make -C tools/testing/selftests TARGETS=net TEST_PROGS=epoll_busy_poll TESST_GEN_PROGS="" run_tests

DETECTED CRASH, lowering timeout
make: Entering directory '/home/virtme/testing-1/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing-1/tools/testing/selftests/net'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-1/tools/testing/selftests/net'
make[1]: Entering directory '/home/virtme/testing-1/tools/testing/selftests/net'
TAP version 13
1..1
# timeout set to 3600
# selftests: net: epoll_busy_poll
# TAP version 13
# 1..5
# # Starting 5 tests from 2 test cases.
# #  RUN           invalid_fd.test_invalid_fd ...
# #            OK  invalid_fd.test_invalid_fd
# ok 1 invalid_fd.test_invalid_fd
# #  RUN           epoll_busy_poll.test_get_params ...
# #            OK  epoll_busy_poll.test_get_params
# ok 2 epoll_busy_poll.test_get_params
# #  RUN           epoll_busy_poll.test_set_invalid ...
# #            OK  epoll_busy_poll.test_set_invalid
# ok 3 epoll_busy_poll.test_set_invalid
# #  RUN           epoll_busy_poll.test_set_and_get_valid ...
# #            OK  epoll_busy_poll.test_set_and_get_valid
# ok 4 epoll_busy_poll.test_set_and_get_valid
# #  RUN           epoll_busy_poll.test_invalid_ioctl ...
# #            OK  epoll_busy_poll.test_invalid_ioctl
# ok 5 epoll_busy_poll.test_invalid_ioctl
# # PASSED: 5 / 5 tests passed.
# # Totals: pass:5 fail:0 xfail:0 xpass:0 skip:0 error:0
ok 1 selftests: net: epoll_busy_poll
make[1]: Leaving directory '/home/virtme/testing-1/tools/testing/selftests/net'
make: Leaving directory '/home/virtme/testing-1/tools/testing/selftests'
xx__-> echo $?
0
xx__->