make -C tools/testing/selftests TARGETS="net" TEST_PROGS=so_txtime.sh TESTT_GEN_PROGS="" run_tests
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: so_txtime.sh
# 2.00 [+2.00] 
# 2.00 [+0.00] SO_TXTIME ipv4 clock monotonic
# 2.00 [+0.00] payload:a delay:1679 expected:0 (us)
# 2.34 [+0.33] 
# 2.34 [+0.00] SO_TXTIME ipv6 clock monotonic
# 2.34 [+0.00] payload:a delay:2170 expected:0 (us)
# 2.67 [+0.33] 
# 2.67 [+0.00] SO_TXTIME ipv6 clock monotonic
# 2.68 [+0.01] payload:a delay:15940 expected:10000 (us)
# 2.68 [+0.00] exceeds variance (4000 us)
# 3.03 [+0.35] 
# 3.03 [+0.00] SO_TXTIME ipv4 clock monotonic
# 3.04 [+0.01] payload:a delay:30137 expected:10000 (us)
# 3.04 [+0.00] exceeds variance (4000 us)
# 3.05 [+0.01] payload:b delay:39779 expected:20000 (us)
# 3.05 [+0.00] exceeds variance (4000 us)
# 3.40 [+0.35] 
# 3.41 [+0.00] SO_TXTIME ipv6 clock monotonic
# 3.42 [+0.02] payload:b delay:13527 expected:20000 (us)
# 3.42 [+0.00] exceeds variance (4000 us)
# 3.42 [+0.00] payload:a delay:13646 expected:20000 (us)
# 3.43 [+0.00] exceeds variance (4000 us)
# 4.10 [+0.67] 
# 4.11 [+0.01] SO_TXTIME ipv4 clock tai
# 4.11 [+0.00] send: pkt a at -1757715856962ms dropped: invalid txtime
# 4.20 [+0.09] ./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
# 4.52 [+0.09] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 4.74 [+0.22] 
# 4.75 [+0.00] SO_TXTIME ipv6 clock tai
# 4.87 [+0.12] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 5.11 [+0.24] 
# 5.11 [+0.00] SO_TXTIME ipv4 clock tai
# 5.12 [+0.01] payload:a delay:9521 expected:10000 (us)
# 5.13 [+0.01] payload:b delay:19161 expected:20000 (us)
# 5.48 [+0.35] 
# 5.48 [+0.00] SO_TXTIME ipv6 clock tai
# 5.49 [+0.01] payload:b delay:11206 expected:10000 (us)
# 5.50 [+0.01] payload:a delay:21166 expected:20000 (us)
# 5.62 [+0.12] Ignoring errors due to slow environment
ok 1 selftests: net: so_txtime.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__-> echo scan > /sys/kernel/debug/kmemleak
xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
xx__->