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https://issues.apache.org/jira/browse/DISPATCH-2172?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ken Giusti reassigned DISPATCH-2172:
------------------------------------
Assignee: Ken Giusti
> TSan data race from qd_message_free in system_tests_http1_adaptor
> -----------------------------------------------------------------
>
> Key: DISPATCH-2172
> URL: https://issues.apache.org/jira/browse/DISPATCH-2172
> Project: Qpid Dispatch
> Issue Type: Bug
> Affects Versions: 1.17.0
> Reporter: Jiri Daněk
> Assignee: Ken Giusti
> Priority: Major
> Labels: race-condition, tsan
>
> Seen at current head (with PR changes only touching Travis CI) in
> system_tests_http1_adaptor
> https://github.com/apache/qpid-dispatch/pull/1258/checks?check_run_id=2827236011#step:25:3447
> {noformat}
> 69: WARNING: ThreadSanitizer: data race (pid=3415)
> 69: Read of size 8 at 0x7b4800022620 by thread T4 (mutexes: write M1463):
> 69: #0 qd_message_free
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/message.c:1037
> (libqpid-dispatch.so+0x86510)
> 69: #1 qdr_do_message_to_addr_free
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/router_core/router_core_thread.c:102
> (libqpid-dispatch.so+0xcd356)
> 69: #2 qdr_general_handler
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/router_core/router_core.c:942
> (libqpid-dispatch.so+0xc6c2b)
> 69: #3 qd_timer_visit
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/timer.c:317
> (libqpid-dispatch.so+0xf7b9d)
> 69: #4 handle
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/server.c:1006
> (libqpid-dispatch.so+0xf1bae)
> 69: #5 thread_run
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/server.c:1121
> (libqpid-dispatch.so+0xf60c5)
> 69: #6 _thread_init
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/posix/threading.c:172
> (libqpid-dispatch.so+0x968c2)
> 69:
> 69: Previous write of size 8 at 0x7b4800022620 by thread T2:
> 69: #0 qd_message_stream_data_release
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/message.c:2680
> (libqpid-dispatch.so+0x87acf)
> 69: #1 qdr_http1_out_data_fifo_cleanup
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/adaptors/http1/http1_adaptor.c:152
> (libqpid-dispatch.so+0x43b41)
> 69: #2 _server_request_free
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/adaptors/http1/http1_server.c:1647
> (libqpid-dispatch.so+0x4f1ed)
> 69: #3 _server_request_free
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/adaptors/http1/http1_server.c:1645
> (libqpid-dispatch.so+0x4f843)
> 69: #4 _process_request
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/adaptors/http1/http1_server.c:734
> (libqpid-dispatch.so+0x4f843)
> 69: #5 _handle_connection_events
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/adaptors/http1/http1_server.c:659
> (libqpid-dispatch.so+0x4ff55)
> 69: #6 handle_event_with_context
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/server.c:802
> (libqpid-dispatch.so+0xf1c5d)
> 69: #7 do_handle_raw_connection_event
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/server.c:808
> (libqpid-dispatch.so+0xf1c5d)
> 69: #8 handle
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/server.c:1089
> (libqpid-dispatch.so+0xf1c5d)
> 69: #9 thread_run
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/server.c:1121
> (libqpid-dispatch.so+0xf60c5)
> 69: #10 _thread_init
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/posix/threading.c:172
> (libqpid-dispatch.so+0x968c2)
> 69:
> 69: Location is heap block of size 384 at 0x7b4800022500 allocated by
> thread T1:
> 69: #0 posix_memalign <null> (libtsan.so.0+0x32a23)
> 69: #1 qd_alloc
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/alloc_pool.c:396
> (libqpid-dispatch.so+0x5c663)
> 69: #2 new_qd_message_t
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/message.c:91
> (libqpid-dispatch.so+0x81721)
> 69: #3 qd_message_copy
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/message.c:1099
> (libqpid-dispatch.so+0x83c48)
> 69: #4 qdr_forward_new_delivery_CT
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/router_core/forwarder.c:153
> (libqpid-dispatch.so+0xbdb7b)
> 69: #5 qdr_forward_balanced_CT
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/router_core/forwarder.c:905
> (libqpid-dispatch.so+0xbf20d)
> 69: #6 qdr_forward_message_CT
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/router_core/forwarder.c:1120
> (libqpid-dispatch.so+0xc2600)
> 69: #7 qdr_link_forward_CT
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/router_core/transfer.c:572
> (libqpid-dispatch.so+0xd6033)
> 69: #8 qdr_link_deliver_CT
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/router_core/transfer.c:862
