Address dns_zt_asyncload races by properly using isc_reference_*.

72 jobs for !2870 with 1507-warning-threadsanitizer-data-race-lib-isc-tests-socket_test-simple in 32 minutes and 50 seconds (queued for 3 minutes and 45 seconds)
latest detached
Status Job ID Name Coverage
  Precheck
passed #553856
amd64 linux
🐞:sid:amd64

00:04:02

passed #553854
amd64 linux
autoreconf:sid:amd64

00:00:35

passed #553855
amd64 linux
misc:sid:amd64

00:00:18

 
  Build
passed #553870
amd64 linux
asan:sid:amd64

00:02:13

passed #553877
amd64 freebsd
clang:freebsd11.3:amd64

00:01:14

passed #553878
amd64 freebsd
clang:freebsd12.0:amd64

00:01:05

passed #553879
amd64 openbsd
clang:openbsd6.5:amd64

00:13:33

passed #553874
amd64 linux
clang:stretch:amd64

00:01:38

passed #553875
i386 linux
clang:stretch:i386

00:01:53

passed #553857
amd64 linux
gcc:alpine3.11:amd64

00:02:15

passed #553869
amd64 linux
gcc:bionic:amd64

00:01:21

passed #553863
amd64 linux
gcc:buster:amd64

00:01:21

passed #553858
amd64 linux
gcc:centos6:amd64

00:01:32

passed #553859
amd64 linux
gcc:centos7:amd64

00:01:41

passed #553860
amd64 linux
gcc:centos8:amd64

00:02:15

passed #553867
amd64 linux
gcc:fedora31:amd64

00:02:16

passed #553861
amd64 linux
gcc:jessie:amd64

00:01:17

passed #553864
amd64 linux
gcc:sid:amd64

00:02:47

passed #553866
i386 linux
gcc:sid:i386

00:01:35

passed #553862
amd64 linux
gcc:stretch:amd64

00:01:17

passed #553868
amd64 linux
gcc:xenial:amd64

00:01:43

passed #553881
amd64 windows
msvc:windows:amd64

00:01:59

passed #553873
amd64 linux
mutexatomics:sid:amd64

00:01:28

passed #553880
amd64 linux
nolibtool:sid:amd64

00:02:20

passed #553865
amd64 linux
oot:sid:amd64

00:01:34

passed #553876
amd64 linux
pkcs11:sid:amd64

00:01:40

passed #553872
amd64 linux
rwlock:sid:amd64

00:01:54

passed #553871
amd64 linux
tsan:buster:amd64

00:03:02

 
  Unit
passed #553894
amd64 linux
unit:asan:sid:amd64

00:04:36

passed #553899
amd64 freebsd
unit:clang:freebsd11.3:amd64

00:00:34

passed #553900
amd64 freebsd
unit:clang:freebsd12.0:amd64

00:01:12

passed #553897
amd64 linux
unit:clang:stretch:amd64

00:00:53

passed #553882
amd64 linux
unit:gcc:alpine3.11:amd64

00:02:45

passed #553893
amd64 linux
unit:gcc:bionic:amd64

00:00:54

passed #553888
amd64 linux
unit:gcc:buster:amd64

00:01:21

passed #553883
amd64 linux
unit:gcc:centos6:amd64

00:00:48

passed #553884
amd64 linux
unit:gcc:centos7:amd64

00:00:53

passed #553885
amd64 linux
unit:gcc:centos8:amd64

00:00:43

passed #553891
amd64 linux
unit:gcc:fedora31:amd64

00:01:21

passed #553886
amd64 linux
unit:gcc:jessie:amd64

00:00:39

passed #553889
amd64 linux
unit:gcc:sid:amd64

00:01:29

passed #553890
i386 linux
unit:gcc:sid:i386

00:01:46

passed #553887
amd64 linux
unit:gcc:stretch:amd64

00:00:59

passed #553892
amd64 linux
unit:gcc:xenial:amd64

00:00:55

passed #553901
amd64 linux
unit:nolibtool:sid:amd64

00:01:49

passed #553898
amd64 linux
unit:pkcs11:sid:amd64

00:01:32

passed #553896
amd64 linux
unit:rwlock:sid:amd64

00:01:24

failed #553895
amd64 linux allowed to fail
unit:tsan:buster:amd64

00:05:11

 
  System
passed #553998
linux amd64
system:asan:sid:amd64

00:13:02

passed #553918
amd64 freebsd
system:clang:freebsd11.3:amd64

00:11:45

passed #553919
amd64 freebsd
system:clang:freebsd12.0:amd64

00:11:54

passed #553902
amd64 linux
system:gcc:alpine3.11:amd64

00:12:39

passed #553913
amd64 linux
system:gcc:bionic:amd64

00:10:48

passed #553908
amd64 linux
system:gcc:buster:amd64

00:11:31

passed #553903
amd64 linux
system:gcc:centos6:amd64

00:13:51

passed #553904
amd64 linux
system:gcc:centos7:amd64

00:11:15

passed #553905
amd64 linux
system:gcc:centos8:amd64

00:11:17

passed #553911
amd64 linux
system:gcc:fedora31:amd64

00:12:40

passed #553906
amd64 linux
system:gcc:jessie:amd64

00:11:05

passed #553909
amd64 linux
system:gcc:sid:amd64

00:11:53

passed #553910
i386 linux
system:gcc:sid:i386

00:12:06

passed #553907
amd64 linux
system:gcc:stretch:amd64

00:11:33

passed #553912
amd64 linux
system:gcc:xenial:amd64

00:11:32

passed #553997
linux amd64
system:nolibtool:sid:amd64

00:11:44

passed #553917
amd64 linux
system:pkcs11:sid:amd64

00:12:16

passed #553916
amd64 linux
system:rwlock:sid:amd64

00:12:01

failed #553915
amd64 linux allowed to fail
system:tsan:buster:amd64

00:16:16

failed #553914
amd64 linux
system:asan:sid:amd64

00:13:34

failed #553920
amd64 linux
system:nolibtool:sid:amd64

00:13:13

 
  Docs
passed #553921
amd64 linux
docs:sid:amd64

00:01:03

 
  Postcheck
passed #553923
amd64 linux
cppcheck:gcc:sid:amd64

00:01:58

passed #553922
amd64 linux
scan-build:buster:amd64

00:12:11

 
Name Stage Failure
failed
system:tsan:buster:amd64 System
No job log
failed
unit:tsan:buster:amd64 Unit
No job log