[asterisk-bugs] [JIRA] (ASTERISK-25780) lock-order-inversion (potential deadlock) in stasis

Badalian Vyacheslav (JIRA) noreply at issues.asterisk.org
Thu Feb 11 23:09:33 CST 2016


Badalian Vyacheslav created ASTERISK-25780:
----------------------------------------------

             Summary: lock-order-inversion (potential deadlock) in stasis
                 Key: ASTERISK-25780
                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-25780
             Project: Asterisk
          Issue Type: Bug
      Security Level: None
    Affects Versions: 13.7.2
            Reporter: Badalian Vyacheslav


{code}
==================
WARNING: ThreadSanitizer: lock-order-inversion (potential deadlock) (pid=12427)
  Cycle in lock order graph: M295847 (0x7d2800185060) => M1075 (0x7d640004ba00) => M1074 (0x7d280007cf60) => M295847

  Mutex M1075 acquired here while holding mutex M295847 in main thread:
    #0 pthread_mutex_lock <null> (libtsan.so.0+0x000000037816)
    #1 __ast_pthread_mutex_lock /root/asterisk/main/lock.c:313 (asterisk+0x000000503d01)
    #2 __ao2_lock /root/asterisk/main/astobj2.c:200 (asterisk+0x0000002d78be)
    #3 stasis_topic_pool_get_topic /root/asterisk/main/stasis.c:1140 (asterisk+0x00000063a9b8)
    #4 ast_device_state_topic /root/asterisk/main/devicestate.c:710 (asterisk+0x0000004524e6)
    #5 device_state_aggregate_publish /root/asterisk/main/devicestate.c:805 (asterisk+0x000000452976)
    #6 caching_topic_exec /root/asterisk/main/stasis_cache.c:853 (asterisk+0x00000064b702)
    #7 subscription_invoke /root/asterisk/main/stasis.c:433 (asterisk+0x000000635f0d)
    #8 dispatch_message /root/asterisk/main/stasis.c:754 (asterisk+0x000000637e86)
    #9 publish_msg /root/asterisk/main/stasis.c:822 (asterisk+0x00000063838f)
    #10 stasis_publish /root/asterisk/main/stasis.c:830 (asterisk+0x00000063846e)
    #11 ast_publish_device_state_full /root/asterisk/main/devicestate.c:766 (asterisk+0x00000045279e)
    #12 ast_devstate_changed_literal /root/asterisk/main/devicestate.c:500 (asterisk+0x00000045139c)
    #13 ast_devstate_changed /root/asterisk/main/devicestate.c:532 (asterisk+0x0000004516f2)
    #14 <null> <null> (app_queue.so+0x000000037e97)
    #15 <null> <null> (app_queue.so+0x0000000734e1)
    #16 <null> <null> (app_queue.so+0x00000007436f)
    #17 <null> <null> (app_queue.so+0x000000074822)
    #18 <null> <null> (app_queue.so+0x000000082025)
    #19 start_resource /root/asterisk/main/loader.c:1015 (asterisk+0x0000004ff12f)
    #20 load_resource_list /root/asterisk/main/loader.c:1213 (asterisk+0x000000500c7c)
    #21 load_modules /root/asterisk/main/loader.c:1366 (asterisk+0x000000501ade)
    #22 asterisk_daemon /root/asterisk/main/asterisk.c:4659 (asterisk+0x0000002d6e5d)
    #23 main /root/asterisk/main/asterisk.c:4230 (asterisk+0x0000002d5cfd)

