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https://issues.apache.org/jira/browse/DISPATCH-2124?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ganesh Murthy updated DISPATCH-2124:
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Fix Version/s: (was: 1.18.0)
1.19.0
> qdr_link_t->drain_mode flag race
> --------------------------------
>
> Key: DISPATCH-2124
> URL: https://issues.apache.org/jira/browse/DISPATCH-2124
> Project: Qpid Dispatch
> Issue Type: Bug
> Components: Router Node
> Affects Versions: 1.16.0
> Reporter: Ken Giusti
> Assignee: Ken Giusti
> Priority: Major
> Labels: race-condition, tsan
> Fix For: 1.19.0
>
>
> Read/write race between I/O and Core threads accessing qdr_link_t->drain_mode:
> {noformat}
> 65: WARNING: ThreadSanitizer: data race (pid=567321)
> 65: Write of size 1 at 0x7b58000529f8 by thread T1:
> 65: #0 qdr_link_flow_CT
> /home/kgiusti/work/dispatch/qpid-dispatch/src/router_core/transfer.c:416
> (libqpid-dispatch.so+0x106190)
> 65: #1 router_core_thread
> /home/kgiusti/work/dispatch/qpid-dispatch/src/router_core/router_core_thread.c:239
> (libqpid-dispatch.so+0xfb2ae)
> 65: #2 _thread_init
> /home/kgiusti/work/dispatch/qpid-dispatch/src/posix/threading.c:172
> (libqpid-dispatch.so+0xad37a)
> 65: #3 <null> <null> (libtsan.so.0+0x2d33f)
> 65:
> 65: Previous read of size 1 at 0x7b58000529f8 by main thread:
> 65: #0 qdr_link_flow
> /home/kgiusti/work/dispatch/qpid-dispatch/src/router_core/transfer.c:348
> (libqpid-dispatch.so+0x105d52)
> 65: #1 AMQP_link_flow_handler
> /home/kgiusti/work/dispatch/qpid-dispatch/src/router_node.c:1057
> (libqpid-dispatch.so+0x124aaf)
> 65: #2 qd_container_handle_event
> /home/kgiusti/work/dispatch/qpid-dispatch/src/container.c:729
> (libqpid-dispatch.so+0x7cf01)
> 65: #3 handle /home/kgiusti/work/dispatch/qpid-dispatch/src/server.c:1096
> (libqpid-dispatch.so+0x130537)
> 65: #4 thread_run /home/kgiusti/work/dispatch/qpid-dispatch/src/server.c:1121
> (libqpid-dispatch.so+0x13063a)
> 65: #5 qd_server_run
> /home/kgiusti/work/dispatch/qpid-dispatch/src/server.c:1501
> (libqpid-dispatch.so+0x1328de)
> 65: #6 main_process
> /home/kgiusti/work/dispatch/qpid-dispatch/router/src/main.c:115
> (qdrouterd+0x40271a)
> 65: #7 main /home/kgiusti/work/dispatch/qpid-dispatch/router/src/main.c:369
> (qdrouterd+0x403557)
> {noformat}
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