make -C tools/testing/selftests TARGETS="net" TEST_PROGS=busy_poll_test.shh TEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing-3/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net'
make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net'
TAP version 13
1..1
# overriding timeout to 7200
# selftests: net: busy_poll_test.sh
# 2.52 [+2.52] ./busy_poller: unable to write data to outfile: No space left on device
# 2.52 [+0.01] 2024/11/18 23:28:23 socat[12739] E write(8, 0x55e849b55000, 8192): Connection reset by peer
# 2.67 [+0.15] md5sum mismatch
# 2.67 [+0.00] input file md5sum: 1271bcf5992aa2be0e9814f9f1353940
# 2.67 [+0.00] output file md5sum: d41d8cd98f00b204e9800998ecf8427e
# 2.71 [+0.04] test_busypoll failed
not ok 1 selftests: net: busy_poll_test.sh # exit=1
make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net'
make: Leaving directory '/home/virtme/testing-3/tools/testing/selftests'
xx__-> echo $?
0
xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
xx__->