make -C tools/testing/selftests TARGETS="net" TEST_PROGS=tap TEST_GEN_PROGGS="" 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: tap
# 0.00 [+0.00] TAP version 13
# 0.00 [+0.00] 1..3
# 0.00 [+0.00] # Starting 3 tests from 1 test cases.
# 0.00 [+0.00] #  RUN           tap.test_packet_valid_udp_gso ...
# 0.04 [+0.04] #            OK  tap.test_packet_valid_udp_gso
# 0.04 [+0.00] ok 1 tap.test_packet_valid_udp_gso
# 0.04 [+0.00] #  RUN           tap.test_packet_valid_udp_csum ...
# 0.14 [+0.09] #            OK  tap.test_packet_valid_udp_csum
# 0.14 [+0.00] ok 2 tap.test_packet_valid_udp_csum
# 0.14 [+0.00] #  RUN           tap.test_packet_crash_tap_invalid_eth_proto ...
# 0.22 [+0.09] #            OK  tap.test_packet_crash_tap_invalid_eth_proto
# 0.23 [+0.00] ok 3 tap.test_packet_crash_tap_invalid_eth_proto
# 0.23 [+0.00] # PASSED: 3 / 3 tests passed.
# 0.23 [+0.00] # Totals: pass:3 fail:0 xfail:0 xpass:0 skip:0 error:0
ok 1 selftests: net: tap
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
unreferenced object 0x00042d20 (size 64):
  comm "swapper/0", pid 0, jiffies 4294667296
  hex dump (first 32 bytes on cpu 0):
    00 00 00 00 00 00 00 00 00 00 06 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace (crc 0):
    pcpu_alloc_noprof+0x4ad/0xab0
    setup_zone_pageset+0x30/0x290
    setup_per_cpu_pageset+0x6a/0x1f0
    start_kernel+0x2a4/0x410
    x86_64_start_reservations+0x18/0x30
    x86_64_start_kernel+0xba/0x110
    common_startup_64+0x12c/0x138
unreferenced object 0x00043040 (size 48):
  comm "swapper/0", pid 0, jiffies 4294667296
  hex dump (first 32 bytes on cpu 0):
    1e 05 01 04 e3 00 00 e7 00 00 00 00 00 00 00 00  ................
    00 00 07 0a 06 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace (crc 0):
    pcpu_alloc_noprof+0x4ad/0xab0
    setup_per_cpu_pageset+0xd2/0x1f0
    start_kernel+0x2a4/0x410
    x86_64_start_reservations+0x18/0x30
    x86_64_start_kernel+0xba/0x110
    comm
DETECTED CRASH, lowering timeout
on_startup_64+0x12c/0x138
xx__->