  Mutex M295847 previously acquired by the same thread here:
    #0 pthread_mutex_lock <null> (libtsan.so.0+0x000000037816)
    #1 __ast_pthread_mutex_lock /root/asterisk/main/lock.c:313 (asterisk+0x000000503d01)
    #2 __ao2_lock /root/asterisk/main/astobj2.c:200 (asterisk+0x0000002d78be)
    #3 publish_msg /root/asterisk/main/stasis.c:816 (asterisk+0x0000006382df)
    #4 stasis_publish /root/asterisk/main/stasis.c:830 (asterisk+0x00000063846e)
    #5 ast_publish_device_state_full /root/asterisk/main/devicestate.c:766 (asterisk+0x00000045279e)
    #6 ast_devstate_changed_literal /root/asterisk/main/devicestate.c:500 (asterisk+0x00000045139c)
    #7 ast_devstate_changed /root/asterisk/main/devicestate.c:532 (asterisk+0x0000004516f2)
    #8 <null> <null> (app_queue.so+0x000000037e97)
    #9 <null> <null> (app_queue.so+0x0000000734e1)
    #10 <null> <null> (app_queue.so+0x00000007436f)
    #11 <null> <null> (app_queue.so+0x000000074822)
    #12 <null> <null> (app_queue.so+0x000000082025)
    #13 start_resource /root/asterisk/main/loader.c:1015 (asterisk+0x0000004ff12f)
    #14 load_resource_list /root/asterisk/main/loader.c:1213 (asterisk+0x000000500c7c)
    #15 load_modules /root/asterisk/main/loader.c:1366 (asterisk+0x000000501ade)
    #16 asterisk_daemon /root/asterisk/main/asterisk.c:4659 (asterisk+0x0000002d6e5d)
    #17 main /root/asterisk/main/asterisk.c:4230 (asterisk+0x0000002d5cfd)

  Mutex M1074 acquired here while holding mutex M1075 in main thread:
    #0 pthread_mutex_lock <null> (libtsan.so.0+0x000000037816)
    #1 __ast_pthread_mutex_lock /root/asterisk/main/lock.c:313 (asterisk+0x000000503d01)
    #2 __ao2_lock /root/asterisk/main/astobj2.c:200 (asterisk+0x0000002d78be)
    #3 stasis_forward_all /root/asterisk/main/stasis.c:919 (asterisk+0x000000638f4b)
    #4 stasis_topic_pool_get_topic /root/asterisk/main/stasis.c:1157 (asterisk+0x00000063ac4f)
    #5 ast_device_state_topic /root/asterisk/main/devicestate.c:710 (asterisk+0x0000004524e6)
    #6 ast_publish_device_state_full /root/asterisk/main/devicestate.c:761 (asterisk+0x00000045276d)
    #7 ast_devstate_changed_literal /root/asterisk/main/devicestate.c:500 (asterisk+0x00000045139c)
    #8 ast_devstate_changed /root/asterisk/main/devicestate.c:532 (asterisk+0x0000004516f2)
    #9 <null> <null> (app_queue.so+0x000000037e97)
    #10 <null> <null> (app_queue.so+0x0000000734e1)
    #11 <null> <null> (app_queue.so+0x00000007436f)
    #12 <null> <null> (app_queue.so+0x000000074822)
    #13 <null> <null> (app_queue.so+0x000000082025)
    #14 start_resource /root/asterisk/main/loader.c:1015 (asterisk+0x0000004ff12f)
    #15 load_resource_list /root/asterisk/main/loader.c:1213 (asterisk+0x000000500c7c)
    #16 load_modules /root/asterisk/main/loader.c:1366 (asterisk+0x000000501ade)
    #17 asterisk_daemon /root/asterisk/main/asterisk.c:4659 (asterisk+0x0000002d6e5d)
    #18 main /root/asterisk/main/asterisk.c:4230 (asterisk+0x0000002d5cfd)

