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https://issues.apache.org/jira/browse/DISPATCH-2057?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17388165#comment-17388165
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Jiri Daněk commented on DISPATCH-2057:
--------------------------------------
Present on 1.17.0-freeze
https://app.travis-ci.com/github/apache/qpid-dispatch/jobs/526958625#L4282
{noformat}
27: ==13516==ERROR: AddressSanitizer: use-after-poison on address
0x6170000d3310 at pc 0x0000005c5a2a bp 0x7fe8ac3ad100 sp 0x7fe8ac3ad0f0
27: WRITE of size 8 at 0x6170000d3310 thread T1
27: #0 0x5c5a29 in qdr_core_unbind_address_link_CT
/home/travis/build/apache/qpid-dispatch/src/router_core/router_core.c:719
27: #1 0x5f6f50 in del_outlink
/home/travis/build/apache/qpid-dispatch/src/router_core/modules/edge_router/addr_proxy.c:216
27: #2 0x5f8672 in on_addr_event
/home/travis/build/apache/qpid-dispatch/src/router_core/modules/edge_router/addr_proxy.c:440
27: #3 0x5719d9 in qdrc_event_addr_raise
/home/travis/build/apache/qpid-dispatch/src/router_core/core_events.c:125
27: #4 0x5c5de8 in qdr_core_unbind_address_link_CT
/home/travis/build/apache/qpid-dispatch/src/router_core/router_core.c:739
27: #5 0x56dac0 in qdr_link_inbound_detach_CT
/home/travis/build/apache/qpid-dispatch/src/router_core/connections.c:2064
27: #6 0x5d1ae3 in router_core_thread
/home/travis/build/apache/qpid-dispatch/src/router_core/router_core_thread.c:239
27: #7 0x526cb1 in _thread_init
/home/travis/build/apache/qpid-dispatch/src/posix/threading.c:172
27: #8 0x7fe8b51576b9 in start_thread
(/lib/x86_64-linux-gnu/libpthread.so.0+0x76b9)
27: #9 0x7fe8b3c5441c in clone (/lib/x86_64-linux-gnu/libc.so.6+0x10741c)
27:
27: 0x6170000d3310 is located 272 bytes inside of 704-byte region
[0x6170000d3200,0x6170000d34c0)
27: allocated by thread T1 here:
27: #0 0x7fe8b586b076 in __interceptor_posix_memalign
(/usr/lib/x86_64-linux-gnu/libasan.so.2+0x99076)
27: #1 0x496c9e in qd_alloc
/home/travis/build/apache/qpid-dispatch/src/alloc_pool.c:396
27: #2 0x5b712c in new_qdr_link_t
/home/travis/build/apache/qpid-dispatch/src/router_core/router_core.c:35
27: #3 0x56095f in qdr_create_link_CT
/home/travis/build/apache/qpid-dispatch/src/router_core/connections.c:1128
27: #4 0x5f7485 in on_conn_event
/home/travis/build/apache/qpid-dispatch/src/router_core/modules/edge_router/addr_proxy.c:281
27: #5 0x5715fb in qdrc_event_conn_raise
/home/travis/build/apache/qpid-dispatch/src/router_core/core_events.c:101
27: #6 0x5f99e3 in on_conn_event
/home/travis/build/apache/qpid-dispatch/src/router_core/modules/edge_router/connection_manager.c:59
27: #7 0x5715fb in qdrc_event_conn_raise
/home/travis/build/apache/qpid-dispatch/src/router_core/core_events.c:101
27: #8 0x564d3e in qdr_connection_opened_CT
/home/travis/build/apache/qpid-dispatch/src/router_core/connections.c:1440
27: #9 0x5d1ae3 in router_core_thread
/home/travis/build/apache/qpid-dispatch/src/router_core/router_core_thread.c:239
27: #10 0x526cb1 in _thread_init
/home/travis/build/apache/qpid-dispatch/src/posix/threading.c:172
27: #11 0x7fe8b51576b9 in start_thread
(/lib/x86_64-linux-gnu/libpthread.so.0+0x76b9)
27:
27: Thread T1 created by T0 here:
27: #0 0x7fe8b5808253 in pthread_create
(/usr/lib/x86_64-linux-gnu/libasan.so.2+0x36253)
27: #1 0x526dad in sys_thread
/home/travis/build/apache/qpid-dispatch/src/posix/threading.c:181
27: #2 0x5b8302 in qdr_core
/home/travis/build/apache/qpid-dispatch/src/router_core/router_core.c:124
27: #3 0x63105a in qd_router_setup_late
