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
# 1.43 [+1.43] ipv4 tcp -t 1
# 3.00 [+1.57] tx=8451 (527 MB) txc=0 zc=n
# 3.40 [+0.40] rx=4219 (527 MB)
# 3.40 [+0.00] ipv4 tcp -z -t 1
# 5.01 [+1.61] tx=5685 (354 MB) txc=5685 zc=n
# 5.37 [+0.36] rx=2843 (354 MB)
# 5.37 [+0.00] ok
# 6.94 [+1.57] ipv6 tcp -t 1
# 8.51 [+1.56] tx=8070 (503 MB) txc=0 zc=n
# 8.91 [+0.40] rx=4030 (503 MB)
# 8.91 [+0.00] ipv6 tcp -z -t 1
# 10.53 [+1.62] tx=5174 (322 MB) txc=5174 zc=n
# 10.89 [+0.35] rx=2586 (322 MB)
# 10.89 [+0.00] ok
# 12.51 [+1.62] ipv4 udp -t 1
# 14.07 [+1.56] tx=15887 (991 MB) txc=0 zc=n
# 14.57 [+0.50] rx=15367 (958 MB)
# 14.59 [+0.01] ipv4 udp -z -t 1
# 16.15 [+1.56] tx=6851 (427 MB) txc=6851 zc=n
# 16.65 [+0.50] rx=6851 (427 MB)
# 16.65 [+0.00] ok
# 18.20 [+1.54] ipv6 udp -t 1
# 19.77 [+1.57] tx=16708 (1042 MB) txc=0 zc=n
# 20.27 [+0.50] rx=16296 (1016 MB)
# 20.27 [+0.00] ipv6 udp -z -t 1
# 21.85 [+1.57] tx=6452 (402 MB) txc=6452 zc=n
# 22.35 [+0.50] rx=6451 (402 MB)
# 22.35 [+0.00] ok
# 22.52 [+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 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 object 0x00043040 (size 48):
  comm "swapper/0", pid 0, jiffies 4294667296
  hex dump (first 32 bytes on cpu 2):
    1e 06 01 16 fa 00 00 18 00 00 00 00 00 00 00 00  ................
    00 00 08 07 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__->