  Mutex M1075 previously acquired by the same thread here:
    #0 pthread_mutex_lock <null> (libtsan.so.0+0x000000037816)
    #1 __ast_pthread_mutex_lock /root/asterisk/main/lock.c:313 (asterisk+0x000000503d01)
    #2 __ao2_lock /root/asterisk/main/astobj2.c:200 (asterisk+0x0000002d78be)
    #3 stasis_topic_pool_get_topic /root/asterisk/main/stasis.c:1140 (asterisk+0x00000063a9b8)
    #4 ast_device_state_topic /root/asterisk/main/devicestate.c:710 (asterisk+0x0000004524e6)
    #5 ast_publish_device_state_full /root/asterisk/main/devicestate.c:761 (asterisk+0x00000045276d)
    #6 ast_devstate_changed_literal /root/asterisk/main/devicestate.c:500 (asterisk+0x00000045139c)
    #7 ast_devstate_changed /root/asterisk/main/devicestate.c:532 (asterisk+0x0000004516f2)
    #8 <null> <null> (app_queue.so+0x000000037e97)
    #9 <null> <null> (app_queue.so+0x0000000734e1)
    #10 <null> <null> (app_queue.so+0x00000007436f)
    #11 <null> <null> (app_queue.so+0x000000074822)
    #12 <null> <null> (app_queue.so+0x000000082025)
    #13 start_resource /root/asterisk/main/loader.c:1015 (asterisk+0x0000004ff12f)
    #14 load_resource_list /root/asterisk/main/loader.c:1213 (asterisk+0x000000500c7c)
    #15 load_modules /root/asterisk/main/loader.c:1366 (asterisk+0x000000501ade)
    #16 asterisk_daemon /root/asterisk/main/asterisk.c:4659 (asterisk+0x0000002d6e5d)
    #17 main /root/asterisk/main/asterisk.c:4230 (asterisk+0x0000002d5cfd)

  Mutex M295847 acquired here while holding mutex M1074 in main thread:
    #0 pthread_mutex_lock <null> (libtsan.so.0+0x000000037816)
    #1 __ast_pthread_mutex_lock /root/asterisk/main/lock.c:313 (asterisk+0x000000503d01)
    #2 __ao2_lock /root/asterisk/main/astobj2.c:200 (asterisk+0x0000002d78be)
    #3 topic_add_subscription /root/asterisk/main/stasis.c:660 (asterisk+0x00000063716c)
    #4 topic_add_subscription /root/asterisk/main/stasis.c:671 (asterisk+0x0000006375bf)
    #5 internal_stasis_subscribe /root/asterisk/main/stasis.c:503 (asterisk+0x000000636532)
    #6 stasis_subscribe /root/asterisk/main/stasis.c:517 (asterisk+0x000000636608)
    #7 <null> <null> (app_queue.so+0x0000000826a6)
    #8 start_resource /root/asterisk/main/loader.c:1015 (asterisk+0x0000004ff12f)
    #9 load_resource_list /root/asterisk/main/loader.c:1213 (asterisk+0x000000500c7c)
    #10 load_modules /root/asterisk/main/loader.c:1366 (asterisk+0x000000501ade)
    #11 asterisk_daemon /root/asterisk/main/asterisk.c:4659 (asterisk+0x0000002d6e5d)
    #12 main /root/asterisk/main/asterisk.c:4230 (asterisk+0x0000002d5cfd)

  Mutex M1074 previously acquired by the same thread here:
    #0 pthread_mutex_lock <null> (libtsan.so.0+0x000000037816)
    #1 __ast_pthread_mutex_lock /root/asterisk/main/lock.c:313 (asterisk+0x000000503d01)
    #2 __ao2_lock /root/asterisk/main/astobj2.c:200 (asterisk+0x0000002d78be)
    #3 topic_add_subscription /root/asterisk/main/stasis.c:660 (asterisk+0x00000063716c)
    #4 internal_stasis_subscribe /root/asterisk/main/stasis.c:503 (asterisk+0x000000636532)
    #5 stasis_subscribe /root/asterisk/main/stasis.c:517 (asterisk+0x000000636608)
    #6 <null> <null> (app_queue.so+0x0000000826a6)
    #7 start_resource /root/asterisk/main/loader.c:1015 (asterisk+0x0000004ff12f)
    #8 load_resource_list /root/asterisk/main/loader.c:1213 (asterisk+0x000000500c7c)
    #9 load_modules /root/asterisk/main/loader.c:1366 (asterisk+0x000000501ade)
    #10 asterisk_daemon /root/asterisk/main/asterisk.c:4659 (asterisk+0x0000002d6e5d)
    #11 main /root/asterisk/main/asterisk.c:4230 (asterisk+0x0000002d5cfd)

SUMMARY: ThreadSanitizer: lock-order-inversion (potential deadlock) ??:0 __interceptor_pthread_mutex_lock
==================

{code}



--
This message was sent by Atlassian JIRA
(v6.2#6252)



More information about the asterisk-bugs mailing list