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
# 1.30 [+1.30] ipv4 tcp -t 1
# 2.86 [+1.56] tx=8896 (555 MB) txc=0 zc=n
# 3.26 [+0.40] rx=4443 (555 MB)
# 3.27 [+0.00] ipv4 tcp -z -t 1
# 4.86 [+1.60] tx=5647 (352 MB) txc=5647 zc=n
# 5.22 [+0.36] rx=2822 (352 MB)
# 5.23 [+0.01] ok
# 6.68 [+1.45] ipv6 tcp -t 1
# 8.24 [+1.56] tx=8877 (553 MB) txc=0 zc=n
# 8.64 [+0.40] rx=4432 (553 MB)
# 8.65 [+0.00] ipv6 tcp -z -t 1
# 10.27 [+1.62] tx=5550 (346 MB) txc=5550 zc=n
# 10.63 [+0.36] rx=2774 (346 MB)
# 10.63 [+0.00] ok
# 12.19 [+1.56] ipv4 udp -t 1
# 13.76 [+1.57] tx=17393 (1085 MB) txc=0 zc=n
# 14.26 [+0.50] rx=16717 (1043 MB)
# 14.26 [+0.00] ipv4 udp -z -t 1
# 15.84 [+1.57] tx=6610 (412 MB) txc=6610 zc=n
# 16.34 [+0.50] rx=6604 (412 MB)
# 16.34 [+0.00] ok
# 17.85 [+1.52] ipv6 udp -t 1
# 19.41 [+1.55] tx=15865 (990 MB) txc=0 zc=n
# 19.91 [+0.50] rx=15191 (947 MB)
# 19.91 [+0.00] ipv6 udp -z -t 1
# 21.47 [+1.56] tx=6501 (405 MB) txc=6501 zc=n
# 21.97 [+0.50] rx=6495 (405 MB)
# 21.98 [+0.00] ok
# 22.16 [+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 object 0x00043040 (size 48):
  comm "swapper/0", pid 0, jiffies 4294667296
  hex dump (first 32 bytes on cpu 2):
    1e 05 01 1c f2 00 00 13 00 00 00 00 00 00 00 00  ................
    00 00 07 1c 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__->