make -C tools/testing/selftests TARGETS="net" TEST_PROGS=msg_zerocopy.sh TTEST_GEN_PROGS="" run_tests

DETECTED CRASH, lowering timeout
make: Entering directory '/home/virtme/testing/wt-3/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing/wt-3/tools/testing/selftests/net'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing/wt-3/tools/testing/selftests/net'
make[1]: Entering directory '/home/virtme/testing/wt-3/tools/testing/selftests/net/lib'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing/wt-3/tools/testing/selftests/net/lib'
make[1]: Entering directory '/home/virtme/testing/wt-3/tools/testing/selftests/net'
TAP version 13
1..1
# overriding timeout to 7200
# selftests: net: msg_zerocopy.sh
# 1.76 [+1.76] 
# 1.76 [+0.00] ipv4 tcp -t 1 tx-rx
# 1.76 [+0.00] 
# 3.34 [+1.57] tx=9490 (592 MB) txc=0 zc=n
# 3.74 [+0.40] rx=4741 (592 MB)
# 3.74 [+0.00] 
# 3.74 [+0.00] ipv4 tcp -z -t 1 tx-rx
# 3.74 [+0.00] 
# 5.33 [+1.58] tx=6240 (389 MB) txc=6240 zc=n
# 5.69 [+0.36] rx=3121 (389 MB)
# 5.70 [+0.01] OK
# 7.66 [+1.96] 
# 7.66 [+0.00] ipv6 tcp -t 1 tx-rx
# 7.66 [+0.00] 
# 9.21 [+1.55] tx=9859 (615 MB) txc=0 zc=n
# 9.61 [+0.40] rx=4928 (615 MB)
# 9.61 [+0.00] 
# 9.61 [+0.00] ipv6 tcp -z -t 1 tx-rx
# 9.61 [+0.00] 
# 11.21 [+1.59] tx=6637 (414 MB) txc=6637 zc=n
# 11.57 [+0.36] rx=3316 (414 MB)
# 11.57 [+0.00] OK
# 13.46 [+1.89] 
# 13.46 [+0.00] ipv4 udp -t 1 tx-rx
# 13.46 [+0.00] 
# 15.01 [+1.54] tx=12313 (768 MB) txc=0 zc=n
# 15.51 [+0.50] rx=12313 (768 MB)
# 15.51 [+0.00] 
# 15.51 [+0.00] ipv4 udp -t 1 tx-only
# 15.51 [+0.00] 
# 16.80 [+1.29] tx=13029 (813 MB) txc=0 zc=n
# 16.81 [+0.01] 
# 16.81 [+0.00] ipv4 udp -z -t 1 tx-rx
# 16.81 [+0.00] 
# 18.36 [+1.55] tx=6506 (405 MB) txc=6506 zc=n
# 18.86 [+0.50] rx=6506 (405 MB)
# 18.86 [+0.00] 
# 18.86 [+0.00] ipv4 udp -z -t 1 tx-only
# 18.86 [+0.00] 
# 20.16 [+1.30] tx=7406 (462 MB) txc=7406 zc=y
# 20.17 [+0.00] OK
# 21.98 [+1.82] 
# 21.98 [+0.00] ipv6 udp -t 1 tx-rx
# 21.98 [+0.00] 
# 23.55 [+1.56] tx=11448 (714 MB) txc=0 zc=n
# 24.05 [+0.50] rx=11448 (714 MB)
# 24.05 [+0.00] 
# 24.05 [+0.00] ipv6 udp -t 1 tx-only
# 24.05 [+0.00] 
# 25.37 [+1.32] tx=13320 (831 MB) txc=0 zc=n
# 25.38 [+0.02] 
# 25.38 [+0.00] ipv6 udp -z -t 1 tx-rx
# 25.38 [+0.00] 
# 26.95 [+1.57] tx=6431 (401 MB) txc=6431 zc=n
# 27.45 [+0.50] rx=6431 (401 MB)
# 27.46 [+0.00] 
# 27.46 [+0.00] ipv6 udp -z -t 1 tx-only
# 27.46 [+0.00] 
# 28.76 [+1.30] tx=7225 (450 MB) txc=7225 zc=y
# 28.76 [+0.00] OK
# 28.96 [+0.20] OK. All tests passed
ok 1 selftests: net: msg_zerocopy.sh
make[1]: Leaving directory '/home/virtme/testing/wt-3/tools/testing/selftests/net'
make: Leaving directory '/home/virtme/testing/wt-3/tools/testing/selftests'
xx__-> echo $?
0
xx__->