Details
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Bug
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Status: Closed
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Major - P3
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Resolution: Fixed
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None
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None
Description
Caught by TSAN:
WARNING: ThreadSanitizer: data race (pid=44697)
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Read of size 1 at 0x7b640000407c by thread T3 (mutexes: write M83452262533316560):
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#0 _mongoc_topology_run_background mongoc-topology.c:1268 (test-libmongoc:x86_64+0x100308420)
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Previous write of size 1 at 0x7b640000407c by thread T23:
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#0 _mongoc_topology_request_scan mongoc-topology.c:1055 (test-libmongoc:x86_64+0x100307939)
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#1 handle_not_master_error mongoc-cluster.c:495 (test-libmongoc:x86_64+0x10028515d)
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#2 mongoc_cluster_run_command_monitored mongoc-cluster.c:655 (test-libmongoc:x86_64+0x100281697)
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#3 _mongoc_client_command_with_stream mongoc-client.c:1778 (test-libmongoc:x86_64+0x10027816a)
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#4 mongoc_client_command_simple mongoc-client.c:1820 (test-libmongoc:x86_64+0x100277f3e)
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#5 background_mongoc_client_command_simple future-functions.c:147 (test-libmongoc:x86_64+0x10008ebaf)
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Location is heap block of size 1280 at 0x7b6400003c00 allocated by main thread:
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#0 calloc <null>:1600560 (libclang_rt.tsan_osx_dynamic.dylib:x86_64h+0x50122)
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#1 bson_malloc0 bson-memory.c:108 (test-libmongoc:x86_64+0x10038e5cf)
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#2 mongoc_topology_new mongoc-topology.c:225 (test-libmongoc:x86_64+0x100305589)
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#3 mongoc_client_pool_new mongoc-client-pool.c:125 (test-libmongoc:x86_64+0x10027da2d)
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#4 _test_not_master test-mongoc-cluster.c:1052 (test-libmongoc:x86_64+0x100132ba0)
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#5 test_not_master_pooled_op_query test-mongoc-cluster.c:1134 (test-libmongoc:x86_64+0x10012e966)
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#6 TestSuite_RunTest TestSuite.c:586 (test-libmongoc:x86_64+0x10025b30a)
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#7 TestSuite_RunSerial TestSuite.c:857 (test-libmongoc:x86_64+0x10025a17d)
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#8 TestSuite_Run TestSuite.c:959 (test-libmongoc:x86_64+0x10025962d)
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#9 main test-libmongoc.c:2507 (test-libmongoc:x86_64+0x1000b9b3b)
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