Jiri Daněk created DISPATCH-2156:
------------------------------------
Summary: Race reported from Proton between pconnection_final_free
and pn_connection_wake
Key: DISPATCH-2156
URL: https://issues.apache.org/jira/browse/DISPATCH-2156
Project: Qpid Dispatch
Issue Type: Bug
Affects Versions: 1.17.0
Reporter: Jiri Daněk
https://github.com/jiridanek/qpid-dispatch/runs/2675447922?check_suite_focus=true#step:25:1409
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43: E WARNING: ThreadSanitizer: data race (pid=3352)
43: E Write of size 8 at 0x7b540006fe28 by thread T2:
43: E #0 free <null> (libtsan.so.0+0x37a28)
43: E #1 pconnection_final_free
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-proton/c/src/proactor/epoll.c:798
(libqpid-proton-proactor.so.1+0xa53c)
43: E #2 pconnection_cleanup
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-proton/c/src/proactor/epoll.c:814
(libqpid-proton-proactor.so.1+0xa62f)
43: E #3 pconnection_process
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-proton/c/src/proactor/epoll.c:1182
(libqpid-proton-proactor.so.1+0xab30)
43: E #4 process
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-proton/c/src/proactor/epoll.c:2209
(libqpid-proton-proactor.so.1+0x10716)
43: E #5 next_event_batch
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-proton/c/src/proactor/epoll.c:2419
(libqpid-proton-proactor.so.1+0x10716)
43: E #6 pn_proactor_wait
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-proton/c/src/proactor/epoll.c:2650
(libqpid-proton-proactor.so.1+0x14622)
43: E #7 thread_run
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/server.c:1106
(libqpid-dispatch.so+0xf55ae)
43: E #8 _thread_init
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/posix/threading.c:172
(libqpid-dispatch.so+0x95fa2)
43: E
43: E Previous read of size 8 at 0x7b540006fe28 by thread T4:
43: E #0 pn_connection_wake
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-proton/c/src/proactor/epoll.c:1444
(libqpid-proton-proactor.so.1+0x81e7)
43: E #1 connection_wake
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/server.c:561
(libqpid-dispatch.so+0xeeb2b)
43: E #2 connection_wake
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/remote_sasl.c:256
(libqpid-dispatch.so+0x95606)
43: E #3 notify_upstream
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/remote_sasl.c:266
(libqpid-dispatch.so+0x95606)
43: E #4 remote_sasl_process_outcome
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/remote_sasl.c:418
(libqpid-dispatch.so+0x95606)
43: E #5 pni_sasl_impl_process_outcome
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-proton/c/src/sasl/sasl.c:249
(libqpid-proton-core.so.10+0x3fee6)
43: E #6 pn_do_outcome
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-proton/c/src/sasl/sasl.c:1030
(libqpid-proton-core.so.10+0x3fee6)
43: E #7 pni_dispatch_action
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-proton/c/src/core/dispatcher.c:75
(libqpid-proton-core.so.10+0x22208)
43: E #8 pni_dispatch_frame
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-proton/c/src/core/dispatcher.c:116
(libqpid-proton-core.so.10+0x22208)
43: E #9 pn_dispatcher_input
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-proton/c/src/core/dispatcher.c:135
(libqpid-proton-core.so.10+0x22208)
43: E #10 pn_input_read_sasl
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-proton/c/src/sasl/sasl.c:620
(libqpid-proton-core.so.10+0x3d63f)
43: E #11 transport_consume
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-proton/c/src/core/transport.c:1931
(libqpid-proton-core.so.10+0x2da2d)
43: E #12 pn_transport_process
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-proton/c/src/core/transport.c:3088
(libqpid-proton-core.so.10+0x2dbd9)
43: E #13 pn_connection_driver_read_done
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-proton/c/src/core/connection_driver.c:98
(libqpid-proton-core.so.10+0x24c9c)
43: E #14 pconnection_process
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-proton/c/src/proactor/epoll.c:1205
(libqpid-proton-proactor.so.1+0xb162)
43: E #15 process
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-proton/c/src/proactor/epoll.c:2209
(libqpid-proton-proactor.so.1+0x10716)
43: E #16 next_event_batch
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-proton/c/src/proactor/epoll.c:2419
(libqpid-proton-proactor.so.1+0x10716)
43: E #17 pn_proactor_wait
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-proton/c/src/proactor/epoll.c:2650
(libqpid-proton-proactor.so.1+0x14622)
43: E #18 thread_run
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/server.c:1106
(libqpid-dispatch.so+0xf55ae)
43: E #19 _thread_init
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/posix/threading.c:172
(libqpid-dispatch.so+0x95fa2)
43: E
43: E Thread T2 (tid=3355, running) created by main thread at:
43: E #0 pthread_create <null> (libtsan.so.0+0x5bf45)
43: E #1 sys_thread
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/posix/threading.c:181
(libqpid-dispatch.so+0x9643e)
43: E #2 qd_server_run
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/server.c:1499
(libqpid-dispatch.so+0xf5932)
43: E #3 main_process
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/router/src/main.c:115
(qdrouterd+0x40287c)
43: E #4 main
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/router/src/main.c:369
(qdrouterd+0x4024fc)
43: E
43: E Thread T4 (tid=3357, running) created by main thread at:
43: E #0 pthread_create <null> (libtsan.so.0+0x5bf45)
43: E #1 sys_thread
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/posix/threading.c:181
(libqpid-dispatch.so+0x9643e)
43: E #2 qd_server_run
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/src/server.c:1499
(libqpid-dispatch.so+0xf5932)
43: E #3 main_process
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/router/src/main.c:115
(qdrouterd+0x40287c)
43: E #4 main
/home/runner/work/qpid-dispatch/qpid-dispatch/qpid-dispatch/router/src/main.c:369
(qdrouterd+0x4024fc)
43: E
43: E SUMMARY: ThreadSanitizer: data race
(/lib64/libtsan.so.0+0x37a28) in free
43: E ==================
43: E ThreadSanitizer: reported 1 warnings
43: E <<<<
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