Bug #74392 [NEW]: exited on signal 11 (SIGSEGV - core dumped)

From: herb123456 at gmail dot com Operating system: CentOS 7 PHP version: 7.1.3 Package: *Encryption and hash functions Bug Type: Bug Bug description:exited on signal 11 (SIGSEGV - core dumped) Description: ------------ PHP 7.1.3 (cli) (built: Apr 8 2017 18:52:22) ( NTS DEBUG ) Copyright (c) 1997-2017 The PHP Group Zend Engine v3.1.0, Copyright (c) 1998-2017 Zend Technologies with Zend OPcache v7.1.3, Copyright (c) 1999-2017, by Zend Technologies WordPress 4.7.3 When I installed Jetpack plugin made by wordpress.com, the jetpack service will send a lot of request to xmlrpc.php on my server, and one of them crashed my php-fpm process. Here is backtrace content: gdb /opt/remi/php71-debug/root/usr/sbin/php-fpm /tmp/core.1974 [21:43:31] GNU gdb (GDB) Red Hat Enterprise Linux 7.6.1-94.el7 Copyright (C) 2013 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-redhat-linux-gnu". For bug reporting instructions, please see: <http://www.gnu.org/software/gdb/bugs/>... Reading symbols from /opt/remi/php71-debug/root/usr/sbin/php-fpm...done. [New LWP 1974] [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib64/libthread_db.so.1". Core was generated by `php-fpm: pool www '. Program terminated with signal 11, Segmentation fault. #0 0x00007f027b1adce8 in __memcpy_ssse3_back () from /lib64/libc.so.6 Missing separate debuginfos, use: debuginfo-install bzip2-libs-1.0.6-13.el7.x86_64 cyrus-sasl-lib-2.1.26-20.el7_2.x86_64 freetype-2.4.11-12.el7.x86_64 glibc-2.17-157.el7_3.1.x86_64 keyutils-libs-1.5.8-3.el7.x86_64 krb5-libs-1.14.1-27.el7_3.x86_64 libX11-1.6.3-3.el7.x86_64 libXau-1.0.8-2.1.el7.x86_64 libXpm-3.5.11-3.el7.x86_64 libcom_err-1.42.9-9.el7.x86_64 libcurl-7.29.0-35.el7.centos.x86_64 libedit-3.0-12.20121213cvs.el7.x86_64 libgcc-4.8.5-11.el7.x86_64 libgcrypt-1.5.3-13.el7_3.1.x86_64 libgpg-error-1.12-3.el7.x86_64 libicu-50.1.2-15.el7.x86_64 libidn-1.28-4.el7.x86_64 libjpeg-turbo-1.2.90-5.el7.x86_64 libmcrypt-2.5.8-13.el7.x86_64 libpng-1.5.13-7.el7_2.x86_64 libselinux-2.5-6.el7.x86_64 libssh2-1.4.3-10.el7_2.1.x86_64 libstdc++-4.8.5-11.el7.x86_64 libtidy-0.99.0-31.20091203.el7.x86_64 libtool-ltdl-2.4.2-21.el7_2.x86_64 libxcb-1.11-4.el7.x86_64 libxml2-2.9.1-6.el7_2.3.x86_64 libxslt-1.1.28-5.el7.x86_64 ncurses-libs-5.9-13.20130511.el7.x86_64 nspr-4.13.1-1.0.el7_3.x86_64 nss-3.28.2-1.6.el7_3.x86_64 nss-softokn-3.16.2.3-14.4.el7.x86_64 nss-softokn-freebl-3.16.2.3-14.4.el7.x86_64 nss-sysinit-3.28.2-1.6.el7_3.x86_64 nss-util-3.28.2-1.1.el7_3.x86_64 openldap-2.4.40-13.el7.x86_64 openssl-libs-1.0.1e-60.el7_3.1.x86_64 pcre-8.32-15.el7_2.1.x86_64 sqlite-3.7.17-8.el7.x86_64 xz-libs-5.2.2-1.el7.x86_64 zlib-1.2.7-17.el7.x86_64 (gdb) bt #0 0x00007f027b1adce8 in __memcpy_ssse3_back () from /lib64/libc.so.6 #1 0x00000000006d4884 in zend_hash_packed_to_hash (ht=0x7f025f8a4480) at /root/php-7.1.3/Zend/zend_hash.c:214 #2 0x00000000006d5b05 in _zend_hash_add_or_update_i (ht=0x7f025f8a4480, key=0x7f0260e24968, pData=0x7f026397bb60, flag=1, __zend_filename=0xbd4100 "/root/php-7.1.3/Zend/zend_vm_execute.h", __zend_lineno=5886) at /root/php-7.1.3/Zend/zend_hash.c:554 #3 0x00000000006d5ebb in _zend_hash_update (ht=0x7f025f8a4480, key=0x7f0260e24968, pData=0x7f026397bb60, __zend_filename=0xbd4100 "/root/php-7.1.3/Zend/zend_vm_execute.h", __zend_lineno=5886) at /root/php-7.1.3/Zend/zend_hash.c:627 #4 