Bug #73183 [Opn]: Segfaults / zend_mm_heap corrupted

Edit report at https://bugs.php.net/bug.php?id=73183&edit=1 ID: 73183 Updated by: laruence@php.net Reported by: schnederle at futureweb dot at Summary: Segfaults / zend_mm_heap corrupted Status: Open Type: Bug Package: Reproducible crash Operating System: Centos 7.2.1511 PHP Version: 7.0.11 Block user comment: N Private report: N New Comment: is this the coredump after you setting opcache.protect_memory? Previous Comments: ------------------------------------------------------------------------ [2016-09-29 12:52:37] schnederle at futureweb dot at another segfault - BT: http://temp.in.futureweb.at/php/core.23374.bt.txt http://temp.in.futureweb.at/php/core.25625.bt.txt ------------------------------------------------------------------------ [2016-09-29 08:46:34] schnederle at futureweb dot at Please find BT here: http://temp.in.futureweb.at/php/core.30883.bt.txt ------------------------------------------------------------------------ [2016-09-28 15:31:46] laruence@php.net paste the backtrace out (coredump) ------------------------------------------------------------------------ [2016-09-28 11:25:50] schnederle at futureweb dot at again Segfaults with opcache.protect_memory=1: [Wed Sep 28 13:22:25.387677 2016] [core:notice] [pid 25800] AH00052: child pid 4680 exit signal Segmentation fault (11) ... [Wed Sep 28 13:22:46.415573 2016] [core:notice] [pid 25800] AH00052: child pid 4885 exit signal Segmentation fault (11) ------------------------------------------------------------------------ [2016-09-28 08:01:54] schnederle at futureweb dot at alright - I activated protect_memory and will report back. Will I see Errors in the Logs when there are any unexpected writes to shared memory? (unfortunately there is not much documentation available what protect_memory excactly does) ------------------------------------------------------------------------ The remainder of the comments for this report are too long. To view the rest of the comments, please view the bug report online at https://bugs.php.net/bug.php?id=73183 -- Edit this bug report at https://bugs.php.net/bug.php?id=73183&edit=1