Bug #80092 [Opn->Ver]: ZTS + preload = segfault on shutdown

Edit report at https://bugs.php.net/bug.php?id=80092&edit=1 ID: 80092 Updated by: nikic@php.net Reported by: dktapps at pmmp dot io Summary: ZTS + preload = segfault on shutdown -Status: Open +Status: Verified Type: Bug Package: opcache Operating System: Linux PHP Version: 7.4Git-2020-09-11 (Git) Block user comment: N Private report: N New Comment: The fact that "-v" is passed is relevant here, it does work in normal usage. Previous Comments: ------------------------------------------------------------------------ [2020-09-11 13:54:25] dktapps at pmmp dot io Correction: git hash is e41867888a76da3c270afe8dc86352e41d1f8c39. ------------------------------------------------------------------------ [2020-09-11 13:53:05] dktapps at pmmp dot io Description: ------------ When preloading any class in ZTS, a segfault occurs on shutdown. Version is 7.4.10 @ 81e31eff0bc570155070183bd857b3f238ad3af6 compiled from source on Ubuntu 20.04, compiled with ./configure --disable-all --enable-cli --enable-maintainer-zts --enable-opcache --enable-debug Ran with valgrind sapi/cli/php -dzend_extension=$(pwd)/modules/opcache.so -dopcache.enable_cli=1 -dopcache.preload=preload.php -v Test script: --------------- preload.php: <?php class SomeClass{} Expected result: ---------------- The version output should be produced, without any segfault, something like the following: PHP 7.4.10-dev (cli) (built: Sep 11 2020 14:35:58) ( ZTS DEBUG ) Copyright (c) The PHP Group Zend Engine v3.4.0, Copyright (c) Zend Technologies with Zend OPcache v7.4.10-dev, Copyright (c), by Zend Technologies Actual result: -------------- ==136195== Memcheck, a memory error detector ==136195== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al. ==136195== Using Valgrind-3.15.0 and LibVEX; rerun with -h for copyright info ==136195== Command: sapi/cli/php -dzend_extension=/home/user/php-src/modules/opcache.so -dopcache.enable_cli=1 -dopcache.preload=preload.php -v ==136195== PHP 7.4.10-dev (cli) (built: Sep 11 2020 14:50:20) ( ZTS DEBUG ) Copyright (c) The PHP Group Zend Engine v3.4.0, Copyright (c) Zend Technologies with Zend OPcache v7.4.10-dev, Copyright (c), by Zend Technologies ==136195== Invalid read of size 4 ==136195== at 0x5FFADFF: preload_shutdown (ZendAccelerator.c:3193) ==136195== by 0x5FFA972: accel_shutdown (ZendAccelerator.c:3075) ==136195== by 0x6004FD9: zm_shutdown_zend_accelerator (zend_accelerator_module.c:432) ==136195== by 0x6753FB: module_destructor (zend_API.c:2563) ==136195== by 0x6664AA: module_destructor_zval (zend.c:768) ==136195== by 0x681FF8: _zend_hash_del_el_ex (zend_hash.c:1305) ==136195== by 0x6820D8: _zend_hash_del_el (zend_hash.c:1328) ==136195== by 0x683A0C: zend_hash_graceful_reverse_destroy (zend_hash.c:1782) ==136195== by 0x672E02: zend_destroy_modules (zend_API.c:1995) ==136195== by 0x66715C: zend_shutdown (zend.c:1055) ==136195== by 0x5ABF5C: php_module_shutdown (main.c:2481) ==136195== by 0x75A96A: main (php_cli.c:1374) ==136195== Address 0x4bf0f98 is 24 bytes inside a block of size 56 free'd ==136195== at 0x483CA3F: free (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x666FEF: zend_post_startup (zend.c:1024) ==136195== by 0x5ABB8C: php_module_startup (main.c:2360) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== Block was alloc'd at ==136195== at 0x483B7F3: malloc (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x6669B9: