Hello,<div><br></div><div>I&#39;m using boost::interprocess to share config information between processes on windows platform. It random crash on custom pc.</div><div>I only have a minidump dump, here is the stack output by windbg:</div>
<div><br></div><div><div>001df6b0 65e49d45 001df758 00302c48 7721ee1e XXXXPlugin!boost::interprocess::detail::emulation_recursive_mutex::lock+0xc</div><div>001df6f8 65e49c42 06750038 65e7b8b4 06750028 XXXXPlugin!boost::interprocess::scoped_lock&lt;boost::interprocess::interprocess_recursive_mutex&gt;::lock+0x15</div>
<div>001df720 65e494c1 06750008 00000001 6c1274eb XXXXPlugin!boost::interprocess::segment_manager&lt;wchar_t,boost::interprocess::rbtree_best_fit&lt;boost::interprocess::mutex_family,boost::interprocess::offset_ptr&lt;void&gt;,0&gt;,boost::interprocess::iset_index&gt;::<font color="#ff0000">priv_get_lock</font>+0x42</div>
<div>001df76c 65e48239 65e7b8b4 001df798 001df794 XXXXPlugin!boost::interprocess::segment_manager&lt;wchar_t,boost::interprocess::rbtree_best_fit&lt;boost::interprocess::mutex_family,boost::interprocess::offset_ptr&lt;void&gt;,0&gt;,boost::interprocess::iset_index&gt;::<font color="#ff0000">priv_generic_find</font>&lt;wchar_t&gt;+0x31</div>
<div>001df7bc 65e70053 001df7dc 00000001 001df8c4 XXXXPlugin!boost::interprocess::segment_manager&lt;wchar_t,boost::interprocess::rbtree_best_fit&lt;boost::interprocess::mutex_family,boost::interprocess::offset_ptr&lt;void&gt;,0&gt;,boost::interprocess::iset_index&gt;::<font color="#ff0000">priv_find_impl</font>&lt;ConfigFile::_CACHE_ITEM&gt;+0xa9</div>
<div>001df800 65e720c8 01ff8670 65e7b8b4 001df8cc XXXXPlugin!ConfigFile::CConfigCache::Read+0xc3</div><div>001df82c 65e5bbf5 65e7b8b4 001df8cc 00000004 XXXXPlugin!ConfigFile::CCommonConfig::Read+0x28</div><div>001dfb00 65e5e42e 020739b8 001dfb24 65e5e69a XXXXPlugin!CXXXXXMng::bFindProcessInfo+0x55</div>
<div>001dfb0c 65e5e69a 0000001c 001dfba0 00000113 XXXXPlugin!CXXXXXMng::OnTimer+0x5e</div><div>001dfb24 756286ef 00020448 00000113 0000001c XXXXPlugin!CXXXXXMng::StaticWndProc+0x2a</div><div>001dfb50 75628876 65e5e670 00020448 00000113 user32!InternalCallWinProc+0x23</div>
<div>001dfbc8 756289b5 00000000 65e5e670 00020448 user32!UserCallWinProcCheckWow+0x14b</div><div>001dfc28 75628e9c 65e5e670 00000000 001dfc70 user32!DispatchMessageWorker+0x35e</div><div>001dfc38 0137cf27 001dfc50 013eb5a8 013eb2d8 user32!DispatchMessageW+0xf</div>
<div>001dfc70 0134b2f5 8b56d422 013eb2d8 013eb2d8 xxxxMain!CXXXX::MessageLoop+0x97</div><div>001dfec8 67add2a7 013f11a4 00000001 00000000 xxxxMain!CXXXXApp::InitInstance+0x335</div><div>001dfecc 013f11a4 00000001 00000000 013787d8 mfc80u!AfxWinMain+0x48 [f:\dd\vctools\vc7libs\ship\atlmfc\src\mfc\winmain.cpp @ 37]</div>
<div>001dff6c 75b41114 7ffda000 001dffb8 7721b495 xxxxMain!__native_startup_lock</div><div>001dff78 7721b495 7ffda000 773d0f2e 00000000 kernel32!BaseThreadInitThunk+0xe</div><div>001dffb8 7721b468 01378944 7ffda000 00000000 ntdll!__RtlUserThreadStart+0x70</div>
<div>001dffd0 00000000 01378944 7ffda000 00000000 ntdll!_RtlUserThreadStart+0x1b</div></div><div><br></div><div><div><br></div><div>EXCEPTION_RECORD:  ffffffff -- (.exr 0xffffffffffffffff)</div><div>ExceptionAddress: 72341bac (XXXXPlugin!boost::interprocess::detail::emulation_recursive_mutex::lock+0x0000000c)</div>
<div>   ExceptionCode: c0000005 (Access violation)</div><div>  ExceptionFlags: 00000000</div><div>NumberParameters: 2</div><div>   Parameter[0]: 00000000</div><div>   Parameter[1]: 06400030</div><div>Attempt to read from address 06400030</div>
</div><div><br></div><div><div>FOLLOWUP_IP: </div><div>XXXXPlugin!boost::interprocess::detail::emulation_recursive_mutex::lock+c</div><div>65e41bac 8b4608          mov     eax,dword ptr [esi+8]</div></div><div><br></div><div>
the code is:</div><div><br></div><div><font color="#ff9900">PCACHE_ITEM CacheItem = m_SharedMemory.find&lt;CACHE_ITEM&gt;(lpszName).first;</font></div><div><br></div><div>Can anyone help me? thx</div>