> (libqpid-dispatch.so+0xd7582)
> 69: #9 router_core_thread
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/router_core/router_core_thread.c:239
> (libqpid-dispatch.so+0xce0db)
> 69: #10 _thread_init
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/posix/threading.c:172
> (libqpid-dispatch.so+0x968c2)
> 69:
> 69: Mutex M1463 (0x7b10000094c0) created at:
> 69: #0 pthread_mutex_init <null> (libtsan.so.0+0x49603)
> 69: #1 sys_mutex
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/posix/threading.c:43
> (libqpid-dispatch.so+0x9691c)
> 69: #2 qd_message
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/message.c:1005
> (libqpid-dispatch.so+0x81cc7)
> 69: #3 _client_rx_headers_done_cb
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/adaptors/http1/http1_client.c:849
> (libqpid-dispatch.so+0x454d8)
> 69: #4 process_headers_done
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/adaptors/http1/http1_codec.c:837
> (libqpid-dispatch.so+0x411c8)
> 69: #5 parse_header
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/adaptors/http1/http1_codec.c:917
> (libqpid-dispatch.so+0x411c8)
> 69: #6 decode_incoming
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/adaptors/http1/http1_codec.c:1294
> (libqpid-dispatch.so+0x411c8)
> 69: #7 h1_codec_connection_rx_data
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/adaptors/http1/http1_codec.c:1339
> (libqpid-dispatch.so+0x411c8)
> 69: #8 _handle_conn_read_event
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/adaptors/http1/http1_client.c:404
> (libqpid-dispatch.so+0x45c79)
> 69: #9 _handle_connection_events
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/adaptors/http1/http1_client.c:511
> (libqpid-dispatch.so+0x4826c)
> 69: #10 handle_event_with_context
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/server.c:802
> (libqpid-dispatch.so+0xf1c5d)
> 69: #11 do_handle_raw_connection_event
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/server.c:808
> (libqpid-dispatch.so+0xf1c5d)
> 69: #12 handle
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/server.c:1089
> (libqpid-dispatch.so+0xf1c5d)
> 69: #13 thread_run
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/server.c:1121
> (libqpid-dispatch.so+0xf60c5)
> 69: #14 _thread_init
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/posix/threading.c:172
> (libqpid-dispatch.so+0x968c2)
> 69:
> 69: Thread T4 (tid=3420, running) created by main thread at:
> 69: #0 pthread_create <null> (libtsan.so.0+0x5bf45)
> 69: #1 sys_thread
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/posix/threading.c:181
> (libqpid-dispatch.so+0x96d5e)
> 69: #2 qd_server_run
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/server.c:1499
> (libqpid-dispatch.so+0xf6302)
> 69: #3 main_process
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/router/src/main.c:115
> (qdrouterd+0x40287c)
> 69: #4 main
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/router/src/main.c:369
> (qdrouterd+0x4024fc)
> 69:
> 69: Thread T2 (tid=3418, running) created by main thread at:
> 69: #0 pthread_create <null> (libtsan.so.0+0x5bf45)
> 69: #1 sys_thread
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/posix/threading.c:181
> (libqpid-dispatch.so+0x96d5e)
> 69: #2 qd_server_run
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/server.c:1499
> (libqpid-dispatch.so+0xf6302)
> 69: #3 main_process
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/router/src/main.c:115
> (qdrouterd+0x40287c)
> 69: #4 main
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/router/src/main.c:369
> (qdrouterd+0x4024fc)
> 69:
> 69: Thread T1 (tid=3417, running) created by main thread at:
> 69: #0 pthread_create <null> (libtsan.so.0+0x5bf45)
> 69: #1 sys_thread
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/posix/threading.c:181
> (libqpid-dispatch.so+0x96d5e)
> 69: #2 qdr_core
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/router_core/router_core.c:124
> (libqpid-dispatch.so+0xc75d6)
> 69: #3 qd_router_setup_late
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/router_node.c:2124
> (libqpid-dispatch.so+0xedb98)
> 69: #4 ffi_call_unix64 <null> (libffi.so.6+0x6c03)
> 69: #5 main_process
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/router/src/main.c:97
> (qdrouterd+0x40281c)
> 69: #6 main
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/router/src/main.c:369
> (qdrouterd+0x4024fc)
> 69:
> 69: SUMMARY: ThreadSanitizer: data race
> /home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/message.c:1037
> in qd_message_free
> 69: ==================
> 69: ThreadSanitizer: reported 1 warnings
> {noformat}
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