[
https://issues.apache.org/jira/browse/DISPATCH-848?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17327172#comment-17327172
]
ASF GitHub Bot commented on DISPATCH-848:
-----------------------------------------
jiridanek commented on pull request #1052:
URL: https://github.com/apache/qpid-dispatch/pull/1052#issuecomment-824645058
https://travis-ci.com/github/apache/qpid-dispatch/jobs/500355035#L4493
```
45: ======================================================================
45: ERROR: tearDownClass (system_tests_topology.TopologyTests)
45: ----------------------------------------------------------------------
45: Traceback (most recent call last):
45: File "/Users/travis/build/apache/qpid-dispatch/tests/system_test.py",
line 876, in tearDownClass
45: cls.tester.teardown()
45: File "/Users/travis/build/apache/qpid-dispatch/tests/system_test.py",
line 819, in teardown
45: raise RuntimeError("Errors during teardown: \n\n%s" %
"\n\n".join([str(e) for e in errors]))
45: RuntimeError: Errors during teardown:
45:
45: Process 6605 error: exit code -6, expected -1
45: qdrouterd -c D.conf -I /Users/travis/build/apache/qpid-dispatch/python
45:
/Users/travis/build/apache/qpid-dispatch/build/tests/system_test.dir/system_tests_topology/TopologyTests/setUpClass/D-11.cmd
45: >>>>
45: AddressSanitizer:DEADLYSIGNAL
45: =================================================================
45: ==6605==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000
(pc 0x00010c0d4dfc bp 0x70000925fcf0 sp 0x70000925fc80 T2)
45: ==6605==The signal is caused by a READ memory access.
45: ==6605==Hint: address points to the zero page.
45: #0 0x10c0d4dfb in qd_connection_invoke_deferred server.c:1506
45: #1 0x10be818f0 in qd_connection_manager_delete_connector
connection_manager.c:1060
45: #2 0x10e44fef4 in ffi_call_unix64 (libffi.7.dylib:x86_64+0x4ef4)
45: #3 0x70000925fe4f (<unknown module>)
45:
45: ==6605==Register values:
45: rax = 0x00001c3c000097d1 rbx = 0x000061e00004be88 rcx =
0x0000100000000000 rdx = 0x0000000000000000
45: rdi = 0x000061e00004bd10 rsi = 0xffffffff00000000 rbp =
0x000070000925fcf0 rsp = 0x000070000925fc80
45: r8 = 0x00000000000020a0 r9 = 0x000060a000000498 r10 =
0x000000000000594c r11 = 0x0000000000000206
45: r12 = 0x00001c3c000097a5 r13 = 0x00001c22000151ea r14 =
0x000061e00004bd10 r15 = 0x000061e00004bd28
45: AddressSanitizer can not provide additional info.
45: SUMMARY: AddressSanitizer: SEGV server.c:1506 in
qd_connection_invoke_deferred
45: Thread T2 created by T0 here:
45: #0 0x10c915add in wrap_pthread_create
(libclang_rt.asan_osx_dynamic.dylib:x86_64+0x56add)
45: #1 0x10bf22e1d in sys_thread threading.c:181
45: #2 0x10c0d372f in qd_server_run server.c:1485
45: #3 0x10bd9996e in main_process main.c:115
45: #4 0x10bd9827b in main main.c:369
45: #5 0x7fff63c853d4 in start (libdyld.dylib:x86_64+0x163d4)
45:
45: ==6605==ABORTING
45: <<<<
45:
45: ----------------------------------------------------------------------
45: Ran 3 tests in 153.471s
45:
45: FAILED (errors=2)
45/69 Test #45: system_tests_topology .............................***Failed
153.64 sec
```
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> Direct leak of 48 byte(s) in 1 object(s) allocated from qdr_core_subscribe in
> router_core/route_tables.c:149
> ------------------------------------------------------------------------------------------------------------
>
> Key: DISPATCH-848
> URL: https://issues.apache.org/jira/browse/DISPATCH-848
> Project: Qpid Dispatch
> Issue Type: Bug
> Components: Tests
> Affects Versions: 1.1.0
> Environment: Git tip of Proton and Dtspatch, commit hashes follow
> {noformat}
> commit aece4ad2f4e4eb2d141020c59c393a30a79f53a9 (upstream/master)
> Author: Andrew Stitcher <astitc...@apache.org>
> PROTON-1609: Fix C++ example flags
> {noformat}
> {noformat}
> commit 18c5f8d6293de4227c8c17ef08675cb4eaef689c (HEAD -> master,
> upstream/master)
> Author: Ganesh Murthy <gmur...@redhat.com>
> NO-JIRA - Removed accidental printf inclusion
> {noformat}
> Reporter: Jiri Daněk
> Priority: Minor
> Labels: memory-bug
> Fix For: Backlog
>
> Attachments: LSan.supp
>
>
> Compile Proton and Dispatch with the Address Sanitizer option (c.f.
