).