• Mark Andrews's avatar
    Lock zone before calling zone_namerd_tostr() · b2bccc68
    Mark Andrews authored
        WARNING: ThreadSanitizer: data race
        Read of size 8 at 0x000000000001 by thread T1:
        #0 inline_raw lib/dns/zone.c:1375
        #1 zone_namerd_tostr lib/dns/zone.c:15316
        #2 dns_zone_name lib/dns/zone.c:15391
        #3 xfrin_log lib/dns/xfrin.c:1605
        #4 xfrin_destroy lib/dns/xfrin.c:1477
        #5 dns_xfrin_detach lib/dns/xfrin.c:739
        #6 xfrin_connect_done lib/dns/xfrin.c:970
        #7 tcpdnsconnect_cb netmgr/tcpdns.c:786
        #8 tcp_connect_cb netmgr/tcp.c:292
        #9 <null> <null>
        #10 <null> <null>
    
        Previous write of size 8 at 0x000000000001 by thread T2 (mutexes: write M1):
        #0 zone_shutdown lib/dns/zone.c:14462
        #1 dispatch lib/isc/task.c:1152
        #2 run lib/isc/task.c:1344
        #3 <null> <null>
    
        Location is heap block of size 2769 at 0x000000000013 allocated by thread T3:
        #0 malloc <null>
        #1 default_memalloc lib/isc/mem.c:713
        #2 mem_get lib/isc/mem.c:622
        #3 mem_allocateunlocked lib/isc/mem.c:1268
        #4 isc___mem_allocate lib/isc/mem.c:1288
        #5 isc__mem_allocate lib/isc/mem.c:2453
        #6 isc___mem_get lib/isc/mem.c:1037
        #7 isc__mem_get lib/isc/mem.c:2432
        #8 dns_zone_create lib/dns/zone.c:984
        #9 configure_zone bin/named/server.c:6502
        #10 do_addzone bin/named/server.c:13391
        #11 named_server_changezone bin/named/server.c:13788
        #12 named_control_docommand bin/named/control.c:207
        #13 control_command bin/named/controlconf.c:392
        #14 dispatch lib/isc/task.c:1152
        #15 run lib/isc/task.c:1344
        #16 <null> <null>
    
    (cherry picked from commit 84f43903)
    b2bccc68
zone.c 520 KB