/home/travis/build/apache/qpid-dispatch/src/router_node.c:2120
27: #4 0x7fe8ae158e3f in ffi_call_unix64
(/usr/lib/x86_64-linux-gnu/libffi.so.6+0x5e3f)
27: #5 0x7ffe051ba18f (<unknown module>)
27:
27: SUMMARY: AddressSanitizer: use-after-poison
/home/travis/build/apache/qpid-dispatch/src/router_core/router_core.c:719
qdr_core_unbind_address_link_CT
27: Shadow bytes around the buggy address:
27: 0x0c2e80012610: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
27: 0x0c2e80012620: 00 00 00 00 00 00 00 00 fa fa fa fa fa fa fa fa
27: 0x0c2e80012630: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
27: 0x0c2e80012640: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
27: 0x0c2e80012650: 00 00 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
27: =>0x0c2e80012660: f7 f7[f7]f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
27: 0x0c2e80012670: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
27: 0x0c2e80012680: f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7 f7
27: 0x0c2e80012690: f7 f7 f7 f7 f7 f7 f7 00 fa fa fa fa fa fa fa fa
27: 0x0c2e800126a0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
27: 0x0c2e800126b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
27: Shadow byte legend (one shadow byte represents 8 application bytes):
27: Addressable: 00
27: Partially addressable: 01 02 03 04 05 06 07
27: Heap left redzone: fa
27: Heap right redzone: fb
27: Freed heap region: fd
27: Stack left redzone: f1
27: Stack mid redzone: f2
27: Stack right redzone: f3
27: Stack partial redzone: f4
27: Stack after return: f5
27: Stack use after scope: f8
27: Global redzone: f9
27: Global init order: f6
27: Poisoned by user: f7
27: Container overflow: fc
27: Array cookie: ac
27: Intra object redzone: bb
27: ASan internal: fe
27: ==13516==ABORTING
{noformat}
> TSAN data race from qdr_core_unbind_address_link_CT in
> system_tests_edge_router
> -------------------------------------------------------------------------------
>
> Key: DISPATCH-2057
> URL: https://issues.apache.org/jira/browse/DISPATCH-2057
> Project: Qpid Dispatch
> Issue Type: Bug
> Affects Versions: 1.16.0, 1.17.0
> Reporter: Jiri Daněk
> Assignee: Ken Giusti
> Priority: Major
> Labels: race-condition, tsan
> Fix For: 1.17.0
>
>
> https://travis-ci.com/github/apache/qpid-dispatch/jobs/498899790#L6312
> {noformat}
> 54: ==================
> 54: WARNING: ThreadSanitizer: data race (pid=16195)
> 54: Write of size 8 at 0x7b54000ae908 by thread T1:
> 54: #0 qdr_core_unbind_address_link_CT
> /home/travis/build/apache/qpid-dispatch/src/router_core/router_core.c:685
> (libqpid-dispatch.so+0xc4a83)
> 54: #1 del_inlink
> /home/travis/build/apache/qpid-dispatch/src/router_core/modules/edge_router/addr_proxy.c:174
> (libqpid-dispatch.so+0xd2af0)
> 54: #2 on_addr_event
> /home/travis/build/apache/qpid-dispatch/src/router_core/modules/edge_router/addr_proxy.c:426
> (libqpid-dispatch.so+0xd3102)
> 54: #3 qdrc_event_addr_raise
> /home/travis/build/apache/qpid-dispatch/src/router_core/core_events.c:125
> (libqpid-dispatch.so+0xace11)
> 54: #4 qdr_core_unbind_address_link_CT
> /home/travis/build/apache/qpid-dispatch/src/router_core/router_core.c:697
> (libqpid-dispatch.so+0xc4bf7)
> 54: #5 qdr_link_inbound_detach_CT
> /home/travis/build/apache/qpid-dispatch/src/router_core/connections.c:2070
> (libqpid-dispatch.so+0xab5b4)
> 54: #6 router_core_thread
> /home/travis/build/apache/qpid-dispatch/src/router_core/router_core_thread.c:240
> (libqpid-dispatch.so+0xc81e5)
> 54: #7 _thread_init
> /home/travis/build/apache/qpid-dispatch/src/posix/threading.c:174