zend_startup (zend.c:892) ==136195== by 0x5AB267: php_module_startup (main.c:2166) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== ==136195== Invalid read of size 8 ==136195== at 0x5FFAE09: preload_shutdown (ZendAccelerator.c:3193) ==136195== by 0x5FFA972: accel_shutdown (ZendAccelerator.c:3075) ==136195== by 0x6004FD9: zm_shutdown_zend_accelerator (zend_accelerator_module.c:432) ==136195== by 0x6753FB: module_destructor (zend_API.c:2563) ==136195== by 0x6664AA: module_destructor_zval (zend.c:768) ==136195== by 0x681FF8: _zend_hash_del_el_ex (zend_hash.c:1305) ==136195== by 0x6820D8: _zend_hash_del_el (zend_hash.c:1328) ==136195== by 0x683A0C: zend_hash_graceful_reverse_destroy (zend_hash.c:1782) ==136195== by 0x672E02: zend_destroy_modules (zend_API.c:1995) ==136195== by 0x66715C: zend_shutdown (zend.c:1055) ==136195== by 0x5ABF5C: php_module_shutdown (main.c:2481) ==136195== by 0x75A96A: main (php_cli.c:1374) ==136195== Address 0x4bf0f90 is 16 bytes inside a block of size 56 free'd ==136195== at 0x483CA3F: free (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x666FEF: zend_post_startup (zend.c:1024) ==136195== by 0x5ABB8C: php_module_startup (main.c:2360) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== Block was alloc'd at ==136195== at 0x483B7F3: malloc (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x6669B9: zend_startup (zend.c:892) ==136195== by 0x5AB267: php_module_startup (main.c:2166) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== ==136195== Invalid read of size 4 ==136195== at 0x5FFAE1F: preload_shutdown (ZendAccelerator.c:3193) ==136195== by 0x5FFA972: accel_shutdown (ZendAccelerator.c:3075) ==136195== by 0x6004FD9: zm_shutdown_zend_accelerator (zend_accelerator_module.c:432) ==136195== by 0x6753FB: module_destructor (zend_API.c:2563) ==136195== by 0x6664AA: module_destructor_zval (zend.c:768) ==136195== by 0x681FF8: _zend_hash_del_el_ex (zend_hash.c:1305) ==136195== by 0x6820D8: _zend_hash_del_el (zend_hash.c:1328) ==136195== by 0x683A0C: zend_hash_graceful_reverse_destroy (zend_hash.c:1782) ==136195== by 0x672E02: zend_destroy_modules (zend_API.c:1995) ==136195== by 0x66715C: zend_shutdown (zend.c:1055) ==136195== by 0x5ABF5C: php_module_shutdown (main.c:2481) ==136195== by 0x75A96A: main (php_cli.c:1374) ==136195== Address 0x4bf0f98 is 24 bytes inside a block of size 56 free'd ==136195== at 0x483CA3F: free (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x666FEF: zend_post_startup (zend.c:1024) ==136195== by 0x5ABB8C: php_module_startup (main.c:2360) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== Block was alloc'd at ==136195== at 0x483B7F3: malloc (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x6669B9: zend_startup (zend.c:892) ==136195== by 0x5AB267: php_module_startup (main.c:2166) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== ==136195== Invalid write of size 4 ==136195== at 0x5FFAF5E: preload_shutdown (ZendAccelerator.c:3198) ==136195== by 0x5FFA972: accel_shutdown (ZendAccelerator.c:3075) ==136195== by 0x6004FD9: zm_shutdown_zend_accelerator (zend_accelerator_module.c:432) ==136195== by 0x6753FB: module_destructor (zend_API.c:2563) ==136195== by 0x6664AA: module_destructor_zval (zend.c:768) ==136195== by 0x681FF8: _zend_hash_del_el_ex (zend_hash.c:1305) ==136195== by 0x6820D8: _zend_hash_del_el (zend_hash.c:1328) ==136195== by 0x683A0C: zend_hash_graceful_reverse_destroy (zend_hash.c:1782) ==136195== by 0x672E02: zend_destroy_modules (zend_API.c:1995) ==136195== by 0x66715C: zend_shutdown (zend.c:1055) ==136195== by 0x5ABF5C: php_module_shutdown (main.c:2481) ==136195== by 0x75A96A: main (php_cli.c:1374) ==136195== Address 0x4bf0f98 is 24 bytes inside a block of size 56 free'd ==136195== at 0x483CA3F: free (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x666FEF: zend_post_startup (zend.c:1024) ==136195== by 0x5ABB8C: php_module_startup (main.c:2360) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== Block was alloc'd at ==136195== at 0x483B7F3: malloc (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x6669B9: zend_startup (zend.c:892) ==136195== by 0x5AB267: php_module_startup (main.c:2166) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== ==136195== Invalid read of size 4 ==136195== at 0x5FFAFC0: preload_shutdown (ZendAccelerator.c:3202) ==136195== by 0x5FFA972: accel_shutdown (ZendAccelerator.c:3075) ==136195== by 0x6004FD9: zm_shutdown_zend_accelerator (zend_accelerator_module.c:432) ==136195== by 0x6753FB: module_destructor (zend_API.c:2563) ==136195== by 0x6664AA: module_destructor_zval (zend.c:768) ==136195== by 0x681FF8: _zend_hash_del_el_ex (zend_hash.c:1305) ==136195== by 0x6820D8: _zend_hash_del_el (zend_hash.c:1328) ==136195== by 0x683A0C: zend_hash_graceful_reverse_destroy (zend_hash.c:1782) ==136195== by 0x672E02: zend_destroy_modules (zend_API.c:1995) ==136195== by 0x66715C: zend_shutdown (zend.c:1055) ==136195== by 0x5ABF5C: php_module_shutdown (main.c:2481) ==136195== by 0x75A96A: main (php_cli.c:1374) ==136195== Address 0x4bf1018 is 24 bytes inside a block of size 56 free'd ==136195== at 0x483CA3F: free (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x66700B: zend_post_startup (zend.c:1026) ==136195== by 0x5ABB8C: php_module_startup (main.c:2360) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== Block was alloc'd at ==136195== at 0x483B7F3: malloc (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x6669CE: zend_startup (zend.c:893) ==136195== by 0x5AB267: php_module_startup (main.c:2166) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== ==136195== Invalid read of size 8 ==136195== at 0x5FFAFCA: preload_shutdown (ZendAccelerator.c:3202) ==136195== by 0x5FFA972: accel_shutdown (ZendAccelerator.c:3075) ==136195== by 0x6004FD9: zm_shutdown_zend_accelerator (zend_accelerator_module.c:432) ==136195== by 0x6753FB: module_destructor (zend_API.c:2563) ==136195== by 0x6664AA: module_destructor_zval (zend.c:768) ==136195== by 0x681FF8: _zend_hash_del_el_ex (zend_hash.c:1305) ==136195== by 0x6820D8: _zend_hash_del_el (zend_hash.c:1328) ==136195== by 0x683A0C: zend_hash_graceful_reverse_destroy (zend_hash.c:1782) ==136195== by 0x672E02: zend_destroy_modules (zend_API.c:1995) ==136195== by 0x66715C: zend_shutdown (zend.c:1055) ==136195== by 0x5ABF5C: php_module_shutdown (main.c:2481) ==136195== by 0x75A96A: main (php_cli.c:1374) ==136195== Address 0x4bf1010 is 16 bytes inside a block of size 56 free'd ==136195== at 0x483CA3F: free (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x66700B: zend_post_startup (zend.c:1026) ==136195== by 0x5ABB8C: php_module_startup (main.c:2360) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== Block was alloc'd at ==136195== at 0x483B7F3: malloc (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x6669CE: zend_startup (zend.c:893) ==136195== by 0x5AB267: php_module_startup (main.c:2166) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== ==136195== Invalid