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Mark Andrews 1090876693 Address lock-order-inversion 
WARNING: ThreadSanitizer: lock-order-inversion (potential deadlock)
    Cycle in lock order graph: M1 (0x000000000001) => M2 (0x000000000002) => M1

    Mutex M2 acquired here while holding mutex M1 in thread T1:
    #0 pthread_rwlock_wrlock <null>
    #1 isc_rwlock_lock lib/isc/rwlock.c:52:4
    #2 zone_postload lib/dns/zone.c:5101:2
    #3 receive_secure_db lib/dns/zone.c:16206:11
    #4 dispatch lib/isc/task.c:1152:7
    #5 run lib/isc/task.c:1344:2

    Mutex M1 previously acquired by the same thread here:
    #0 pthread_mutex_lock <null>
    #1 receive_secure_db lib/dns/zone.c:16204:2
    #2 dispatch lib/isc/task.c:1152:7
    #3 run lib/isc/task.c:1344:2

    Mutex M1 acquired here while holding mutex M2 in thread T1:
    #0 pthread_mutex_lock <null>
    #1 get_raw_serial lib/dns/zone.c:2518:2
    #2 zone_gotwritehandle lib/dns/zone.c:2559:4
    #3 dispatch lib/isc/task.c:1152:7
    #4 run lib/isc/task.c:1344:2

    Mutex M2 previously acquired by the same thread here:
    #0 pthread_rwlock_rdlock <null>
    #1 isc_rwlock_lock lib/isc/rwlock.c:48:3
    #2 zone_gotwritehandle lib/dns/zone.c:2552:2
    #3 dispatch lib/isc/task.c:1152:7
    #4 run lib/isc/task.c:1344:2

    Thread T1 (running) created by main thread at:
    #0 pthread_create <null>
    #1 isc_thread_create lib/isc/pthreads/thread.c:73:8
    #2 isc_taskmgr_create lib/isc/task.c:1434:3
    #3 create_managers bin/named/main.c:915:11
    #4 setup bin/named/main.c:1223:11
    #5 main bin/named/main.c:1523:2

    SUMMARY: ThreadSanitizer: lock-order-inversion (potential deadlock) in pthread_rwlock_wrlock
2020-09-22 11:43:44 +00:00
..
bind9 update all copyright headers to eliminate the typo 2020-09-14 16:20:40 -07:00
dns Address lock-order-inversion 2020-09-22 11:43:44 +00:00
irs update all copyright headers to eliminate the typo 2020-09-14 16:20:40 -07:00
isc Handle the errors from sysconf() call in isc_meminfo_totalphys() 2020-09-21 10:55:00 +02:00
isccc update all copyright headers to eliminate the typo 2020-09-14 16:20:40 -07:00
isccfg Update library API versions 2020-09-16 22:34:06 +02:00
ns Add separate prefetch nmhandle to ns_client_t 2020-09-22 09:56:26 +02:00
samples update all copyright headers to eliminate the typo 2020-09-14 16:20:40 -07:00
win32/bindevt update all copyright headers to eliminate the typo 2020-09-14 16:20:40 -07:00
.gitignore Provide unit test driver 2020-05-21 12:13:01 +02:00
Makefile.am Complete rewrite the BIND 9 build system 2020-04-21 14:19:48 +02:00
unit-test-driver.sh.in Provide unit test driver 2020-05-21 12:13:01 +02:00