> DISPATCH-809) and run ctest
> {noformat}
> # proton
> cmake .. -DBUILD_GO=OFF -DENABLE_SANITIZERS=ON
> -DCMAKE_INSTALL_PREFIX=../install_asan -DCMAKE_BUILD_TYPE=Release -GNinja
> {noformat}
> {noformat}
> # dispatch
> cmake .. -DUSE_SANITIZERS=ON
> -DProton_DIR=`pwd`/../../qpid-proton/install_asan/lib64/cmake/Proton/
> -DCMAKE_BUILD_TYPE=Release -GNinja
> LD_PRELOAD=/nix/store/zahs1kwq4742f6l6h7yy4mdj44zzc1kd-gcc-7-20170409-lib/lib/libasan.so
> ASAN_OPTIONS=symbolize=1,color=always
> LSAN_OPTIONS=suppressions=`pwd`/../../qpid-proton/LSan.supp
> PYTHONPATH=`pwd`/../../qpid-proton/install_asan/lib64/proton/bindings/python
> LD_LIBRARY_PATH=`pwd`/../../qpid-proton/install_asan/lib64 ctest -VV
> {noformat}
> {noformat}
> [...]
> 9: Test Case parse_tree_tests.test_matches: PASS
> 9: Test Case parse_tree_tests.test_multiple_matches: PASS
> 9:
> 9: =================================================================
> 9: ==25904==ERROR: LeakSanitizer: detected memory leaks
> 9:
> 9: Direct leak of 48 byte(s) in 1 object(s) allocated from:
> 9: #0 0x7fb5442cb050 in __interceptor_malloc
> (/nix/store/zahs1kwq4742f6l6h7yy4mdj44zzc1kd-gcc-7-20170409-lib/lib/libasan.so+0xd9050)
> 9: #1 0x7fb543dd94fe in qdr_core_subscribe
> ../src/router_core/route_tables.c:149
> 9: #2 0x7fb543d89ff0 in IoAdapter_init ../src/python_embedded.c:548
> 9: #3 0x7fb542ba8ecd in type_call
> (/nix/store/1snk2wkpv97an87pk1842fgskl1vqhkr-python-2.7.14/lib/libpython2.7.so.1.0+0x9fecd)
> 9:
> 9: -----------------------------------------------------
> 9: Suppressions used:
> 9: count bytes template
> 9: 1310 2021760 dictresize
> 9: 204 188272 _PyObject_GC_Malloc
> 9: 45 39369 PyString_FromStringAndSize
> 9: 308 15056 list_resize
> 9: 11 9784 PyString_FromString
> 9: 2 1280 _PyObject_GC_Resize
> 9: 1035 24104 PyList_New
> 9: 14 672 s_init
> 9: 1 32 PyThread_allocate_lock
> 9: 11 11097 type_new
> 9: 3 3984 unicode_resize
> 9: 179 204712 _PyUnicode_New.part.8
> 9: 11 8028 PyObject_Realloc
> 9: 37 120 _ctypes_alloc_format_string
> 9: 3 24576 set_table_resize
> 9: -----------------------------------------------------
> 9:
> 9: SUMMARY: AddressSanitizer: 48 byte(s) leaked in 1 allocation(s).
