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https://issues.apache.org/jira/browse/DISPATCH-2315?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17479703#comment-17479703
]
Ganesh Murthy commented on DISPATCH-2315:
-----------------------------------------
https://app.travis-ci.com/github/apache/qpid-dispatch/jobs/555878288#L6850
> TSAN data race in qdr_connection_process
> ----------------------------------------
>
> Key: DISPATCH-2315
> URL: https://issues.apache.org/jira/browse/DISPATCH-2315
> Project: Qpid Dispatch
> Issue Type: Bug
> Reporter: Ganesh Murthy
> Priority: Major
>
> {noformat}
> 62: ERROR
> 62:
> 62: ======================================================================
> 62: ERROR: tearDownClass (system_tests_multicast.MulticastLinearTest)
> 62: ----------------------------------------------------------------------
> 62: Traceback (most recent call last):
> 62: File "/home/travis/build/apache/qpid-dispatch/tests/system_test.py",
> line 836, in tearDownClass
> 62: cls.tester.teardown()
> 62: File "/home/travis/build/apache/qpid-dispatch/tests/system_test.py",
> line 779, in teardown
> 62: raise RuntimeError("Errors during teardown: \n\n%s" %
> "\n\n".join([str(e) for e in errors]))
> 62: RuntimeError: Errors during teardown:
> 62:
> 62: Process 16478 error: exit code 66, expected 0
> 62: qdrouterd -c INT.B.conf -I /home/travis/build/apache/qpid-dispatch/python
> 62:
> /home/travis/build/apache/qpid-dispatch/build/tests/system_test.dir/system_tests_multicast/MulticastLinearTest/setUpClass/INT.B-2.cmd
> 62: >>>>
> 62: ==================
> 62: WARNING: ThreadSanitizer: data race (pid=16478)
> 62: Read of size 1 at 0x7b44000213d4 by thread T2:
> 62: #0 qdr_connection_process
> /home/travis/build/apache/qpid-dispatch/src/router_core/connections.c:405
> (qdrouterd+0x9d9c6)
> 62: #1 AMQP_writable_conn_handler
> /home/travis/build/apache/qpid-dispatch/src/router_node.c:299
> (qdrouterd+0xdbb81)
> 62: #2 writable_handler
> /home/travis/build/apache/qpid-dispatch/src/container.c:388
> (qdrouterd+0x662eb)
> 62: #3 qd_conn_event_batch_complete
> /home/travis/build/apache/qpid-dispatch/src/container.c:478
> (qdrouterd+0x6769b)
> 62: #4 thread_run
> /home/travis/build/apache/qpid-dispatch/src/server.c:1149 (qdrouterd+0xe733e)
> 62: #5 _thread_init
> /home/travis/build/apache/qpid-dispatch/src/posix/threading.c:172
> (qdrouterd+0x8c441)
> 62:
> 62: Previous write of size 1 at 0x7b44000213d4 by thread T1:
> 62: #0 qdr_delivery_mcast_outbound_settled_CT
> /home/travis/build/apache/qpid-dispatch/src/router_core/delivery.c:889
> (qdrouterd+0xab913)
> 62: #1 qdr_delivery_mcast_outbound_update_CT
> /home/travis/build/apache/qpid-dispatch/src/router_core/delivery.c:1020
> (qdrouterd+0xab913)
> 62: #2 qdr_update_delivery_CT
> /home/travis/build/apache/qpid-dispatch/src/router_core/delivery.c:680
> (qdrouterd+0xac615)
> 62: #3 router_core_thread
> /home/travis/build/apache/qpid-dispatch/src/router_core/router_core_thread.c:236
> (qdrouterd+0xc0fe0)
> 62: #4 _thread_init
> /home/travis/build/apache/qpid-dispatch/src/posix/threading.c:172
