make -C tools/testing/selftests TARGETS="net" TEST_PROGS=so_txtime.sh TESTT_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: so_txtime.sh
# 2.02 [+2.02] 
# 2.03 [+0.00] SO_TXTIME ipv4 clock monotonic
# 2.03 [+0.00] payload:a delay:1830 expected:0 (us)
# 2.36 [+0.33] 
# 2.36 [+0.00] SO_TXTIME ipv6 clock monotonic
# 2.36 [+0.00] payload:a delay:1982 expected:0 (us)
# 2.68 [+0.32] 
# 2.68 [+0.00] SO_TXTIME ipv6 clock monotonic
# 2.69 [+0.01] payload:a delay:9863 expected:10000 (us)
# 3.02 [+0.33] 
# 3.03 [+0.00] SO_TXTIME ipv4 clock monotonic
# 3.03 [+0.01] payload:a delay:10527 expected:10000 (us)
# 3.04 [+0.01] payload:b delay:20515 expected:20000 (us)
# 3.37 [+0.33] 
# 3.37 [+0.00] SO_TXTIME ipv6 clock monotonic
# 3.39 [+0.02] payload:b delay:13956 expected:20000 (us)
# 3.40 [+0.00] exceeds variance (4000 us)
# 3.40 [+0.00] payload:a delay:14017 expected:20000 (us)
# 3.40 [+0.00] exceeds variance (4000 us)
# 4.06 [+0.67] 
# 4.07 [+0.00] SO_TXTIME ipv4 clock tai
# 4.07 [+0.00] send: pkt a at -1743644719229ms dropped: invalid txtime
# 4.20 [+0.13] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 4.43 [+0.23] 
# 4.43 [+0.00] SO_TXTIME ipv6 clock tai
# 4.43 [+0.00] send: pkt a at 0ms dropped: invalid txtime
# 4.53 [+0.10] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 4.73 [+0.20] 
# 4.73 [+0.00] SO_TXTIME ipv6 clock tai
# 4.74 [+0.01] payload:a delay:9862 expected:10000 (us)
# 5.06 [+0.32] 
# 5.06 [+0.00] SO_TXTIME ipv4 clock tai
# 5.08 [+0.02] payload:b delay:4947 expected:10000 (us)
# 5.08 [+0.00] ./so_txtime: payload mismatch. expected a
# 5.31 [+0.23] 
# 5.31 [+0.00] SO_TXTIME ipv6 clock tai
# 5.32 [+0.01] payload:b delay:23548 expected:10000 (us)
# 5.32 [+0.00] exceeds variance (4000 us)
# 5.33 [+0.01] payload:a delay:33146 expected:20000 (us)
# 5.33 [+0.00] exceeds variance (4000 us)
# 5.44 [+0.11] Ignoring errors due to slow environment
ok 1 selftests: net: so_txtime.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
xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
xx__->