make -C tools/testing/selftests TARGETS="net" TEST_PROGS=msg_zerocopy.sh TTEST_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: msg_zerocopy.sh
# 1.42 [+1.42] ipv4 tcp -t 1
# 2.98 [+1.56] tx=8919 (556 MB) txc=0 zc=n
# 3.38 [+0.40] rx=4456 (556 MB)
# 3.39 [+0.00] ipv4 tcp -z -t 1
# 4.99 [+1.60] tx=5595 (349 MB) txc=5595 zc=n
# 5.34 [+0.35] rx=2796 (349 MB)
# 5.35 [+0.01] ok
# 6.76 [+1.40] ipv6 tcp -t 1
# 8.33 [+1.57] tx=8837 (551 MB) txc=0 zc=n
# 8.73 [+0.40] rx=4412 (551 MB)
# 8.73 [+0.00] ipv6 tcp -z -t 1
# 10.33 [+1.60] tx=5424 (338 MB) txc=5424 zc=n
# 10.69 [+0.36] rx=2712 (338 MB)
# 10.69 [+0.00] ok
# 12.18 [+1.49] ipv4 udp -t 1
# 13.74 [+1.56] tx=17146 (1069 MB) txc=0 zc=n
# 14.24 [+0.50] rx=16470 (1027 MB)
# 14.25 [+0.00] ipv4 udp -z -t 1
# 15.81 [+1.56] tx=6766 (422 MB) txc=6766 zc=n
# 16.31 [+0.50] rx=6766 (422 MB)
# 16.32 [+0.01] ok
# 17.79 [+1.47] ipv6 udp -t 1
# 19.36 [+1.57] tx=16425 (1024 MB) txc=0 zc=n
# 19.86 [+0.50] rx=15909 (992 MB)
# 19.87 [+0.00] ipv6 udp -z -t 1
# 21.43 [+1.57] tx=6754 (421 MB) txc=6754 zc=n
# 21.93 [+0.50] rx=6754 (421 MB)
# 21.94 [+0.00] ok
# 22.11 [+0.17] OK. All tests passed
ok 1 selftests: net: msg_zerocopy.sh
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 3):
    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 3):
    1e 05 01 17 f9 00 00 12 00 00 00 00 00 00 00 00  ................
    00 00 07 17 10 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__->