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https://issues.apache.org/jira/browse/DISPATCH-2041?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ganesh Murthy updated DISPATCH-2041:
------------------------------------
Fix Version/s: (was: 1.17.0)
1.16.0
> TSan data race reported from qd_connection_free in system_tests_edge_router
> ---------------------------------------------------------------------------
>
> Key: DISPATCH-2041
> URL: https://issues.apache.org/jira/browse/DISPATCH-2041
> Project: Qpid Dispatch
> Issue Type: Bug
> Affects Versions: 1.16.0
> Environment: Ubuntu Focal TSan job on Travis CI
> Reporter: Jiri Daněk
> Priority: Major
> Labels: tsan
> Fix For: 1.16.0
>
>
> https://travis-ci.com/github/apache/qpid-dispatch/jobs/497063184#L6464
> {noformat}
> 54: WARNING: ThreadSanitizer: data race (pid=15726)
> 54: Read of size 8 at 0x7b7400082ac8 by thread T3:
> 54: #0 qd_connection_free
> /home/travis/build/apache/qpid-dispatch/src/server.c:898
> (libqpid-dispatch.so+0xebf8b)
> 54: #1 thread_run
> /home/travis/build/apache/qpid-dispatch/src/server.c:1128
> (libqpid-dispatch.so+0xec4ac)
> 54: #2 _thread_init
> /home/travis/build/apache/qpid-dispatch/src/posix/threading.c:174
> (libqpid-dispatch.so+0x94e86)
> 54: #3 <null> <null> (libtsan.so.0+0x2d1af)
> 54:
> 54: Previous write of size 8 at 0x7b7400082ac8 by thread T4 (mutexes: write
> M5, write M101747775242347584):
> 54: #0 qd_connector_decref
> /home/travis/build/apache/qpid-dispatch/src/server.c:1693
> (libqpid-dispatch.so+0xee112)
> 54: #1 qd_connector_decref
> /home/travis/build/apache/qpid-dispatch/src/server.c:1688
> (libqpid-dispatch.so+0xee112)
> 54: #2 qd_connection_manager_delete_connector
> /home/travis/build/apache/qpid-dispatch/src/connection_manager.c:1068
> (libqpid-dispatch.so+0x70d67)
> 54: #3 <null> <null> (libffi.so.7+0x6ff4)
> 54: #4 qdr_forward_on_message
> /home/travis/build/apache/qpid-dispatch/src/router_core/forwarder.c:341
> (libqpid-dispatch.so+0xb931f)
> 54: #5 qdr_general_handler
> /home/travis/build/apache/qpid-dispatch/src/router_core/router_core.c:903
> (libqpid-dispatch.so+0xc1f89)
> 54: #6 qd_timer_visit
> /home/travis/build/apache/qpid-dispatch/src/timer.c:205
> (libqpid-dispatch.so+0xefbd7)
> 54: #7 handle /home/travis/build/apache/qpid-dispatch/src/server.c:1008
> (libqpid-dispatch.so+0xea5de)
> 54: #8 thread_run
> /home/travis/build/apache/qpid-dispatch/src/server.c:1122
> (libqpid-dispatch.so+0xec477)
> 54: #9 _thread_init
> /home/travis/build/apache/qpid-dispatch/src/posix/threading.c:174
> (libqpid-dispatch.so+0x94e86)
> 54: #10 <null> <null> (libtsan.so.0+0x2d1af)
> 54:
> 54: Location is heap block of size 2496 at 0x7b7400082a00 allocated by
> thread T2:
> 54: #0 posix_memalign <null> (libtsan.so.0+0x3048d)
> 54: #1 qd_alloc
> /home/travis/build/apache/qpid-dispatch/src/alloc_pool.c:395
> (libqpid-dispatch.so+0x5f5d4)
> 54: #2 new_qd_connection_t
> /home/travis/build/apache/qpid-dispatch/src/server.c:84
> (libqpid-dispatch.so+0xe7f95)
> 54: #3 qd_server_connection
> /home/travis/build/apache/qpid-dispatch/src/server.c:569
> (libqpid-dispatch.so+0xe8cd8)
> 54: #4 on_accept /home/travis/build/apache/qpid-dispatch/src/server.c:601
> (libqpid-dispatch.so+0xedb7b)
> 54: #5 handle_listener
> /home/travis/build/apache/qpid-dispatch/src/server.c:855