> 9/36 Test #9: unit_tests ................................***Failed 0.21
> sec
> {noformat}
> The relevant functions are
> {code}
> static int IoAdapter_init(IoAdapter *self, PyObject *args, PyObject *kwds)
> {
> PyObject *addr;
> char aclass = 'L';
> char phase = '0';
> int treatment = QD_TREATMENT_ANYCAST_CLOSEST;
> if (!PyArg_ParseTuple(args, "OO|cci", &self->handler, &addr, &aclass,
> &phase, &treatment))
> return -1;
> if (!PyCallable_Check(self->handler)) {
> PyErr_SetString(PyExc_TypeError, "IoAdapter.__init__ handler is not
> callable");
> return -1;
> }
> if (treatment == QD_TREATMENT_ANYCAST_BALANCED) {
> PyErr_SetString(PyExc_TypeError, "IoAdapter: ANYCAST_BALANCED is not
> supported for in-process subscriptions");
> return -1;
> }
> Py_INCREF(self->handler);
> self->qd = dispatch;
> self->core = qd_router_core(self->qd);
> const char *address = PyString_AsString(addr);
> if (!address) return -1;
> qd_error_clear();
> self->sub = qdr_core_subscribe(self->core, address, aclass, phase,
> treatment, qd_io_rx_handler, self);
> if (qd_error_code()) {
> PyErr_SetString(PyExc_RuntimeError, qd_error_message());
> return -1;
> }
> return 0;
> }
> {code}
> {code}
> static void IoAdapter_dealloc(IoAdapter* self)
> {
> qdr_core_unsubscribe(self->sub);
> Py_DECREF(self->handler);
> self->ob_type->tp_free((PyObject*)self);
> }
> {code}
> {code}
> static PyTypeObject IoAdapterType = {
> PyObject_HEAD_INIT(0)
> 0, /* ob_size*/
> DISPATCH_MODULE ".IoAdapter", /* tp_name*/
> sizeof(IoAdapter), /* tp_basicsize*/
> 0, /* tp_itemsize*/
> (destructor)IoAdapter_dealloc, /* tp_dealloc*/
> 0, /* tp_print*/
> 0, /* tp_getattr*/
> 0, /* tp_setattr*/
> 0, /* tp_compare*/
> 0, /* tp_repr*/
> 0, /* tp_as_number*/
> 0, /* tp_as_sequence*/
> 0, /* tp_as_mapping*/
> 0, /* tp_hash */
> 0, /* tp_call*/
> 0, /* tp_str*/
> 0, /* tp_getattro*/
> 0, /* tp_setattro*/
> 0, /* tp_as_buffer*/
> Py_TPFLAGS_DEFAULT, /* tp_flags*/
> "Dispatch IO Adapter", /* tp_doc */
> 0, /* tp_traverse */
> 0, /* tp_clear */
> 0, /* tp_richcompare */
> 0, /* tp_weaklistoffset */
> 0, /* tp_iter */
> 0, /* tp_iternext */
> IoAdapter_methods, /* tp_methods */
> 0, /* tp_members */
> 0, /* tp_getset */
> 0, /* tp_base */
> 0, /* tp_dict */
> 0, /* tp_descr_get */
> 0, /* tp_descr_set */
> 0, /* tp_dictoffset */
> (initproc)IoAdapter_init, /* tp_init */
> 0, /* tp_alloc */
> 0, /* tp_new */
> 0, /* tp_free */
> 0, /* tp_is_gc */
> 0, /* tp_bases */
> 0, /* tp_mro */
> 0, /* tp_cache */
> 0, /* tp_subclasses */
> 0, /* tp_weaklist */
> 0, /* tp_del */
> 0 /* tp_version_tag */
> };
> {code}
> I believe that there is indeed nothing that would free the {{sub}} field in
> {{IoAdapter}}.
> Depending on how this is triaged (real issue or not, I am myself a bit unsure
> about freeing memory in relation to Python) I may have more reports coming.
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