0x000000000072dbeb in ZEND_ADD_ARRAY_ELEMENT_SPEC_CONST_CONST_HANDLER () at /root/php-7.1.3/Zend/zend_vm_execute.h:5886 #5 0x0000000000721c72 in execute_ex (ex=0x7f0279c14030) at /root/php-7.1.3/Zend/zend_vm_execute.h:429 #6 0x0000000000721d84 in zend_execute (op_array=0x7f0279c77000, return_value=0x0) at /root/php-7.1.3/Zend/zend_vm_execute.h:474 #7 0x00000000006c353d in zend_execute_scripts (type=8, retval=0x0, file_count=3) at /root/php-7.1.3/Zend/zend.c:1476 #8 0x00000000006331b3 in php_execute_script (primary_file=0x7ffd9f159140) at /root/php-7.1.3/main/main.c:2537 #9 0x00000000007b1d2d in main (argc=1, argv=0x7ffd9f159368) at /root/php-7.1.3/sapi/fpm/fpm/fpm_main.c:1966 Test script: --------------- no test script. Actual result: -------------- (gdb) bt #0 0x00007f027b1adce8 in __memcpy_ssse3_back () from /lib64/libc.so.6 #1 0x00000000006d4884 in zend_hash_packed_to_hash (ht=0x7f025f8a4480) at /root/php-7.1.3/Zend/zend_hash.c:214 #2 0x00000000006d5b05 in _zend_hash_add_or_update_i (ht=0x7f025f8a4480, key=0x7f0260e24968, pData=0x7f026397bb60, flag=1, __zend_filename=0xbd4100 "/root/php-7.1.3/Zend/zend_vm_execute.h", __zend_lineno=5886) at /root/php-7.1.3/Zend/zend_hash.c:554 #3 0x00000000006d5ebb in _zend_hash_update (ht=0x7f025f8a4480, key=0x7f0260e24968, pData=0x7f026397bb60, __zend_filename=0xbd4100 "/root/php-7.1.3/Zend/zend_vm_execute.h", __zend_lineno=5886) at /root/php-7.1.3/Zend/zend_hash.c:627 #4 0x000000000072dbeb in ZEND_ADD_ARRAY_ELEMENT_SPEC_CONST_CONST_HANDLER () at /root/php-7.1.3/Zend/zend_vm_execute.h:5886 #5 0x0000000000721c72 in execute_ex (ex=0x7f0279c14030) at /root/php-7.1.3/Zend/zend_vm_execute.h:429 #6 0x0000000000721d84 in zend_execute (op_array=0x7f0279c77000, return_value=0x0) at /root/php-7.1.3/Zend/zend_vm_execute.h:474 #7 0x00000000006c353d in zend_execute_scripts (type=8, retval=0x0, file_count=3) at /root/php-7.1.3/Zend/zend.c:1476 #8 0x00000000006331b3 in php_execute_script (primary_file=0x7ffd9f159140) at /root/php-7.1.3/main/main.c:2537 #9 0x00000000007b1d2d in main (argc=1, argv=0x7ffd9f159368) at /root/php-7.1.3/sapi/fpm/fpm/fpm_main.c:1966 -- Edit bug report at https://bugs.php.net/bug.php?id=74392&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=74392&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=74392&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=74392&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=74392&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=74392&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=74392&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=74392&r=needscript Try newer version: https://bugs.php.net/fix.php?id=74392&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=74392&r=support Expected behavior: https://bugs.php.net/fix.php?id=74392&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=74392&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=74392&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=74392&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=74392&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=74392&r=dst IIS Stability: https://bugs.php.net/fix.php?id=74392&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=74392&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=74392&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=74392&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=74392&r=mysqlcfg