Package: libapache2-mod-php5 Version: 5.2.0-8+etch15 Severity: important
Originally this entire setup was on Etch - problem free. After an upgrade to a different machine running Lenny we saw "zend_mm_heap corrupted" errors and the reported segfaults. After a downgrade to Etch-n-half (for hardware reasons) we dropped the "zend_mm_heap corrupted" error but the random segfaults remain. We have analysed child activity prior to a selection of the segfaults, and have spotted no pattern although there is more often than not a gzipped js or css file being served up shortly before the segfault. Package: libapache2-mod-php5 Status: install ok installed Priority: optional Section: web Installed-Size: 5740 Maintainer: Debian PHP Maintainers <pkg-php-ma...@lists.alioth.debian.org> Architecture: amd64 Source: php5 Version: 5.2.0+dfsg-8+etch15 Provides: phpapi-20060613 Depends: libbz2-1.0, libc6 (>= 2.3.5-1), libcomerr2 (>= 1.33-3), libdb4.4, libkrb53 (>= 1.4.2), libpcre3 (>= 4.5), libssl0.9.8 (>= 0.9.8c-1), libxml2 (>= 2.6.27), zlib1g (>= 1:1.2.1), mime-support (>= 2.03-1), apache2-mpm-prefork (>> 2.0.52) | apache2-mpm-itk, apache2.2-common, php5-common (= 5.2.0+dfsg-8+etch15), libmagic1, ucf We have two backtraces so far from Apache: #0 0x00002b02a736b142 in start_memory_manager () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #1 0x00002b02a736b5a2 in _estrndup () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #2 0x00002b02a731ca82 in php_var_unserialize () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #3 0x00002b02a731cfdc in php_var_unserialize () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #4 0x00002b02a731bb2d in php_var_unserialize () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #5 0x00002b02a731cfdc in php_var_unserialize () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #6 0x00002b02a731bb2d in php_var_unserialize () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #7 0x00002b02a731cfdc in php_var_unserialize () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #8 0x00002b02a731cfdc in php_var_unserialize () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #9 0x00002b02a7267332 in ps_srlzr_decode_php () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #10 0x00002b02a726238a in php_get_session_var () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #11 0x00002b02a726534e in php_session_start () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #12 0x00002b02a7265709 in zif_session_start () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #13 0x00002b02a73b0517 in execute () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #14 0x00002b02a739ff33 in execute () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #15 0x00002b02a73affe0 in execute () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #16 0x00002b02a739ff33 in execute () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #17 0x00002b02a73a7e0c in execute () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #18 0x00002b02a739ff33 in execute () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #19 0x00002b02a7382f99 in zend_execute_scripts () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #20 0x00002b02a7343738 in php_execute_script () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #21 0x00002b02a74005a3 in php_ap2_register_hook () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #22 0x0000000000432d49 in ap_run_handler () No symbol table info available. #23 0x0000000000435ec2 in ap_invoke_handler () No symbol table info available. #24 0x0000000000441eda in ap_internal_redirect () No symbol table info available. #25 0x00002b02a7bd5200 in ?? () from /usr/lib/apache2/modules/mod_rewrite.so No symbol table info available. #26 0x0000000000432d49 in ap_run_handler () No symbol table info available. #27 0x0000000000435ec2 in ap_invoke_handler () No symbol table info available. #28 0x0000000000442058 in ap_process_request () No symbol table info available. #29 0x000000000043f51c in ap_register_input_filter () No symbol table info available. #30 0x00000000004398a1 in ap_run_process_connection () No symbol table info available. #31 0x0000000000445a04 in ap_graceful_stop_signalled () No symbol table info available. #32 0x0000000000445cc4 in ap_graceful_stop_signalled () No symbol table info available. #33 0x0000000000446562 in ap_mpm_run () No symbol table info available. #34 0x0000000000420e70 in main () No symbol table info available. And: #0 0x00002b02a739e8d1 in zend_objects_store_del_ref_by_handle () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #1 0x00002b02a739ea6e in zend_objects_store_del_ref () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #2 0x00002b02a7377686 in _zval_ptr_dtor () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #3 0x00002b02a738d4f8 in zend_hash_destroy () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #4 0x00002b02a739b609 in zend_object_std_dtor () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #5 0x00002b02a739b629 in zend_objects_free_object_storage () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #6 0x00002b02a739ea3e in zend_objects_store_del_ref_by_handle () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #7 0x00002b02a739ea6e in zend_objects_store_del_ref () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #8 0x00002b02a7377686 in _zval_ptr_dtor () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #9 0x00002b02a739dcff in zend_std_get_static_method () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #10 0x00002b02a73e0cd3 in zend_get_zval_ptr () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #11 0x00002b02a73e1a12 in zend_get_zval_ptr () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #12 0x00002b02a739ff33 in execute () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #13 0x00002b02a7378fe7 in zend_call_function () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #14 0x00002b02a7379f96 in call_user_function_ex () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #15 0x00002b02a731c713 in php_var_unserialize () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #16 0x00002b02a731bb2d in php_var_unserialize () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #17 0x00002b02a731cfdc in php_var_unserialize () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #18 0x00002b02a731cfdc in php_var_unserialize () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #19 0x00002b02a7267332 in ps_srlzr_decode_php () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #20 0x00002b02a726238a in php_get_session_var () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #21 0x00002b02a726534e in php_session_start () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #22 0x00002b02a7265709 in zif_session_start () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #23 0x00002b02a73b0517 in execute () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #24 0x00002b02a739ff33 in execute () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #25 0x00002b02a73affe0 in execute () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #26 0x00002b02a739ff33 in execute () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #27 0x00002b02a73a7e0c in execute () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #28 0x00002b02a739ff33 in execute () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #29 0x00002b02a7382f99 in zend_execute_scripts () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #30 0x00002b02a7343738 in php_execute_script () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #31 0x00002b02a74005a3 in php_ap2_register_hook () from /usr/lib/apache2/modules/libphp5.so No symbol table info available. #32 0x0000000000432d49 in ap_run_handler () No symbol table info available. #33 0x0000000000435ec2 in ap_invoke_handler () No symbol table info available. #34 0x0000000000441eda in ap_internal_redirect () No symbol table info available. #35 0x00002b02a7bd5200 in ?? () from /usr/lib/apache2/modules/mod_rewrite.so No symbol table info available. #36 0x0000000000432d49 in ap_run_handler () No symbol table info available. #37 0x0000000000435ec2 in ap_invoke_handler () No symbol table info available. #38 0x0000000000442058 in ap_process_request () No symbol table info available. #39 0x000000000043f51c in ap_register_input_filter () No symbol table info available. #40 0x00000000004398a1 in ap_run_process_connection () No symbol table info available. #41 0x0000000000445a04 in ap_graceful_stop_signalled () No symbol table info available. #42 0x0000000000445cc4 in ap_graceful_stop_signalled () No symbol table info available. #43 0x0000000000446562 in ap_mpm_run () No symbol table info available. #44 0x0000000000420e70 in main () No symbol table info available. 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