make -C tools/testing/selftests TARGETS="drivers/net/virtio_net" TEST_PROGGS=xsk_pool.py TEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing-19/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing-19/tools/testing/selftests/drivers/net/virtio_net'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-19/tools/testing/selftests/drivers/net/virtio_net'
make[1]: Entering directory '/home/virtme/testing-19/tools/testing/selftests/drivers/net/virtio_net'
TAP version 13
1..1
# timeout set to 45
# selftests: drivers/net/virtio_net: xsk_pool.py
# Traceback (most recent call last):
#   File "/home/virtme/testing-19/tools/testing/selftests/drivers/net/virtio_net/./xsk_pool.py", line 52, in <module>
#     main()
#   File "/home/virtme/testing-19/tools/testing/selftests/drivers/net/virtio_net/./xsk_pool.py", line 44, in main
#     with NetDrvEnv(__file__, nsim_test=False) as cfg:
#   File "/home/virtme/testing-19/tools/testing/selftests/drivers/net/lib/py/env.py", line 68, in __init__
#     raise KsftXfailEx("Test does not work on netdevsim")
# net.lib.py.ksft.KsftXfailEx: Test does not work on netdevsim
not ok 1 selftests: drivers/net/virtio_net: xsk_pool.py # exit=1
make[1]: Leaving directory '/home/virtme/testing-19/tools/testing/selftests/drivers/net/virtio_net'
make: Leaving directory '/home/virtme/testing-19/tools/testing/selftests'
xx__-> echo $?
0
xx__->