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  1. Realm Core
  2. RCORE-1573

Sporadic failure of test Many_ConcurrentReaders

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    • Type: Icon: Bug Bug
    • Resolution: Unresolved
    • Priority: Icon: Minor - P4 Minor - P4
    • None
    • Affects Version/s: None
    • Component/s: None
    • None

      We had a crash on CI:

      1: /Users/realm/workspace/realm_realm-core_PR-6506/src/realm/alloc_slab.cpp:892: [realm-core-13.9.1] Assertion failed: m_mappings.size()
1: 0   realm-tests                         0x0000000110203dac _ZN5realm4utilL18terminate_internalERNSt3__118basic_stringstreamIcNS1_11char_traitsIcEENS1_9allocatorIcEEEE + 28
1: 1   realm-tests                         0x0000000110203cb1 _ZN5realm4util9terminateEPKcS2_lOSt16initializer_listINS0_9PrintableEE + 385
1: 2   realm-tests                         0x000000011005cf82 _ZN5realm9SlabAlloc11attach_fileERKNSt3__112basic_stringIcNS1_11char_traitsIcEENS1_9allocatorIcEEEERNS0_6ConfigEPNS_4util13WriteObserverE + 2050
1: 3   realm-tests                         0x000000011009a689 _ZN5realm2DB4openERKNSt3__112basic_stringIcNS1_11char_traitsIcEENS1_9allocatorIcEEEEbRKNS_9DBOptionsE + 2297
1: 4   realm-tests                         0x00000001100a2606 _ZN5realm2DB6createERKNSt3__112basic_stringIcNS1_11char_traitsIcEENS1_9allocatorIcEEEEbRKNS_9DBOptionsE + 70
1: 5   realm-tests                         0x000000010fd55966 _ZN5realm4util6Thread11entry_pointIZN38Realm_UnitTest__Many_ConcurrentReaders8test_runEvE3$_3EEPvS5_ + 102
1: 6   libsystem_pthread.dylib             0x00007ff800fd84e1 _pthread_start + 125
1: 7   libsystem_pthread.dylib             0x00007ff800fd3f6b thread_start + 15!!! IMPORTANT: Please report this at https://github.com/realm/realm-core/issues/new/choose
1/3 Test #1: CoreTests ........................Subprocess aborted***Exception:  27.62 sec

      I did a quick issue search to see if this has happened before related to https://github.com/realm/realm-core/issues/3418 or https://github.com/realm/realm-core/issues/1696

            Assignee:
            Unassigned Unassigned
            Reporter:
            james.stone@mongodb.com James Stone
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              Created:
              Updated: