Andrew Stitcher created PROTON-1773:
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Summary: Access after free created by recent fix
Key: PROTON-1773
URL: https://issues.apache.org/jira/browse/PROTON-1773
Project: Qpid Proton
Issue Type: Bug
Components: cpp-binding, proton-c
Affects Versions: proton-c-0.21.0
Reporter: Andrew Stitcher
Fix For: proton-c-0.21.0
The fix for PROTON-1734 may have caused a sporadic access after free problem
detected in one of the new tests in cpp-container_test.
{noformat}
10: TEST: test_container_mt_stop()
10: ==11269== Invalid read of size 8
10: ==11269== at 0x59772E4: pn_proactor_disconnect (epoll.c:2128)
10: ==11269== by 0x4E6156F:
proton::container::impl::stop(proton::error_condition const&)
(proactor_container_impl.cpp:763)
10: ==11269== by 0x4E5F2D8: proton::container::stop() (container.cpp:80)
10: ==11269== by 0x409ED4: (anonymous namespace)::test_container_mt_stop()
(container_test.cpp:344)
10: ==11269== by 0x404811: main (container_test.cpp:368)
10: ==11269== Address 0x6e27748 is 1,256 bytes inside a block of size 1,808
free'd
10: ==11269== at 0x4C2BDEC: free (in
/usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
10: ==11269== by 0x5975221: pconnection_process (epoll.c:1174)
10: ==11269== by 0x5975C3E: process_inbound_wake (epoll.c:1962)
10: ==11269== by 0x5975C3E: proactor_do_epoll (epoll.c:1999)
10: ==11269== by 0x4E6336B: proton::container::impl::thread()
(proactor_container_impl.cpp:670)
10: ==11269== by 0x4E639A3: proton::container::impl::run(int)
(proactor_container_impl.cpp:721)
10: ==11269== by 0x513EA5F: ??? (in
/usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.19)
10: ==11269== by 0x60C3183: start_thread (pthread_create.c:312)
10: ==11269== by 0x56A503C: clone (clone.S:111)
10: ==11269==
10/46 Test #10: cpp-container_test ...............***Failed 2.53 sec
{noformat}
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