[asterisk-bugs] [JIRA] (ASTERISK-25763) TSAN: Data race in json free
Badalian Vyacheslav (JIRA)
noreply at issues.asterisk.org
Tue Feb 9 19:24:33 CST 2016
[ https://issues.asterisk.org/jira/browse/ASTERISK-25763?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Badalian Vyacheslav closed ASTERISK-25763.
------------------------------------------
Resolution: Duplicate
ASTERISK-25765
> TSAN: Data race in json free
> ----------------------------
>
> Key: ASTERISK-25763
> URL: https://issues.asterisk.org/jira/browse/ASTERISK-25763
> Project: Asterisk
> Issue Type: Bug
> Security Level: None
> Affects Versions: 13.7.2
> Reporter: Badalian Vyacheslav
>
> As i understand you destroy locked mutex
> {code}
> ==================
> WARNING: ThreadSanitizer: data race (pid=22242)
> Write of size 1 at 0x7d24002e7078 by thread T21:
> #0 pthread_mutex_destroy <null> (libtsan.so.0+0x00000002878d)
> #1 __ast_pthread_mutex_destroy /root/asterisk-13.7.0/main/lock.c:205 (asterisk+0x0000004de247)
> #2 json_mem_free /root/asterisk-13.7.0/main/json.c:68 (asterisk+0x0000004d0846)
> #3 ast_json_unref /root/asterisk-13.7.0/main/json.c:235 (asterisk+0x0000004d0ec2)
> #4 json_payload_destructor /root/asterisk-13.7.0/main/json.c:801 (asterisk+0x0000004d30f5)
> #5 internal_ao2_ref /root/asterisk-13.7.0/main/astobj2.c:445 (asterisk+0x0000002cb653)
> #6 __ao2_ref /root/asterisk-13.7.0/main/astobj2.c:516 (asterisk+0x0000002cba40)
> #7 __ao2_cleanup /root/asterisk-13.7.0/main/astobj2.c:529 (asterisk+0x0000002cbadc)
> #8 stasis_message_dtor /root/asterisk-13.7.0/main/stasis_message.c:107 (asterisk+0x00000062a4e5)
> #9 internal_ao2_ref /root/asterisk-13.7.0/main/astobj2.c:445 (asterisk+0x0000002cb653)
> #10 __ao2_ref /root/asterisk-13.7.0/main/astobj2.c:516 (asterisk+0x0000002cba40)
> #11 __ao2_cleanup /root/asterisk-13.7.0/main/astobj2.c:529 (asterisk+0x0000002cbadc)
> #12 dispatch_exec_async /root/asterisk-13.7.0/main/stasis.c:696 (asterisk+0x000000604362)
> #13 ast_taskprocessor_execute /root/asterisk-13.7.0/main/taskprocessor.c:782 (asterisk+0x000000648e9b)
> #14 default_tps_processing_function /root/asterisk-13.7.0/main/taskprocessor.c:183 (asterisk+0x00000064549d)
> #15 dummy_start /root/asterisk-13.7.0/main/utils.c:1237 (asterisk+0x00000067e255)
> #16 <null> <null> (libtsan.so.0+0x000000023659)
> Previous atomic read of size 1 at 0x7d24002e7078 by main thread:
> #0 pthread_mutex_lock <null> (libtsan.so.0+0x000000037816)
> #1 __ast_pthread_mutex_lock /root/asterisk-13.7.0/main/lock.c:313 (asterisk+0x0000004de2a0)
> #2 json_mem_lock /root/asterisk-13.7.0/main/json.c:112 (asterisk+0x0000004d0922)
> #3 ast_json_unref /root/asterisk-13.7.0/main/json.c:222 (asterisk+0x0000004d0e6a)
> #4 really_quit /root/asterisk-13.7.0/main/asterisk.c:2096 (asterisk+0x0000002bb3b0)
> #5 quit_handler /root/asterisk-13.7.0/main/asterisk.c:1929 (asterisk+0x0000002baac5)
> #6 asterisk_daemon /root/asterisk-13.7.0/main/asterisk.c:4738 (asterisk+0x0000002ca84a)
> #7 main /root/asterisk-13.7.0/main/asterisk.c:4282 (asterisk+0x0000002c93ad)
> Location is heap block of size 144 at 0x7d24002e7070 allocated by main thread:
> #0 malloc <null> (libtsan.so.0+0x000000025a33)
> #1 _ast_malloc /root/asterisk-13.7.0/include/asterisk/utils.h:547 (asterisk+0x0000004cf79e)
> #2 ast_json_malloc /root/asterisk-13.7.0/main/json.c:140 (asterisk+0x0000004d09d6)
> #3 json_object <null> (libjansson.so.4+0x00000000720a)
> #4 ast_json_pack /root/asterisk-13.7.0/main/json.c:693 (asterisk+0x0000004d2a41)
> #5 really_quit /root/asterisk-13.7.0/main/asterisk.c:2092 (asterisk+0x0000002bb388)
> #6 quit_handler /root/asterisk-13.7.0/main/asterisk.c:1929 (asterisk+0x0000002baac5)
> #7 asterisk_daemon /root/asterisk-13.7.0/main/asterisk.c:4738 (asterisk+0x0000002ca84a)
> #8 main /root/asterisk-13.7.0/main/asterisk.c:4282 (asterisk+0x0000002c93ad)
> Thread T21 (tid=22744, running) created by main thread at:
> #0 pthread_create <null> (libtsan.so.0+0x000000027b07)
> #1 ast_pthread_create_stack /root/asterisk-13.7.0/main/utils.c:1290 (asterisk+0x00000067e69e)
> #2 default_listener_start /root/asterisk-13.7.0/main/taskprocessor.c:200 (asterisk+0x0000006455f8)
> #3 __allocate_taskprocessor /root/asterisk-13.7.0/main/taskprocessor.c:611 (asterisk+0x000000648086)
> #4 ast_taskprocessor_get /root/asterisk-13.7.0/main/taskprocessor.c:657 (asterisk+0x000000648273)
> #5 internal_stasis_subscribe /root/asterisk-13.7.0/main/stasis.c:479 (asterisk+0x000000602b22)
> #6 stasis_subscribe /root/asterisk-13.7.0/main/stasis.c:510 (asterisk+0x000000602e1b)
> #7 stasis_message_router_create_internal /root/asterisk-13.7.0/main/stasis_message_router.c:230 (asterisk+0x00000062c40b)
> #8 stasis_message_router_create /root/asterisk-13.7.0/main/stasis_message_router.c:243 (asterisk+0x00000062c505)
> #9 manager_subscriptions_init /root/asterisk-13.7.0/main/manager.c:8512 (asterisk+0x00000051c976)
> #10 subscribe_all /root/asterisk-13.7.0/main/manager.c:8531 (asterisk+0x00000051ca44)
> #11 __init_manager /root/asterisk-13.7.0/main/manager.c:8788 (asterisk+0x00000051e4fb)
> #12 init_manager /root/asterisk-13.7.0/main/manager.c:9084 (asterisk+0x000000520a3c)
> #13 asterisk_daemon /root/asterisk-13.7.0/main/asterisk.c:4656 (asterisk+0x0000002ca324)
> #14 main /root/asterisk-13.7.0/main/asterisk.c:4282 (asterisk+0x0000002c93ad)
> SUMMARY: ThreadSanitizer: data race ??:0 pthread_mutex_destroy
> ==================
> {code}
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