> (qdrouterd+0x8c441)
> 62:
> 62: Location is heap block of size 320 at 0x7b4400021340 allocated by main
> thread:
> 62: #0 posix_memalign
> ../../../../src/libsanitizer/tsan/tsan_interceptors_posix.cpp:835
> (libtsan.so.0+0x3046d)
> 62: #1 qd_alloc
> /home/travis/build/apache/qpid-dispatch/src/alloc_pool.c:391
> (qdrouterd+0x54d24)
> 62: #2 new_qdr_delivery_t
> /home/travis/build/apache/qpid-dispatch/src/router_core/delivery.c:24
> (qdrouterd+0xa8442)
> 62: #3 qdr_link_deliver_to
> /home/travis/build/apache/qpid-dispatch/src/router_core/transfer.c:99
> (qdrouterd+0xc6ecd)
> 62: #4 AMQP_rx_handler
> /home/travis/build/apache/qpid-dispatch/src/router_node.c:827
> (qdrouterd+0xdf0cf)
> 62: #5 do_receive
> /home/travis/build/apache/qpid-dispatch/src/container.c:219
> (qdrouterd+0x69b54)
> 62: #6 qd_container_handle_event
> /home/travis/build/apache/qpid-dispatch/src/container.c:734
> (qdrouterd+0x69b54)
> 62: #7 handle /home/travis/build/apache/qpid-dispatch/src/server.c:1108
> (qdrouterd+0xe57a9)
> 62: #8 thread_run
> /home/travis/build/apache/qpid-dispatch/src/server.c:1133 (qdrouterd+0xe726c)
> 62: #9 qd_server_run
> /home/travis/build/apache/qpid-dispatch/src/server.c:1527 (qdrouterd+0xe7e6f)
> 62: #10 main_process
> /home/travis/build/apache/qpid-dispatch/router/src/main.c:115
> (qdrouterd+0x2dda7)
> 62: #11 main
> /home/travis/build/apache/qpid-dispatch/router/src/main.c:369
> (qdrouterd+0x2d092)
> 62:
> 62: Thread T2 (tid=16481, running) created by main thread at:
> 62: #0 pthread_create
> ../../../../src/libsanitizer/tsan/tsan_interceptors_posix.cpp:962
> (libtsan.so.0+0x5ea79)
> 62: #1 sys_thread
> /home/travis/build/apache/qpid-dispatch/src/posix/threading.c:181
> (qdrouterd+0x8ca02)
> 62: #2 qd_server_run
> /home/travis/build/apache/qpid-dispatch/src/server.c:1525 (qdrouterd+0xe7e4a)
> 62: #3 main_process
> /home/travis/build/apache/qpid-dispatch/router/src/main.c:115
> (qdrouterd+0x2dda7)
> 62: #4 main /home/travis/build/apache/qpid-dispatch/router/src/main.c:369
> (qdrouterd+0x2d092)
> 62:
> 62: Thread T1 (tid=16480, running) created by main thread at:
> 62: #0 pthread_create
> ../../../../src/libsanitizer/tsan/tsan_interceptors_posix.cpp:962
> (libtsan.so.0+0x5ea79)
> 62: #1 sys_thread
> /home/travis/build/apache/qpid-dispatch/src/posix/threading.c:181
> (qdrouterd+0x8ca02)
> 62: #2 qdr_core
> /home/travis/build/apache/qpid-dispatch/src/router_core/router_core.c:124
> (qdrouterd+0xbb1ce)
> 62: #3 qd_router_setup_late
> /home/travis/build/apache/qpid-dispatch/src/router_node.c:2127
> (qdrouterd+0xe021c)
> 62: #4 <null> <null> (libffi.so.7+0x6ff4)
> 62: #5 main_process
> /home/travis/build/apache/qpid-dispatch/router/src/main.c:97
> (qdrouterd+0x2dd32)
> 62: #6 main /home/travis/build/apache/qpid-dispatch/router/src/main.c:369
> (qdrouterd+0x2d092)
> 62:
> 62: SUMMARY: ThreadSanitizer: data race
> /home/travis/build/apache/qpid-dispatch/src/router_core/connections.c:405 in
> qdr_connection_process
> 62: ==================
> 62: ThreadSanitizer: reported 1 warnings
> 62: <<<< {noformat}
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