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
# 2.26 [+2.26] 
# 2.26 [+0.00] SO_TXTIME ipv4 clock monotonic
# 2.26 [+0.00] payload:a delay:1753 expected:0 (us)
# 2.62 [+0.36] 
# 2.62 [+0.00] SO_TXTIME ipv6 clock monotonic
# 2.62 [+0.00] payload:a delay:16101 expected:0 (us)
# 2.63 [+0.00] exceeds variance (4000 us)
# 2.94 [+0.32] 
# 2.95 [+0.00] SO_TXTIME ipv6 clock monotonic
# 2.95 [+0.01] payload:a delay:9125 expected:10000 (us)
# 3.40 [+0.45] 
# 3.40 [+0.00] SO_TXTIME ipv4 clock monotonic
# 3.41 [+0.01] payload:a delay:11738 expected:10000 (us)
# 3.42 [+0.01] payload:b delay:21086 expected:20000 (us)
# 3.80 [+0.38] 
# 3.80 [+0.00] SO_TXTIME ipv6 clock monotonic
# 3.82 [+0.02] payload:b delay:20841 expected:20000 (us)
# 3.82 [+0.00] payload:a delay:20976 expected:20000 (us)
# 4.52 [+0.70] 
# 4.52 [+0.00] SO_TXTIME ipv4 clock tai
# 4.52 [+0.00] send: pkt a at -1763548072389ms dropped: invalid txtime
# 4.63 [+0.11] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 4.86 [+0.24] 
# 4.87 [+0.00] SO_TXTIME ipv6 clock tai
# 4.87 [+0.00] send: pkt a at 0ms dropped: invalid txtime
# 4.97 [+0.11] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 5.19 [+0.21] 
# 5.19 [+0.00] SO_TXTIME ipv6 clock tai
# 5.20 [+0.01] payload:a delay:10030 expected:10000 (us)
# 5.55 [+0.35] 
# 5.55 [+0.00] SO_TXTIME ipv4 clock tai
# 5.68 [+0.13] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 5.90 [+0.22] 
# 5.90 [+0.00] SO_TXTIME ipv6 clock tai
# 5.91 [+0.01] payload:b delay:10113 expected:10000 (us)
# 5.92 [+0.01] payload:a delay:19977 expected:20000 (us)
# 6.03 [+0.11] 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__->