read of size 4 ==136195== at 0x5FFAFE0: preload_shutdown (ZendAccelerator.c:3202) ==136195== by 0x5FFA972: accel_shutdown (ZendAccelerator.c:3075) ==136195== by 0x6004FD9: zm_shutdown_zend_accelerator (zend_accelerator_module.c:432) ==136195== by 0x6753FB: module_destructor (zend_API.c:2563) ==136195== by 0x6664AA: module_destructor_zval (zend.c:768) ==136195== by 0x681FF8: _zend_hash_del_el_ex (zend_hash.c:1305) ==136195== by 0x6820D8: _zend_hash_del_el (zend_hash.c:1328) ==136195== by 0x683A0C: zend_hash_graceful_reverse_destroy (zend_hash.c:1782) ==136195== by 0x672E02: zend_destroy_modules (zend_API.c:1995) ==136195== by 0x66715C: zend_shutdown (zend.c:1055) ==136195== by 0x5ABF5C: php_module_shutdown (main.c:2481) ==136195== by 0x75A96A: main (php_cli.c:1374) ==136195== Address 0x4bf1018 is 24 bytes inside a block of size 56 free'd ==136195== at 0x483CA3F: free (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x66700B: zend_post_startup (zend.c:1026) ==136195== by 0x5ABB8C: php_module_startup (main.c:2360) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== Block was alloc'd at ==136195== at 0x483B7F3: malloc (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x6669CE: zend_startup (zend.c:893) ==136195== by 0x5AB267: php_module_startup (main.c:2166) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== ==136195== Invalid read of size 4 ==136195== at 0x5FFB03B: preload_shutdown (ZendAccelerator.c:3207) ==136195== by 0x5FFA972: accel_shutdown (ZendAccelerator.c:3075) ==136195== by 0x6004FD9: zm_shutdown_zend_accelerator (zend_accelerator_module.c:432) ==136195== by 0x6753FB: module_destructor (zend_API.c:2563) ==136195== by 0x6664AA: module_destructor_zval (zend.c:768) ==136195== by 0x681FF8: _zend_hash_del_el_ex (zend_hash.c:1305) ==136195== by 0x6820D8: _zend_hash_del_el (zend_hash.c:1328) ==136195== by 0x683A0C: zend_hash_graceful_reverse_destroy (zend_hash.c:1782) ==136195== by 0x672E02: zend_destroy_modules (zend_API.c:1995) ==136195== by 0x66715C: zend_shutdown (zend.c:1055) ==136195== by 0x5ABF5C: php_module_shutdown (main.c:2481) ==136195== by 0x75A96A: main (php_cli.c:1374) ==136195== Address 0x4bf101c is 28 bytes inside a block of size 56 free'd ==136195== at 0x483CA3F: free (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x66700B: zend_post_startup (zend.c:1026) ==136195== by 0x5ABB8C: php_module_startup (main.c:2360) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== Block was alloc'd at ==136195== at 0x483B7F3: malloc (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x6669CE: zend_startup (zend.c:893) ==136195== by 0x5AB267: php_module_startup (main.c:2166) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== ==136195== Invalid write of size 4 ==136195== at 0x5FFB045: preload_shutdown (ZendAccelerator.c:3207) ==136195== by 0x5FFA972: accel_shutdown (ZendAccelerator.c:3075) ==136195== by 0x6004FD9: zm_shutdown_zend_accelerator (zend_accelerator_module.c:432) ==136195== by 0x6753FB: module_destructor (zend_API.c:2563) ==136195== by 0x6664AA: module_destructor_zval (zend.c:768) ==136195== by 0x681FF8: _zend_hash_del_el_ex (zend_hash.c:1305) ==136195== by 0x6820D8: _zend_hash_del_el (zend_hash.c:1328) ==136195== by 0x683A0C: zend_hash_graceful_reverse_destroy (zend_hash.c:1782) ==136195== by 0x672E02: zend_destroy_modules (zend_API.c:1995) ==136195== by 0x66715C: zend_shutdown (zend.c:1055) ==136195== by 0x5ABF5C: