[ 1375.076920][T12899] netdevsim netdevsim504 eni504np1: renamed from eth0
[ 1375.168175][T12896] netdevsim netdevsim702 eni702np1: renamed from eth1
[ 1377.634221][T12886] Could not find device with ifindex 2000 in netnsfd 11
[ 1377.635322][T12886] Could not find netns with fd: 2000
[ 1377.636171][T12886] Cannot link a netdevsim to itself
[ 1377.637286][T12886] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).