> (libqpid-dispatch.so+0xedb7b)
> 54: #6 handle_event_with_context
> /home/travis/build/apache/qpid-dispatch/src/server.c:804
> (libqpid-dispatch.so+0xea569)
> 54: #7 do_handle_raw_connection_event
> /home/travis/build/apache/qpid-dispatch/src/server.c:810
> (libqpid-dispatch.so+0xea569)
> 54: #8 handle /home/travis/build/apache/qpid-dispatch/src/server.c:1090
> (libqpid-dispatch.so+0xea569)
> 54: #9 thread_run
> /home/travis/build/apache/qpid-dispatch/src/server.c:1122
> (libqpid-dispatch.so+0xec477)
> 54: #10 _thread_init
> /home/travis/build/apache/qpid-dispatch/src/posix/threading.c:174
> (libqpid-dispatch.so+0x94e86)
> 54: #11 <null> <null> (libtsan.so.0+0x2d1af)
> 54:
> 54: Mutex M5 (0x7b1000000300) created at:
> 54: #0 pthread_mutex_init <null> (libtsan.so.0+0x4a636)
> 54: #1 sys_mutex
> /home/travis/build/apache/qpid-dispatch/src/posix/threading.c:45
> (libqpid-dispatch.so+0x94eef)
> 54: #2 qd_python_initialize
> /home/travis/build/apache/qpid-dispatch/src/python_embedded.c:56
> (libqpid-dispatch.so+0x97847)
> 54: #3 qd_dispatch
> /home/travis/build/apache/qpid-dispatch/src/dispatch.c:111
> (libqpid-dispatch.so+0x762b9)
> 54: #4 main_process
> /home/travis/build/apache/qpid-dispatch/router/src/main.c:92
> (qdrouterd+0x2b39)
> 54: #5 main /home/travis/build/apache/qpid-dispatch/router/src/main.c:369
> (qdrouterd+0x2882)
> 54:
> 54: Mutex M101747775242347584 is already destroyed.
> 54:
> 54: Thread T3 (tid=15730, running) created by main thread at:
> 54: #0 pthread_create <null> (libtsan.so.0+0x5ea99)
> 54: #1 sys_thread
> /home/travis/build/apache/qpid-dispatch/src/posix/threading.c:183
> (libqpid-dispatch.so+0x95442)
> 54: #2 qd_server_run
> /home/travis/build/apache/qpid-dispatch/src/server.c:1485
> (libqpid-dispatch.so+0xeceda)
> 54: #3 main_process
> /home/travis/build/apache/qpid-dispatch/router/src/main.c:115
> (qdrouterd+0x2c27)
> 54: #4 main /home/travis/build/apache/qpid-dispatch/router/src/main.c:369
> (qdrouterd+0x2882)
> 54:
> 54: Thread T4 (tid=15731, running) created by main thread at:
> 54: #0 pthread_create <null> (libtsan.so.0+0x5ea99)
> 54: #1 sys_thread
> /home/travis/build/apache/qpid-dispatch/src/posix/threading.c:183
> (libqpid-dispatch.so+0x95442)
> 54: #2 qd_server_run
> /home/travis/build/apache/qpid-dispatch/src/server.c:1485
> (libqpid-dispatch.so+0xeceda)
> 54: #3 main_process
> /home/travis/build/apache/qpid-dispatch/router/src/main.c:115
> (qdrouterd+0x2c27)
> 54: #4 main /home/travis/build/apache/qpid-dispatch/router/src/main.c:369
> (qdrouterd+0x2882)
> 54:
> 54: Thread T2 (tid=15729, running) created by main thread at:
> 54: #0 pthread_create <null> (libtsan.so.0+0x5ea99)
> 54: #1 sys_thread
> /home/travis/build/apache/qpid-dispatch/src/posix/threading.c:183
> (libqpid-dispatch.so+0x95442)
> 54: #2 qd_server_run
> /home/travis/build/apache/qpid-dispatch/src/server.c:1485
> (libqpid-dispatch.so+0xeceda)
> 54: #3 main_process
> /home/travis/build/apache/qpid-dispatch/router/src/main.c:115
> (qdrouterd+0x2c27)
> 54: #4 main /home/travis/build/apache/qpid-dispatch/router/src/main.c:369
> (qdrouterd+0x2882)
> 54:
> 54: SUMMARY: ThreadSanitizer: data race
> /home/travis/build/apache/qpid-dispatch/src/server.c:898 in qd_connection_free
> {noformat}
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