php_module_shutdown (main.c:2481) ==136195== by 0x75A96A: main (php_cli.c:1374) ==136195== Address 0x4bf101c is 28 bytes inside a block of size 56 free'd ==136195== at 0x483CA3F: free (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x66700B: zend_post_startup (zend.c:1026) ==136195== by 0x5ABB8C: php_module_startup (main.c:2360) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== Block was alloc'd at ==136195== at 0x483B7F3: malloc (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x6669CE: zend_startup (zend.c:893) ==136195== by 0x5AB267: php_module_startup (main.c:2166) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== ==136195== Invalid read of size 4 ==136195== at 0x5FFB05F: preload_shutdown (ZendAccelerator.c:3207) ==136195== by 0x5FFA972: accel_shutdown (ZendAccelerator.c:3075) ==136195== by 0x6004FD9: zm_shutdown_zend_accelerator (zend_accelerator_module.c:432) ==136195== by 0x6753FB: module_destructor (zend_API.c:2563) ==136195== by 0x6664AA: module_destructor_zval (zend.c:768) ==136195== by 0x681FF8: _zend_hash_del_el_ex (zend_hash.c:1305) ==136195== by 0x6820D8: _zend_hash_del_el (zend_hash.c:1328) ==136195== by 0x683A0C: zend_hash_graceful_reverse_destroy (zend_hash.c:1782) ==136195== by 0x672E02: zend_destroy_modules (zend_API.c:1995) ==136195== by 0x66715C: zend_shutdown (zend.c:1055) ==136195== by 0x5ABF5C: php_module_shutdown (main.c:2481) ==136195== by 0x75A96A: main (php_cli.c:1374) ==136195== Address 0x4bf100c is 12 bytes inside a block of size 56 free'd ==136195== at 0x483CA3F: free (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x66700B: zend_post_startup (zend.c:1026) ==136195== by 0x5ABB8C: php_module_startup (main.c:2360) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== Block was alloc'd at ==136195== at 0x483B7F3: malloc (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x6669CE: zend_startup (zend.c:893) ==136195== by 0x5AB267: php_module_startup (main.c:2166) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== ==136195== Invalid read of size 8 ==136195== at 0x5FFB06B: preload_shutdown (ZendAccelerator.c:3207) ==136195== by 0x5FFA972: accel_shutdown (ZendAccelerator.c:3075) ==136195== by 0x6004FD9: zm_shutdown_zend_accelerator (zend_accelerator_module.c:432) ==136195== by 0x6753FB: module_destructor (zend_API.c:2563) ==136195== by 0x6664AA: module_destructor_zval (zend.c:768) ==136195== by 0x681FF8: _zend_hash_del_el_ex (zend_hash.c:1305) ==136195== by 0x6820D8: _zend_hash_del_el (zend_hash.c:1328) ==136195== by 0x683A0C: zend_hash_graceful_reverse_destroy (zend_hash.c:1782) ==136195== by 0x672E02: zend_destroy_modules (zend_API.c:1995) ==136195== by 0x66715C: zend_shutdown (zend.c:1055) ==136195== by 0x5ABF5C: php_module_shutdown (main.c:2481) ==136195== by 0x75A96A: main (php_cli.c:1374) ==136195== Address 0x4bf1010 is 16 bytes inside a block of size 56 free'd ==136195== at 0x483CA3F: free (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x66700B: zend_post_startup (zend.c:1026) ==136195== by 0x5ABB8C: php_module_startup (main.c:2360) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== Block was alloc'd at ==136195== at 0x483B7F3: malloc (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x6669CE: zend_startup (zend.c:893) ==136195== by 0x5AB267: php_module_startup (main.c:2166) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== ==136195== Invalid read of size 8 ==136195== at 0x5FFB0EA: preload_shutdown (ZendAccelerator.c:3207) ==136195== by 0x5FFA972: accel_shutdown (ZendAccelerator.c:3075) ==136195== by 0x6004FD9: zm_shutdown_zend_accelerator (zend_accelerator_module.c:432) ==136195== by 0x6753FB: module_destructor (zend_API.c:2563) ==136195== by 0x6664AA: module_destructor_zval (zend.c:768) ==136195== by 0x681FF8: _zend_hash_del_el_ex (zend_hash.c:1305) ==136195== by 0x6820D8: _zend_hash_del_el (zend_hash.c:1328) ==136195== by 0x683A0C: zend_hash_graceful_reverse_destroy (zend_hash.c:1782) ==136195== by 0x672E02: zend_destroy_modules (zend_API.c:1995) ==136195== by 0x66715C: zend_shutdown (zend.c:1055) ==136195== by 0x5ABF5C: php_module_shutdown (main.c:2481) ==136195== by 0x75A96A: main (php_cli.c:1374) ==136195== Address 0x4bf1010 is 16 bytes inside a block of size 56 free'd ==136195== at 0x483CA3F: free (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x66700B: zend_post_startup (zend.c:1026) ==136195== by 0x5ABB8C: php_module_startup (main.c:2360) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== Block was alloc'd at ==136195== at 0x483B7F3: malloc (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x6669CE: zend_startup (zend.c:893) ==136195== by 0x5AB267: php_module_startup (main.c:2166) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== ==136195== Invalid write of size 4 ==136195== at 0x5FFB11F: preload_shutdown (ZendAccelerator.c:3207) ==136195== by 0x5FFA972: accel_shutdown (ZendAccelerator.c:3075) ==136195== by 0x6004FD9: zm_shutdown_zend_accelerator (zend_accelerator_module.c:432) ==136195== by 0x6753FB: module_destructor (zend_API.c:2563) ==136195== by 0x6664AA: module_destructor_zval (zend.c:768) ==136195== by 0x681FF8: _zend_hash_del_el_ex (zend_hash.c:1305) ==136195== by 0x6820D8: _zend_hash_del_el (zend_hash.c:1328) ==136195== by 0x683A0C: zend_hash_graceful_reverse_destroy (zend_hash.c:1782) ==136195== by 0x672E02: zend_destroy_modules (zend_API.c:1995) ==136195== by 0x66715C: zend_shutdown (zend.c:1055) ==136195== by 0x5ABF5C: php_module_shutdown (main.c:2481) ==136195== by 0x75A96A: main (php_cli.c:1374) ==136195== Address 0x4bf1018 is 24 bytes inside a block of size 56 free'd ==136195== at 0x483CA3F: free (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x66700B: zend_post_startup (zend.c:1026) ==136195== by 0x5ABB8C: php_module_startup (main.c:2360) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== Block was alloc'd at ==136195== at 0x483B7F3: malloc (in /usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so) ==136195== by 0x6669CE: zend_startup (zend.c:893) ==136195== by 0x5AB267: php_module_startup (main.c:2166) ==136195== by 0x758362: php_cli_startup (php_cli.c:410) ==136195== by 0x75A79A: main (php_cli.c:1326) ==136195== ==136195== ==136195== HEAP SUMMARY: ==136195== in use at exit: 3,319 bytes in 10 blocks ==136195== total heap usage: 9,003 allocs, 8,993 frees, 1,577,474 bytes allocated ==136195== ==136195== LEAK SUMMARY: ==136195== definitely lost: 0 bytes in 0 blocks ==136195== indirectly lost: 0 bytes in 0 blocks ==136195== possibly lost: 0 bytes in 0 blocks ==136195== still reachable: 3,319 bytes in 10 blocks ==136195== suppressed: 0 bytes in 0 blocks ==136195== Rerun with --leak-check=full to see details of leaked memory ==136195== ==136195== For lists of detected and suppressed errors, rerun with: -s ==136195== ERROR SUMMARY: 13 errors from 13 contexts (suppressed: 0 from 0) ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=80092&edit=1