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
# 1.36 [+1.36] ipv4 tcp -t 1
# 2.95 [+1.59] tx=8428 (525 MB) txc=0 zc=n
# 3.34 [+0.39] rx=4206 (525 MB)
# 3.35 [+0.00] ipv4 tcp -z -t 1
# 4.95 [+1.60] tx=5351 (333 MB) txc=5351 zc=n
# 5.31 [+0.36] rx=2673 (333 MB)
# 5.32 [+0.01] ok
# 6.81 [+1.49] ipv6 tcp -t 1
# 8.38 [+1.57] tx=8348 (520 MB) txc=0 zc=n
# 8.78 [+0.40] rx=4166 (520 MB)
# 8.78 [+0.00] ipv6 tcp -z -t 1
# 10.37 [+1.59] tx=5315 (331 MB) txc=5315 zc=n
# 10.73 [+0.36] rx=2657 (331 MB)
# 10.73 [+0.00] ok
# 12.23 [+1.49] ipv4 udp -t 1
# 13.78 [+1.55] tx=15821 (987 MB) txc=0 zc=n
# 14.28 [+0.50] rx=15247 (951 MB)
# 14.28 [+0.00] ipv4 udp -z -t 1
# 15.85 [+1.56] tx=6184 (385 MB) txc=6184 zc=n
# 16.35 [+0.50] rx=6178 (385 MB)
# 16.36 [+0.02] ok
# 17.87 [+1.51] ipv6 udp -t 1
# 19.43 [+1.56] tx=15580 (972 MB) txc=0 zc=n
# 19.93 [+0.50] rx=15022 (937 MB)
# 19.94 [+0.00] ipv6 udp -z -t 1
# 21.49 [+1.56] tx=6191 (386 MB) txc=6191 zc=n
# 21.99 [+0.50] rx=6191 (386 MB)
# 22.00 [+0.00] ok
# 22.18 [+0.19] 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 2):
    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 obje
DETECTED CRASH, lowering timeout
ct 0x00043040 (size 48):
  comm "swapper/0", pid 0, jiffies 4294667296
  hex dump (first 32 bytes on cpu 2):
    1e 06 01 0c fd 00 00 06 00 00 00 00 00 00 00 00  ................
    00 00 07 14 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
    common_startup_64+0x12c/0x138
xx__->