> (libqpid-dispatch.so+0x94ea6)
> 54: #8 <null> <null> (libtsan.so.0+0x2d1af)
> 54:
> 54: Previous read of size 8 at 0x7b54000ae908 by thread T4:
> 54: #0 qdr_link_is_anonymous
> /home/travis/build/apache/qpid-dispatch/src/router_core/connections.c:526
> (libqpid-dispatch.so+0xa68e2)
> 54: #1 AMQP_rx_handler
> /home/travis/build/apache/qpid-dispatch/src/router_node.c:640
> (libqpid-dispatch.so+0xe372b)
> 54: #2 do_receive
> /home/travis/build/apache/qpid-dispatch/src/container.c:227
> (libqpid-dispatch.so+0x74584)
> 54: #3 qd_container_handle_event
> /home/travis/build/apache/qpid-dispatch/src/container.c:737
> (libqpid-dispatch.so+0x74584)
> 54: #4 handle /home/travis/build/apache/qpid-dispatch/src/server.c:1097
> (libqpid-dispatch.so+0xea531)
> 54: #5 thread_run
> /home/travis/build/apache/qpid-dispatch/src/server.c:1122
> (libqpid-dispatch.so+0xec41c)
> 54: #6 _thread_init
> /home/travis/build/apache/qpid-dispatch/src/posix/threading.c:174
> (libqpid-dispatch.so+0x94ea6)
> 54: #7 <null> <null> (libtsan.so.0+0x2d1af)
> 54:
> 54: Location is heap block of size 576 at 0x7b54000ae880 allocated by
> thread T4:
> 54: #0 posix_memalign <null> (libtsan.so.0+0x3048d)
> 54: #1 qd_alloc
> /home/travis/build/apache/qpid-dispatch/src/alloc_pool.c:396
> (libqpid-dispatch.so+0x5f5f4)
> 54: #2 new_qdr_link_t
> /home/travis/build/apache/qpid-dispatch/src/router_core/router_core.c:33
> (libqpid-dispatch.so+0xc17e5)
> 54: #3 qdr_link_first_attach
> /home/travis/build/apache/qpid-dispatch/src/router_core/connections.c:581
> (libqpid-dispatch.so+0xa6acb)
> 54: #4 AMQP_incoming_link_handler
> /home/travis/build/apache/qpid-dispatch/src/router_node.c:964
> (libqpid-dispatch.so+0xe19d2)
> 54: #5 qd_container_handle_event
> /home/travis/build/apache/qpid-dispatch/src/container.c:729
> (libqpid-dispatch.so+0x74078)
> 54: #6 handle /home/travis/build/apache/qpid-dispatch/src/server.c:1097
> (libqpid-dispatch.so+0xea531)
> 54: #7 thread_run
> /home/travis/build/apache/qpid-dispatch/src/server.c:1122
> (libqpid-dispatch.so+0xec398)
> 54: #8 _thread_init
> /home/travis/build/apache/qpid-dispatch/src/posix/threading.c:174
> (libqpid-dispatch.so+0x94ea6)
> 54: #9 <null> <null> (libtsan.so.0+0x2d1af)
> 54:
> 54: Thread T1 (tid=16197, 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+0x95462)
> 54: #2 qdr_core
> /home/travis/build/apache/qpid-dispatch/src/router_core/router_core.c:122
> (libqpid-dispatch.so+0xc295e)
> 54: #3 qd_router_setup_late
> /home/travis/build/apache/qpid-dispatch/src/router_node.c:2111
> (libqpid-dispatch.so+0xe5e9c)
> 54: #4 <null> <null> (libffi.so.7+0x6ff4)
> 54: #5 main_process
> /home/travis/build/apache/qpid-dispatch/router/src/main.c:97
> (qdrouterd+0x2bb2)
> 54: #6 main /home/travis/build/apache/qpid-dispatch/router/src/main.c:369
> (qdrouterd+0x2882)
> 54:
> 54: Thread T4 (tid=16200, 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+0x95462)
> 54: #2 qd_server_run
> /home/travis/build/apache/qpid-dispatch/src/server.c:1485
> (libqpid-dispatch.so+0xecefa)
> 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/router_core/router_core.c:685 in
> qdr_core_unbind_address_link_CT
> 54: ==================
> 54: ThreadSanitizer: reported 1 warnings
> 54: <<<<
> 54:
> 54: ----------------------------------------------------------------------
> 54: Ran 89 tests in 381.923s
> 54:
> 54: FAILED (errors=1)
> 54/74 Test #54: system_tests_edge_router ..........................***Failed
> 382.09 sec
> {noformat}
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