#47482 [NEW]: "IIS Worker Process"-crash through heapcorruption using the ISAPI-DLL

From: M dot Kaesberger at gmx dot de Operating system: Windows Vista Business x86 PHP version: 5.2.8 PHP Bug Type: Reproducible crash Bug description: "IIS Worker Process"-crash through heapcorruption using the ISAPI-DLL Description: ------------ I've installed PHP in my IIS7 as ISAPI, not how it's written in install.txt. Now often the IIS Worker Process crashs. Reproduce code: --------------- i think no exact code is needed. Expected result: ---------------- nothing especial. Actual result: -------------- the process crashs and i get a dump-file. it says !heap ************************************************************** * * * HEAP ERROR DETECTED * * * ************************************************************** Details: Error address: 01430590 Heap handle: 000e0000 Error type heap_failure_entry_corruption (3) Stack trace: 772b004f: ntdll!RtlpAnalyzeHeapFailure+0x0000025a 7727da07: ntdll!RtlpFreeHeap+0x000000c8 77261c21: ntdll!RtlFreeHeap+0x0000014e 773a7a7e: kernel32!HeapFree+0x00000014 7701a097: msvcrt!free+0x000000cd 037cbe22: php5ts!zm_shutdown_syslog+0x00000022 7726a604: ntdll!LdrpCallInitRoutine+0x00000014 772298ad: ntdll!LdrpUnloadDll+0x000003ba 7723bf50: ntdll!LdrUnloadDll+0x00000046 773a4628: kernel32!FreeLibrary+0x00000015 6666cb1b: isapi!ISAPI_DLL::Unload+0x00000038 6666a93f: isapi!ISAPI_DLL::DereferenceIsapiDll+0x00000037 71996bdc: iisutil!CLKRLinearHashTable::_Clear+0x0000006f 71996dd2: iisutil!CLKRLinearHashTable::~CLKRLinearHashTable+0x00000019 71996e75: iisutil!CLKRHashTable::_FreeSubTable+0x00000013 71996fe4: iisutil!CLKRHashTable::~CLKRHashTable+0x00000018 ---------------------------------------------------------------------------------------------------------------- that crashs: php5ts!zm_shutdown_syslog+22 [ext\standard\syslog.c @ 130] -- Edit bug report at http://bugs.php.net/?id=47482&edit=1 -- Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=47482&r=trysnapshot52 Try a CVS snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=47482&r=trysnapshot53 Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=47482&r=trysnapshot60 Fixed in CVS: http://bugs.php.net/fix.php?id=47482&r=fixedcvs Fixed in CVS and need be documented: http://bugs.php.net/fix.php?id=47482&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=47482&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=47482&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=47482&r=needscript Try newer version: http://bugs.php.net/fix.php?id=47482&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=47482&r=support Expected behavior: http://bugs.php.net/fix.php?id=47482&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=47482&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=47482&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=47482&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=47482&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=47482&r=dst IIS Stability: http://bugs.php.net/fix.php?id=47482&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=47482&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=47482&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=47482&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=47482&r=mysqlcfg