Tickets :: Comment on [#4313] Segmentation fault

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Comment	> Horde 3.1.3, IMP 4.1.3, Apache/2.0.52, PHP 4.3.9 on RHEL4 (SELinux disabled) > > > > $conf['log']['priority'] = PEAR_LOG_DEBUG > > $conf['sessionhandler']['type'] = 'pgsql'; > > > > This genereates a segmentation fault in several pages (most of the > time on the login page, but others are affected too). Changing to > $conf['log']['priority'] = PEAR_LOG_INFO or setting the > sessionhandler to 'none' solves the issue. > > > > Here's the information from the httpd core dump and gdb: > > > > #0 0x00ad1a2c in memcpy () from /lib/tls/libc.so.6 > > (gdb) bt > > #0 0x00ad1a2c in memcpy () from /lib/tls/libc.so.6 > > #1 0x00e9534b in _mem_block_check (ptr=0x9a08b84, silent=0, > __zend_filename=0xed9970 > "/usr/src/redhat/BUILD/php-4.3.9/ext/standard/string.c", > __zend_lineno=3127, > > __zend_orig_filename=0x0, __zend_orig_lineno=0) at > /usr/src/redhat/BUILD/php-4.3.9/Zend/zend_alloc.c:675 > > #2 0x00e9530d in _mem_block_check (ptr=0x9a08b84, silent=1, > __zend_filename=0xed9970 > "/usr/src/redhat/BUILD/php-4.3.9/ext/standard/string.c", > __zend_lineno=3127, > > __zend_orig_filename=0x0, __zend_orig_lineno=0) at > /usr/src/redhat/BUILD/php-4.3.9/Zend/zend_alloc.c:667 > > #3 0x00e944cb in _efree (ptr=0x9a08b84, __zend_filename=0xed9970 > "/usr/src/redhat/BUILD/php-4.3.9/ext/standard/string.c", > __zend_lineno=3127, > > __zend_orig_filename=0x0, __zend_orig_lineno=0) at > /usr/src/redhat/BUILD/php-4.3.9/Zend/zend_alloc.c:243 > > #4 0x00e41b24 in zif_setlocale (ht=2, return_value=0x9a18344, > this_ptr=0x0, return_value_used=0) at > /usr/src/redhat/BUILD/php-4.3.9/ext/standard/string.c:3127 > > #5 0x00ebd4f6 in execute (op_array=0x91657cc) at > /usr/src/redhat/BUILD/php-4.3.9/Zend/zend_execute.c:1640 > > #6 0x00ebd771 in execute (op_array=0x93210ac) at > /usr/src/redhat/BUILD/php-4.3.9/Zend/zend_execute.c:1684 > > #7 0x00e9e977 in call_user_function_ex (function_table=0x9332000, > object_pp=0x932a768, function_name=0x932178c, > retval_ptr_ptr=0xbfe9ebe4, param_count=2, > > params=0x9723fac, no_separation=1, symbol_table=0x0) at > /usr/src/redhat/BUILD/php-4.3.9/Zend/zend_execute_API.c:567 > > #8 0x00e9df81 in call_user_function (function_table=0x901ab18, > object_pp=0x0, function_name=0x932a844, retval_ptr=0x9a1bccc, > param_count=2, params=0xbfe9ec68) > > at /usr/src/redhat/BUILD/php-4.3.9/Zend/zend_execute_API.c:409 > > #9 0x00dde06e in ps_call_handler (func=0x932a844, argc=2, > argv=0xbfe9ec68) at > /usr/src/redhat/BUILD/php-4.3.9/ext/session/mod_user.c:60 > > #10 0x00dde695 in ps_write_user (mod_data=0xf07310, key=0x92d698c > "555d66f42dd88768d0c97638a5a2c821", > > val=0x9a64164 > "imp\|a:29:{s:5:\"cache\";a:0:{}s:4:\"pass\";s:7:\"v\036\032?207\rN\";s:11:\"_logintasks\";i:0;s:4:\"user\";s:11:\"xxxxxxxxxxx\";s:8:\"uniquser\";s:23:\"xxxxxxxxxxxxxxxxxxxxxxx\";s:6:\"server\";s:9:\"localhost\";s:3:\"acl\";b:0;s:5:\""..., vallen=80476) at > /usr/src/redhat/BUILD/php-4.3.9/ext/session/mod_user.c:148 > > #11 0x00dd9d27 in php_session_save_current_state () at > /usr/src/redhat/BUILD/php-4.3.9/ext/session/session.c:696 > > #12 0x00ddd123 in php_session_flush () at > /usr/src/redhat/BUILD/php-4.3.9/ext/session/session.c:1605 > > #13 0x00ddd14e in zm_deactivate_session (type=1, module_number=8) at > /usr/src/redhat/BUILD/php-4.3.9/ext/session/session.c:1619 > > #14 0x00eaccea in module_registry_cleanup (module=0x90b7df8) at > /usr/src/redhat/BUILD/php-4.3.9/Zend/zend_API.c:1167 > > #15 0x00eafea3 in zend_hash_apply (ht=0xf0b720, apply_func=0xeacca7 > <module_registry_cleanup>) at > /usr/src/redhat/BUILD/php-4.3.9/Zend/zend_hash.c:703 > > #16 0x00ea8954 in zend_deactivate_modules () at > /usr/src/redhat/BUILD/php-4.3.9/Zend/zend.c:652 > > #17 0x00e6b6c2 in php_request_shutdown (dummy=0x0) at > /usr/src/redhat/BUILD/php-4.3.9/main/main.c:993 > > #18 0x00ec3079 in php_apache_request_dtor (r=0x911c948) at > /usr/src/redhat/BUILD/php-4.3.9/sapi/apache2handler/sapi_apache2.c:461 > > #19 0x00ec384c in php_handler (r=0x911c948) at > /usr/src/redhat/BUILD/php-4.3.9/sapi/apache2handler/sapi_apache2.c:595 > > #20 0x002839d7 in ap_run_handler () from /usr/sbin/httpd > > #21 0x00283e43 in ap_invoke_handler () from /usr/sbin/httpd > > #22 0x002808c5 in ap_process_request () from /usr/sbin/httpd > > #23 0x0027b63f in _start () from /usr/sbin/httpd > > #24 0x0911c948 in ?? () > > #25 0x00000004 in ?? () > > #26 0x0911c948 in ?? () > > #27 0x09110450 in ?? () > > #28 0x091108ff in ?? () > > #29 0x00000000 in ?? () > > (gdb) frame 5 > > #5 0x00ebd4f6 in execute (op_array=0x91657cc) at > /usr/src/redhat/BUILD/php-4.3.9/Zend/zend_execute.c:1640 > > 1640 > ((zend_internal_function ) > EX(function_state).function)->handler(EX(opline)->extended_value, > EX(Ts)[EX(opline)->result.u.var].var.ptr, EX(object).ptr, > return_value_used TSRMLS_CC); > > (gdb) print (char > )(executor_globals.function_state_ptr->function)->common.function_name > > $1 = 0xed1dfd "setlocale" > > (gdb) print (char )executor_globals.active_op_array->function_name > > $2 = 0x9163cfc "logmessage" > > (gdb) print (char )executor_globals.active_op_array->filename > > $3 = 0x9164544 "/var/www/html/horde-3.1.3/lib/Horde.php" > > > >
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